# List of United States tornadoes from August to September 2014

This is a list of all tornadoes that were confirmed by local offices of the National Weather Service in the United States from August to September 2014.

## United States yearly total

Confirmed tornadoes by Enhanced Fujita rating :
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total |
| 0 | 510 | 321 | 71 | 20 | 7 | 0 | 929 |

## August

Confirmed tornadoes by Enhanced Fujita rating :
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total |
| 0 | 63 | 8 | 0 | 0 | 0 | 0 | 71 |

### August 4 event

List of confirmed tornadoes – Monday, August 4, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | S of Boulder City | Clark | NV | 35°49′N 114°52′W﻿ / ﻿35.82°N 114.86°W﻿ / 35.82; -114.86﻿ (Boulder City (Aug. 4, EF0)) | 1940 | 0.08 mi (0.13 km) | 25 yd (23 m) | $0 | Brief tornado touchdown as documented on camera; no reported damage. | |

### August 6 event

List of confirmed tornadoes – Wednesday, August 6, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | S of Bennett | Adams | CO | 39°46′N 104°25′W﻿ / ﻿39.76°N 104.42°W﻿ / 39.76; -104.42﻿ (Bennett (Aug. 6, EF0)) | 0010 | 0.1 mi (0.16 km) | 50 yd (46 m) | $0 | Brief tornado touchdown; no damage. | |

### August 9 event

List of confirmed tornadoes – Saturday, August 9, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | N of St. Francis | Cheyenne | KS | 39°50′N 101°48′W﻿ / ﻿39.84°N 101.80°W﻿ / 39.84; -101.80﻿ (St. Francis (Aug. 9, EF0)) | 2045–2047 | 0.5 mi (0.80 km) | 10 yd (9.1 m) | $0 | Brief landspout tornado as reported by a storm chaser; no reported damage. |
| EF0 | SE of St. Francis | Cheyenne | KS | 39°42′N 101°43′W﻿ / ﻿39.70°N 101.71°W﻿ / 39.70; -101.71﻿ (St. Francis (Aug. 9, EF0)) | 2057–2058 | 0.25 mi (0.40 km) | 10 yd (9.1 m) | $0 | Brief tornado as reported by emergency management; no reported damage. |
| EF0 | Lake Cochrane | Deuel | SD | 44°43′N 96°28′W﻿ / ﻿44.71°N 96.46°W﻿ / 44.71; -96.46﻿ (Lake Cochrane (Aug. 9, EF0)) | 2130–2145 | 0.83 mi (1.34 km) | 20 yd (18 m) | Unknown | Docks, boats, boat lifts, canopies, shoreline shrubbery, and a few trees sustained minor damage. Two homes were impacted, with the roof of one house rolled back and tossed a short distance. |
| EF0 | SSW of Bird City | Cheyenne | KS | 39°37′N 101°38′W﻿ / ﻿39.62°N 101.63°W﻿ / 39.62; -101.63﻿ (Bird City (Aug. 9, EF0)) | 2155 | 0.25 mi (0.40 km) | 10 yd (9.1 m) | $0 | Brief tornado as reported by a storm chaser; no reported damage. |

### August 11 event

List of confirmed tornadoes – Monday, August 11, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | Chequamegon Bay | Ashland | WI | 46°35′03″N 90°55′22″W﻿ / ﻿46.5843°N 90.9227°W﻿ / 46.5843; -90.9227﻿ (Chequamegon Bay (Aug. 11, EF0)) | 1846–1847 | 0.05 mi (0.080 km) | 3 yd (2.7 m) | $0 | A waterspout briefly moved ashore before dissipating. | |
| EF0 | W of Trinway | Muskingum | OH | 40°09′00″N 82°03′22″W﻿ / ﻿40.15°N 82.056°W﻿ / 40.15; -82.056﻿ (Trinway (Aug. 11, EF0)) | 1900–1901 | 0.16 mi (0.26 km) | 25 yd (23 m) | $1,000 | Areas of corn in a field were knocked down and a large tree branch fell on a home. | |

### August 12 event

List of confirmed tornadoes – Tuesday, August 12, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | NE of Johnstown | Licking | OH | 40°10′N 82°38′W﻿ / ﻿40.17°N 82.63°W﻿ / 40.17; -82.63﻿ (Johnstown (Aug. 12, EF0)) | 1515–1516 | 0.09 mi (0.14 km) | 20 yd (18 m) | $0 | A brief tornado as observed on video; no reported damage. | |

### August 13 event

List of confirmed tornadoes – Wednesday, August 13, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | E of Sunnyside | Benton | WA | 46°19′N 119°48′W﻿ / ﻿46.32°N 119.80°W﻿ / 46.32; -119.80﻿ (Sunnyside (Aug. 13, EF0)) | 0130–0133 | 0.25 mi (0.40 km) | 15 yd (14 m) | $0 | Brief tornado touchdown in an open field; no reported damage. | |

### August 15 event

List of confirmed tornadoes – Friday, August 15, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | Fort Pierce | St. Lucie | FL | 27°31′N 80°22′W﻿ / ﻿27.52°N 80.36°W﻿ / 27.52; -80.36﻿ (Fort Pierce (Aug. 15, EF0)) | 1755–1756 | 0.15 mi (0.24 km) | 15 yd (14 m) | $0 | Brief tornado as observed by a motorist and on video; no reported damage. | |
| EF0 | NW of Willcox | Cochise | AZ | 32°15′57″N 109°59′57″W﻿ / ﻿32.2659°N 109.9993°W﻿ / 32.2659; -109.9993﻿ (Willcox (Aug. 15, EF0)) | 2039–2045 | 0.79 mi (1.27 km) | 50 yd (46 m) | $0 | Brief tornado as documented on camera; no reported damage. | |

### August 16 event

List of confirmed tornadoes – Saturday, August 16, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | WNW of Boca West | Palm Beach | FL | 26°25′N 80°16′W﻿ / ﻿26.42°N 80.27°W﻿ / 26.42; -80.27﻿ (Boca West (Aug. 16, EF0)) | 2033–2035 | 0.37 mi (0.60 km) | 10 yd (9.1 m) | $0 | Brief tornado as observed by the public; no reported damage. | |

### August 17 event

List of confirmed tornadoes – Sunday, August 17, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF1 | NE of Robards | Henderson | KY | 37°41′N 87°34′W﻿ / ﻿37.69°N 87.56°W﻿ / 37.69; -87.56﻿ (Robards (Aug. 17, EF1)) | 2133–2136 | 1.65 mi (2.66 km) | 60 yd (55 m) | $45,000 | Three homes and a mobile home sustained minor roof and siding damage. Numerous tree limbs were broken and a few trees were uprooted. |
| EF0 | E of Central City | Muhlenberg | KY | 37°18′N 87°01′W﻿ / ﻿37.30°N 87.02°W﻿ / 37.30; -87.02﻿ (Central City (Aug. 17, EF0)) | 2231–2232 | 0.59 mi (0.95 km) | 125 yd (114 m) | $12,000 | Several trees were snapped and a cornfield was damaged. |
| EF0 | SSE of Dolliver | Emmet | IA | 43°25′N 94°36′W﻿ / ﻿43.42°N 94.60°W﻿ / 43.42; -94.60﻿ (Dolliver (Aug. 17, EF0)) | 0000–0002 | 0.83 mi (1.34 km) | 25 yd (23 m) | $1,000 | Brief tornado observed by emergency management. |

### August 18 event

List of confirmed tornadoes – Monday, August 18, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | SSE of Medina | Winnebago | WI | 44°14′N 88°37′W﻿ / ﻿44.23°N 88.62°W﻿ / 44.23; -88.62﻿ (Medina (Aug. 18, EF0)) | 2123–2125 | 2.06 mi (3.32 km) | 50 yd (46 m) | $0 | Two power poles were leaned and a few trees were blown downed. | |

### August 20 event

List of confirmed tornadoes – Wednesday, August 20, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | WSW of Richmond | Macomb | MI | 42°47′N 82°50′W﻿ / ﻿42.78°N 82.83°W﻿ / 42.78; -82.83﻿ (Richmond (Aug. 20, EF0)) | 1804–1807 | 0.29 mi (0.47 km) | 100 yd (91 m) | $5,000 | Minor tree damage was observed and thin medal sheds were destroyed. | |
| EF0 | SE of Mackay | Custer | ID | 43°53′N 113°35′W﻿ / ﻿43.89°N 113.58°W﻿ / 43.89; -113.58﻿ (Mackay (Aug. 20, EF0)) | 1945–1950 | 0.1 mi (0.16 km) | 5 yd (4.6 m) | $0 | Numerous photographs of a brief tornado; no reported damage. | |

### August 21 event

List of confirmed tornadoes – Thursday, August 21, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | N of Mountain Lake | Cottonwood | MN | 44°02′N 94°55′W﻿ / ﻿44.04°N 94.92°W﻿ / 44.04; -94.92﻿ (Mountain Lake (Aug. 21, EF0)) | 1020–1021 | 0.1 mi (0.16 km) | 50 yd (46 m) | $0 | Brief tornado; no reported damage. |
| EF0 | SW of Fuller | Jefferson | PA | 41°05′N 78°59′W﻿ / ﻿41.09°N 78.99°W﻿ / 41.09; -78.99﻿ (Fuller (Aug. 21, EF0)) | 2025–2026 | 0.54 mi (0.87 km) | 20 yd (18 m) | $500 | Damage was limited to hardwood trees. |
| EF0 | SE of Knox Dale | Jefferson | PA | 41°04′N 79°01′W﻿ / ﻿41.07°N 79.01°W﻿ / 41.07; -79.01﻿ (Knox Dale (Aug. 21, EF0)) | 2027–2035 | 5.36 mi (8.63 km) | 50 yd (46 m) | $500 | Hardwood trees were damaged. |

### August 23 event

List of confirmed tornadoes – Saturday, August 23, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | W of Cresbard | Faulk | SD | 45°10′N 99°05′W﻿ / ﻿45.17°N 99.09°W﻿ / 45.17; -99.09﻿ (Cresbard (Aug. 23, EF0)) | 2230–2235 | 2.13 mi (3.43 km) | 10 yd (9.1 m) | $0 | Only minor tree damage was observed. |
| EF0 | W of Cresbard | Faulk | SD | 45°11′N 99°08′W﻿ / ﻿45.18°N 99.13°W﻿ / 45.18; -99.13﻿ (Cresbard (Aug. 23, EF0)) | 2235–2246 | 4.4 mi (7.1 km) | 15 yd (14 m) | Unknown | A livestock trailer was blown over, a garage door was lofted over the roof of the building, and tree damage was observed. |
| EF1 | NE of Ipswich | Edmunds | SD | 45°29′N 98°58′W﻿ / ﻿45.48°N 98.97°W﻿ / 45.48; -98.97﻿ (Ipswich (Aug. 23, EF1)) | 2331–2338 | 1.46 mi (2.35 km) | 10 yd (9.1 m) | Unknown | A section of a farm roof was lost while the siding was damaged. A metal outbuilding lost a majority of its roof, and a tractor trailer was damaged due to flying debris. Tree damage and a dented grain building was observed. |

### August 24 event

List of confirmed tornadoes – Sunday, August 24, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | SW of Morrill | Benton, Morrison | MN | 45°48′N 93°59′W﻿ / ﻿45.80°N 93.98°W﻿ / 45.80; -93.98﻿ (Morrill (Aug. 24, EF0)) | 2247–2302 | 5.67 mi (9.12 km) | 150 yd (140 m) | $2,000 | A roof was torn from a farm outbuilding; tree damage was observed. | |

### August 25 event

List of confirmed tornadoes – Monday, August 25, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | S of Florence | Fremont | CO | 38°23′N 105°07′W﻿ / ﻿38.39°N 105.12°W﻿ / 38.39; -105.12﻿ (Florence (Aug. 25, EF0)) | 2340–2343 | 0.96 mi (1.54 km) | 75 yd (69 m) | $0 | Brief tornado; no reported damage. | |

### August 28 event

List of confirmed tornadoes – Thursday, August 28, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | ENE of Natoma | Osborne | KS | 39°13′N 98°55′W﻿ / ﻿39.22°N 98.92°W﻿ / 39.22; -98.92﻿ (Natoma (Aug. 28, EF0)) | 2230 | 0.1 mi (0.16 km) | 25 yd (23 m) | $0 | Brief tornado in open country; no reported damage. |
| EF1 | Milberger | Russell | KS | 38°43′N 98°55′W﻿ / ﻿38.72°N 98.92°W﻿ / 38.72; -98.92﻿ (Milberger (Aug. 28, EF1)) | 2330–2332 | 2 mi (3.2 km) | 220 yd (200 m) | $0 | Tractors were flipped and windows were broken in town. |
| EF0 | SW of Mayfield | Yankton | SD | 43°02′N 97°23′W﻿ / ﻿43.04°N 97.38°W﻿ / 43.04; -97.38﻿ (Mayfield (Aug. 28, EF0)) | 2344–0008 | 3.74 mi (6.02 km) | 50 yd (46 m) | $0 | A tornado was observed over open country. |

### August 31 event

List of confirmed tornadoes – Sunday, August 31, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | NNW of Arion | Crawford | IA | 41°58′07″N 95°31′40″W﻿ / ﻿41.9687°N 95.5279°W﻿ / 41.9687; -95.5279﻿ (Arion (Aug. 31, EF0)) | 2324–2342 | 5.49 mi (8.84 km) | 330 yd (300 m) | $5,000 | High resolution satellite data confirmed a tornado. |
| EF0 | Odebolt | Sac | IA | 42°18′03″N 95°18′23″W﻿ / ﻿42.3008°N 95.3064°W﻿ / 42.3008; -95.3064﻿ (Odebolt (Aug. 31, EF0)) | 2344–2350 | 2.13 mi (3.43 km) | 60 yd (55 m) | $97,000 | Four grain bins were destroyed and a few augers were damaged. |
| EF0 | Worcester | Worcester | MA | 42°14′N 71°48′W﻿ / ﻿42.24°N 71.8°W﻿ / 42.24; -71.8﻿ (Worcester (Aug. 31, EF0)) | 0010–0014 | 2.06 mi (3.32 km) | 176 yd (161 m) | $100,000 | Some trees were snapped or uprooted; fallen trees caused significant damage to cars and minor damage to homes. |
| EF0 | ESE of Vail | Crawford | IA | 42°01′43″N 95°08′49″W﻿ / ﻿42.0285°N 95.147°W﻿ / 42.0285; -95.147﻿ (Vail (Aug. 31, EF0)) | 0026–0033 | 2.13 mi (3.43 km) | 200 yd (180 m) | $10,000 | A tornado found using high resolution satellite imagery damaged crops. |
| EF0 | SE of Arcadia | Carroll | IA | 42°01′24″N 95°01′09″W﻿ / ﻿42.0233°N 95.0192°W﻿ / 42.0233; -95.0192﻿ (Arcadia (Aug. 31, EF0)) | 0034–0044 | 4.96 mi (7.98 km) | 90 yd (82 m) | $7,000 | Two grain bins were severely damaged. |
| EF0 | ESE of Arcadia | Carroll | IA | 42°02′32″N 94°58′24″W﻿ / ﻿42.0421°N 94.9734°W﻿ / 42.0421; -94.9734﻿ (Arcadia (Aug. 31, EF0)) | 0038–0044 | 2.71 mi (4.36 km) | 140 yd (130 m) | $10,000 | A tornado found using high-resolution satellite imagery damaged crops. |
| EF0 | NE of Carroll | Carroll | IA | 42°04′24″N 94°49′53″W﻿ / ﻿42.0733°N 94.8315°W﻿ / 42.0733; -94.8315﻿ (Carroll (Aug. 31, EF0)) | 0045–0048 | 3.34 mi (5.38 km) | 200 yd (180 m) | $10,000 | A tornado found using high-resolution satellite imagery damaged crops. |
| EF0 | N of Ralston | Carroll, Greene | IA | 42°06′32″N 94°40′53″W﻿ / ﻿42.109°N 94.6813°W﻿ / 42.109; -94.6813﻿ (Ralston (Aug. 31, EF0)) | 0057–0107 | 5.64 mi (9.08 km) | 100 yd (91 m) | $14,000 | A small open farm structure was destroyed. Trees and crops were damaged. |
| EF0 | W of Paton | Greene | IA | 42°07′38″N 94°25′06″W﻿ / ﻿42.1272°N 94.4183°W﻿ / 42.1272; -94.4183﻿ (Paton (Aug. 31, EF0)) | 0111–0116 | 4.49 mi (7.23 km) | 45 yd (41 m) | $6,000 | A small barn on a farmstead lost its roof. |
| EF0 | NE of Churdan | Greene, Webster | IA | 42°10′21″N 94°22′41″W﻿ / ﻿42.1726°N 94.3781°W﻿ / 42.1726; -94.3781﻿ (Churdan (Aug. 31, EF0)) | 0115–0125 | 9.79 mi (15.76 km) | 360 yd (330 m) | $12,000 | An old grain silo, trees, and crops were damaged. |
| EF0 | SW of Gowrie | Webster | IA | 42°14′04″N 94°23′18″W﻿ / ﻿42.2344°N 94.3884°W﻿ / 42.2344; -94.3884﻿ (Gowrie (Aug. 31, EF0)) | 0119–0124 | 5.07 mi (8.16 km) | 95 yd (87 m) | $6,000 | Extensive crop damage was observed. |
| EF0 | S of Fort Dodge | Webster | IA | 42°26′24″N 94°12′36″W﻿ / ﻿42.4399°N 94.2101°W﻿ / 42.4399; -94.2101﻿ (Fort Dodge (Aug. 31, EF0)) | 0122–0125 | 1.67 mi (2.69 km) | 25 yd (23 m) | $3,000 | A tornado produced crop damage. |
| EF0 | NNE of Paton | Webster | IA | 42°14′03″N 94°13′16″W﻿ / ﻿42.2341°N 94.221°W﻿ / 42.2341; -94.221﻿ (Paton (Aug. 31, EF0)) | 0124–0135 | 6.42 mi (10.33 km) | 570 yd (520 m) | $10,000 | Grain bins sustained minor damage. |
| EF0 | S of Gowrie | Webster | IA | 42°15′44″N 94°18′23″W﻿ / ﻿42.2622°N 94.3064°W﻿ / 42.2622; -94.3064﻿ (Gowrie (Aug. 31, EF0)) | 0126–0129 | 2.85 mi (4.59 km) | 400 yd (370 m) | $5,000 | Well-defined swirls and convergence were noted in crops. |
| EF0 | SE of Perry | Dallas | IA | 41°43′14″N 94°06′49″W﻿ / ﻿41.7206°N 94.1135°W﻿ / 41.7206; -94.1135﻿ (Perry (Aug. 31, EF0)) | 0131–0150 | 9.48 mi (15.26 km) | 110 yd (100 m) | $4,000 | A long-lived tornado damaged crops. |
| EF1 | N of Dayton | Webster | IA | 42°18′13″N 94°05′01″W﻿ / ﻿42.3035°N 94.0837°W﻿ / 42.3035; -94.0837﻿ (Dayton (Aug. 31, EF1)) | 0135–0141 | 5.33 mi (8.58 km) | 100 yd (91 m) | $207,000 | A hog containment building was destroyed and numerous corn fields were damaged. Minor tree damage occurred. |
| EF1 | NNW of Stratford | Webster, Hamilton | IA | 42°18′40″N 93°58′13″W﻿ / ﻿42.3111°N 93.9704°W﻿ / 42.3111; -93.9704﻿ (Stratford (Aug. 31, EF1)) | 0140–0145 | 4.62 mi (7.44 km) | 205 yd (187 m) | $3,000 | Crop and tree damage occurred. |
| EF0 | Stratford | Hamilton | IA | 42°16′29″N 93°55′08″W﻿ / ﻿42.2747°N 93.9188°W﻿ / 42.2747; -93.9188﻿ (Stratford (Aug. 31, EF0)) | 0140–0147 | 5.42 mi (8.72 km) | 90 yd (82 m) | $4,000 | Crop and tree damage occurred. This tornado merged with the 0142–0151 UTC EF0 tornado, the first documented instance of a tornado merger resultant from a squall line. |
| EF0 | NW of Stanhope | Hamilton | IA | 42°17′20″N 93°51′53″W﻿ / ﻿42.289°N 93.8646°W﻿ / 42.289; -93.8646﻿ (Stanhope (Aug. 31, EF0)) | 0142–0151 | 6.21 mi (9.99 km) | 280 yd (260 m) | $7,000 | Crop and tree damage occurred, and shingles were removed from a house. This tornado merged with the 0140–0147 UTC EF0 tornado, the first documented instance of a tornado merger resultant from a squall line. |
| EF1 | W of Story City | Boone, Hamilton | IA | 42°10′42″N 93°49′06″W﻿ / ﻿42.1784°N 93.8183°W﻿ / 42.1784; -93.8183﻿ (Story City (Aug. 31, EF1)) | 0143–0149 | 6.15 mi (9.90 km) | 90 yd (82 m) | $7,000 | A lean-to was destroyed, trees were uprooted, and crops were damaged. |
| EF0 | NE of Stanhope | Hamilton | IA | 42°17′43″N 93°46′43″W﻿ / ﻿42.2953°N 93.7786°W﻿ / 42.2953; -93.7786﻿ (Stanhope (Aug. 31, EF0)) | 0146–0152 | 5.24 mi (8.43 km) | 65 yd (59 m) | $4,000 | Minor tree and crop damage was documented. |
| EF0 | SW of Kamrar | Hamilton | IA | 42°21′33″N 93°47′35″W﻿ / ﻿42.3591°N 93.7931°W﻿ / 42.3591; -93.7931﻿ (Kamrar (Aug. 31, EF0)) | 0150–0151 | 1.35 mi (2.17 km) | 60 yd (55 m) | $100,000 | Three grain bins on a farmstead were destroyed. Crops were damaged. |
| EF0 | SSW of Kamrar | Hamilton | IA | 42°22′13″N 93°45′41″W﻿ / ﻿42.3704°N 93.7613°W﻿ / 42.3704; -93.7613﻿ (Kamrar (Aug. 31, EF0)) | 0152–0154 | 1.73 mi (2.78 km) | 340 yd (310 m) | $79,000 | The roof was ripped off a hog containment building, and crops were damaged. |
| EF0 | ENE of Kamrar | Hamilton | IA | 42°23′43″N 93°38′18″W﻿ / ﻿42.3952°N 93.6383°W﻿ / 42.3952; -93.6383﻿ (Kamrar (Aug. 31, EF0)) | 0158–0203 | 3.72 mi (5.99 km) | 60 yd (55 m) | $2,000 | Crops were damaged. |
| EF0 | SSW of Dows | Hamilton, Wright | IA | 42°33′09″N 93°38′13″W﻿ / ﻿42.5526°N 93.6369°W﻿ / 42.5526; -93.6369﻿ (Dows (Aug. 31, EF0)) | 0159–0207 | 7.04 mi (11.33 km) | 170 yd (160 m) | $33,000 | Two empty grain bins were destroyed and crops were damaged. |
| EF0 | W of Janesville | Bremer | IA | 42°39′06″N 92°33′16″W﻿ / ﻿42.6518°N 92.5545°W﻿ / 42.6518; -92.5545﻿ (Janesville (Aug. 31, EF0)) | 0201–0203 | 1.89 mi (3.04 km) | 70 yd (64 m) | $2,000 | Crops were damaged. |
| EF0 | SE of Williams | Hamilton | IA | 42°26′33″N 93°31′05″W﻿ / ﻿42.4426°N 93.5181°W﻿ / 42.4426; -93.5181﻿ (Williams (Aug. 31, EF0)) | 0206–0207 | 1.15 mi (1.85 km) | 50 yd (46 m) | $2,000 | Some crop damage occurred. |
| EF0 | SE of Dows | Franklin | IA | 42°35′42″N 93°29′04″W﻿ / ﻿42.595°N 93.4844°W﻿ / 42.595; -93.4844﻿ (Dows (Aug. 31, EF0)) | 0207–0210 | 2.41 mi (3.88 km) | 75 yd (69 m) | $2,000 | Minor crop damage was documented. |
| EF1 | SW of Alden | Hamilton, Hardin | IA | 42°26′43″N 93°29′28″W﻿ / ﻿42.4454°N 93.4911°W﻿ / 42.4454; -93.4911﻿ (Alden (Aug. 31, EF1)) | 0208–0210 | 2.63 mi (4.23 km) | 150 yd (140 m) | $119,000 | Two grain bins were destroyed and three outbuildings were severely damaged on a farmstead. Another outbuilding lost a portion of its roof. Crops were damaged. |
| EF0 | NNW of Buckeye | Hardin | IA | 42°27′49″N 93°25′18″W﻿ / ﻿42.4635°N 93.4218°W﻿ / 42.4635; -93.4218﻿ (Buckeye (Aug. 31, EF0)) | 0211–0213 | 2.17 mi (3.49 km) | 60 yd (55 m) | $1,000 | Crops were damaged. |
| EF1 | W of Owasa | Hardin | IA | 42°25′08″N 93°14′22″W﻿ / ﻿42.4188°N 93.2394°W﻿ / 42.4188; -93.2394﻿ (Owasa (Aug. 31, EF1)) | 0218–0219 | 1.55 mi (2.49 km) | 150 yd (140 m) | $29,000 | A grain bin was destroyed and several trees were uprooted on a farmstead. |
| EF0 | S of Iowa Falls | Hardin | IA | 42°28′10″N 93°18′03″W﻿ / ﻿42.4695°N 93.3009°W﻿ / 42.4695; -93.3009﻿ (Iowa Falls (Aug. 31, EF0)) | 0218–0219 | 1.39 mi (2.24 km) | 200 yd (180 m) | $2,000 | Swirls were distinct across several agricultural fields. |
| EF0 | SSE of Stuart | Adair | IA | 41°26′00″N 94°18′17″W﻿ / ﻿41.4332°N 94.3047°W﻿ / 41.4332; -94.3047﻿ (Stuart (Aug. 31, EF0)) | 0223–0224 | 0.86 mi (1.38 km) | 50 yd (46 m) | $1,000 | Crops were damaged. |
| EF0 | SE of Ackley | Grundy | IA | 42°30′48″N 93°00′18″W﻿ / ﻿42.5134°N 93.0049°W﻿ / 42.5134; -93.0049﻿ (Ackley (Aug. 31, EF0)) | 0235–0237 | 1.66 mi (2.67 km) | 75 yd (69 m) | $2,000 | Crops were damaged. |
| EF0 | Aplington | Butler | IA | 42°33′23″N 92°54′06″W﻿ / ﻿42.5565°N 92.9018°W﻿ / 42.5565; -92.9018﻿ (Aplington (Aug. 31, EF0)) | 0239–0242 | 1.96 mi (3.15 km) | 55 yd (50 m) | $22,000 | Two outbuildings were severely damaged and trees were uprooted on a farmstead. |
| EF0 | N of Parkersburg | Butler | IA | 42°36′04″N 92°46′13″W﻿ / ﻿42.601°N 92.7704°W﻿ / 42.601; -92.7704﻿ (Parkersburg (Aug. 31, EF0)) | 0249–0252 | 2.2 mi (3.5 km) | 85 yd (78 m) | $3,000 | Crops were damaged. This tornado likely merged with the subsequent tornado before dissipating. |
| EF0 | NNE of Parkersburg | Butler | IA | 42°37′37″N 92°45′04″W﻿ / ﻿42.627°N 92.7511°W﻿ / 42.627; -92.7511﻿ (Parkersburg (Aug. 31, EF0)) | 0251–0253 | 1.71 mi (2.75 km) | 65 yd (59 m) | $2,000 | Crops were damaged. This tornado likely merged with the preceding tornado before dissipating. |
| EF0 | SW of Waverly | Butler, Bremer | IA | 42°39′07″N 92°33′31″W﻿ / ﻿42.652°N 92.5586°W﻿ / 42.652; -92.5586﻿ (Waverly (Aug. 31, EF0)) | 0300–0303 | 0.97 mi (1.56 km) | 85 yd (78 m) | $4,000 | Trees sustained minor damage on a farmstead and crops were damaged. |
| EF0 | SE of Janesville | Black Hawk | IA | 42°37′02″N 92°27′56″W﻿ / ﻿42.6172°N 92.4655°W﻿ / 42.6172; -92.4655﻿ (Janesville (Aug. 31, EF0)) | 0304–0307 | 2.07 mi (3.33 km) | 130 yd (120 m) | $3,000 | Trees and crops were damaged. |
| EF0 | SSE of Denver | Black Hawk | IA | 42°35′50″N 92°19′39″W﻿ / ﻿42.5971°N 92.3275°W﻿ / 42.5971; -92.3275﻿ (Denver (Aug. 31, EF0)) | 0312–0317 | 3.22 mi (5.18 km) | 80 yd (73 m) | $2,000 | Crops were damaged. |
| EF0 | N of Readlyn | Bremer | IA | 42°42′34″N 92°17′21″W﻿ / ﻿42.7095°N 92.2892°W﻿ / 42.7095; -92.2892﻿ (Readlyn (Aug. 31, EF0)) | 0317–0324 | 5.41 mi (8.71 km) | 100 yd (91 m) | $2,000 | Crops were damaged. |

## September

Confirmed tornadoes by Enhanced Fujita rating :
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total |
| 0 | 22 | 17 | 3 | 0 | 0 | 0 | 42 |

### September 1 event

List of confirmed tornadoes – Monday, September 1, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF1 | NE of Kalkaska | Kalkaska | MI | 44°50′N 85°03′W﻿ / ﻿44.83°N 85.05°W﻿ / 44.83; -85.05﻿ (Kalkaska (Sep. 1, EF1)) | 1747–1758 | 4.02 mi (6.47 km) | 125 yd (114 m) | $160,000 | Damage was confined to broken or downed trees, some of which fell on residences, damaging the roofs. |
| EF1 | SW of Frederic | Crawford | MI | 44°46′N 84°46′W﻿ / ﻿44.76°N 84.77°W﻿ / 44.76; -84.77﻿ (Frederic (Sep. 1, EF1)) | 1816–1829 | 9.14 mi (14.71 km) | 75 yd (69 m) | $85,000 | Many trees were snapped or uprooted. A house and a barn sustained significant roof damage. |
| EF1 | SSW of Johannesburg | Otsego | MI | 44°55′N 84°31′W﻿ / ﻿44.91°N 84.51°W﻿ / 44.91; -84.51﻿ (Johannesburg (Sep. 1, EF1)) | 1842–1856 | 7.21 mi (11.60 km) | 210 yd (190 m) | $215,000 | A large number of trees were downed, several of which fell on residencies. |
| EF0 | SE of Wolverine | Cheboygan | MI | 45°20′N 84°32′W﻿ / ﻿45.33°N 84.54°W﻿ / 45.33; -84.54﻿ (Wolverine (Sep. 1, EF0)) | 1843–1844 | 0.67 mi (1.08 km) | 30 yd (27 m) | $20,000 | A number of trees were snapped or uprooted. |
| EF0 | N of Welch | Craig | OK | 36°55′40″N 95°06′00″W﻿ / ﻿36.9279°N 95.1°W﻿ / 36.9279; -95.1﻿ (Welch (Sep. 1, EF0)) | 0041 | 0.2 mi (0.32 km) | 50 yd (46 m) | $0 | Brief tornado reported over open country; no reported damage. |
| EF0 | W of Cedar Vale | Cowley | KS | 37°07′25″N 96°42′41″W﻿ / ﻿37.1237°N 96.7113°W﻿ / 37.1237; -96.7113﻿ (Cedar Vale (Sep. 1, EF0)) | 0101–0112 | 3.69 mi (5.94 km) | 100 yd (91 m) | $0 | Tornado moved over open country; no reported damage. |
| EF1 | SW of Cedar Vale | Chautauqua | KS | 37°07′N 96°30′W﻿ / ﻿37.11°N 96.50°W﻿ / 37.11; -96.50﻿ (Cedar Vale (Sep. 1, EF1)) | 0125–0140 | 7.4 mi (11.9 km) | 100 yd (91 m) | Unknown | A barn was completely collapsed while another lost a portion of its metal roofing. Several trees were damaged. |
| EF1 | WNW of House Springs | Jefferson | MO | 38°25′48″N 90°39′49″W﻿ / ﻿38.4299°N 90.6635°W﻿ / 38.4299; -90.6635﻿ (House Springs (Sep. 1, EF1)) | 0343–0355 | 6.4 mi (10.3 km) | 60 yd (55 m) | Unknown | A quarter of the roof to a business was torn off while its deck was uplifted. Tree damage was observed. |
| EF1 | E of Saginaw | Newton | MO | 37°01′N 94°27′W﻿ / ﻿37.02°N 94.45°W﻿ / 37.02; -94.45﻿ (Saginaw (Sep. 1, EF1)) | 0413–0414 | 2.22 mi (3.57 km) | 100 yd (91 m) | $50,000 | Numerous trees were snapped, uprooted, or thrown. At least one mobile home was severely damaged after a tree fell on it. |
| EF1 | E of Saginaw | Newton | MO | 37°01′N 94°26′W﻿ / ﻿37.02°N 94.43°W﻿ / 37.02; -94.43﻿ (Saginaw (Sep. 1, EF1)) | 0414–0415 | 2.7 mi (4.3 km) | 400 yd (370 m) | $0 | Numerous trees were damaged and destroyed. |
| EF0 | NW of Wentworth | Newton | MO | 37°01′N 94°26′W﻿ / ﻿37.02°N 94.43°W﻿ / 37.02; -94.43﻿ (Wentworth (Sep. 1, EF0)) | 0436–0437 | 1.24 mi (2.00 km) | 100 yd (91 m) | $10,000 | A barn and a few trees were damaged. |

### September 2 event

List of confirmed tornadoes – Tuesday, September 2, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF1 | NE of Mansfield | DeSoto, Red River | LA | 32°09′N 93°35′W﻿ / ﻿32.15°N 93.58°W﻿ / 32.15; -93.58﻿ (Mansfield (Sep. 2, EF1)) | 1909–1924 | 6.04 mi (9.72 km) | 350 yd (320 m) | $250,000 | In DeSoto Parish, the metal roof of a barn, as well as the metal walls and roof of an International Paper Plant, were peeled back. A car was flipped over while several others had their windows blown out before the tornado entered Red River Parish. Numerous trees were snapped in both parishes. |
| EF1 | E of Elmira | Chemung | NY | 42°06′N 76°41′W﻿ / ﻿42.10°N 76.69°W﻿ / 42.10; -76.69﻿ (Chemung (Sep. 2, EF1)) | 2310–2315 | 6 mi (9.7 km) | 150 yd (140 m) | $100,000 | Numerous trees were snapped and uprooted. A barn was completely destroyed while a second one had its roof blown off. A pickup truck was lifted and dropped several feet from its original location and an attached trailer was dragged several feet. Several homes were damaged. |
| EF1 | W of Afton | Chenango | NY | 42°14′N 75°37′W﻿ / ﻿42.23°N 75.62°W﻿ / 42.23; -75.62﻿ (Afton (Sep. 2, EF1)) | 0032–0038 | 0.1 mi (0.16 km) | 50 yd (46 m) | $10,000 | Numerous trees were snapped and uprooted. |

### September 4 event

List of confirmed tornadoes – Thursday, September 4, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF0 | Skandia Township | Barnes | ND | 46°47′N 98°05′W﻿ / ﻿46.79°N 98.09°W﻿ / 46.79; -98.09﻿ (Skandia Township (Sep. 4, EF0)) | 0826–0828 | 1.05 mi (1.69 km) | 30 yd (27 m) | Unknown | Several large tree branches were broken; path evident in nearby field. |
| EF1 | Leonard | Cass | ND | 46°39′N 97°15′W﻿ / ﻿46.65°N 97.25°W﻿ / 46.65; -97.25﻿ (Leonard (Sep. 4, EF1)) | 0917–0945 | 11.64 mi (18.73 km) | 250 yd (230 m) | Unknown | Numerous large trees were snapped or blown over. Brick facing and portions of the roof were blown off a building in Leonard. |
| EF2 | N of Rothsay | Otter Tail | MN | 46°18′N 96°10′W﻿ / ﻿46.30°N 96.16°W﻿ / 46.30; -96.16﻿ (Rothsay (Sep. 4, EF2)) | 0948–0952 | 2.7 mi (4.3 km) | 200 yd (180 m) | $20,000 | Numerous large trees were downed. Shingles, roofing, and siding were ripped off a house. |
| EF1 | Newton Township | Otter Tail | MN | 46°29′N 95°23′W﻿ / ﻿46.49°N 95.39°W﻿ / 46.49; -95.39﻿ (Newton Township (Sep. 4, EF1)) | 1042–1045 | 2 mi (3.2 km) | 250 yd (230 m) | $3,000 | A hayrack was overturned, numerous trees were downed, and a few power poles were snapped. |

### September 6 event

List of confirmed tornadoes – Saturday, September 6, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | Grand Lake | Cameron | LA | 29°56′24″N 92°45′35″W﻿ / ﻿29.9401°N 92.7596°W﻿ / 29.9401; -92.7596﻿ (Grand Lake (Sep. 6, EF0)) | 1839–1845 | 0.01 mi (0.016 km) | 10 yd (9.1 m) | $0 | A waterspout briefly moved ashore before dissipating. | |

### September 7 event

List of confirmed tornadoes – Sunday, September 7, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | ESE of Vance | Orangeburg | SC | 33°26′N 80°24′W﻿ / ﻿33.43°N 80.40°W﻿ / 33.43; -80.40﻿ (Vance (Sep. 7, EF0)) | 1827–1829 | 0.43 mi (0.69 km) | 30 yd (27 m) | $8,000 | A mobile home lost a majority of its roof and yard items around the home were damaged. Crop damage was observed. | |

### September 8 event

List of confirmed tornadoes – Monday, September 8, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF2 | E of Greenevers | Duplin | NC | 34°50′N 77°54′W﻿ / ﻿34.83°N 77.90°W﻿ / 34.83; -77.90﻿ (Greenevers (Sep. 8, EF2)) | 2045–2046 | 0.15 mi (0.24 km) | 100 yd (91 m) | $200,000 | A single family home and two manufactured homes were either heavily damaged or destroyed. Several cars at the residences were moved or flipped. | |

### September 9 event

List of confirmed tornadoes – Tuesday, September 9, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF1 | E of Lorton | Otoe | NE | 40°37′25″N 95°59′18″W﻿ / ﻿40.6237°N 95.9883°W﻿ / 40.6237; -95.9883﻿ (Lorton (Sep. 9, EF1)) | 2129–2951 | 7.72 mi (12.42 km) | 965 yd (882 m) | $150,000 | Several outbuildings were damaged or destroyed. Tree, power line, and crop damage was observed. |
| EF0 | N of Tarkio | Atchison | MO | 40°26′N 95°23′W﻿ / ﻿40.44°N 95.38°W﻿ / 40.44; -95.38﻿ (Tarkio (Sep. 9, EF0)) | 2250–2257 | 4.89 mi (7.87 km) | 25 yd (23 m) | Unknown | Minimal damage reported. |
| EF0 | Maitland to E of Graham | Holt, Nodaway | MO | 40°12′N 95°04′W﻿ / ﻿40.20°N 95.07°W﻿ / 40.20; -95.07﻿ (Maitland (Sep. 9, EF0)) | 0010–0015 | 3.04 mi (4.89 km) | 30 yd (27 m) | Unknown | Minor tree and power line damage was observed, including within the town of Graham. |
| EF0 | SW of Maitland | Holt | MO | 40°10′33″N 95°07′16″W﻿ / ﻿40.1757°N 95.1212°W﻿ / 40.1757; -95.1212﻿ (Maitland (Sep. 9, EF0)) | 0035–0036 | 0.08 mi (0.13 km) | 25 yd (23 m) | $0 | Brief tornado; no reported damage. |
| EF0 | SW of Maitland | Holt | MO | 40°11′N 95°07′W﻿ / ﻿40.18°N 95.11°W﻿ / 40.18; -95.11﻿ (Maitland (Sep. 9, EF0)) | 0040–0041 | 0.11 mi (0.18 km) | 25 yd (23 m) | Unknown | Brief tornado; little to no damage. |
| EF0 | S of St. Peters | St. Charles | MO | 38°45′N 90°37′W﻿ / ﻿38.75°N 90.61°W﻿ / 38.75; -90.61﻿ (St. Peters (Sep. 9, EF0)) | 0210–0215 | 1.69 mi (2.72 km) | 25 yd (23 m) | $0 | A couple of trees were uprooted and numerous tree limbs were snapped. |
| EF0 | Fairport | De Kalb | MO | 39°59′16″N 94°21′03″W﻿ / ﻿39.9877°N 94.3508°W﻿ / 39.9877; -94.3508﻿ (Fairport (Sep. 9, EF0)) | 0322–0323 | 0.75 mi (1.21 km) | 25 yd (23 m) | Unknown | Several trees were downed throughout town, some of which landed on homes, inflicting minor damage to the roofs. |

### September 10 event

List of confirmed tornadoes – Wednesday, September 10, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary |
| EF1 | Kirksville | Adair | MO | 40°10′N 92°44′W﻿ / ﻿40.17°N 92.74°W﻿ / 40.17; -92.74﻿ (Kirksville (Sep. 10, EF1)) | 0740–0806 | 18.27 mi (29.40 km) | 20 yd (18 m) | Unknown | Minor tree and structural damage was observed. Several power poles were snapped. |
| EF0 | Stow | Summit | OH | 41°10′N 81°24′W﻿ / ﻿41.17°N 81.40°W﻿ / 41.17; -81.40﻿ (Stow (Sep. 10, EF0)) | 2122–2124 | 0.47 mi (0.76 km) | 50 yd (46 m) | $100,000 | The roof and chimney of a house was heavily damaged while four other homes lost portions of their roof or siding. Many trees were downed. |
| EF0 | Sugar Bush Knolls | Portage | OH | 41°11′28″N 81°22′37″W﻿ / ﻿41.191°N 81.377°W﻿ / 41.191; -81.377﻿ (Sugar Bush Knolls (Sep. 10, EF0)) | 2129–2132 | 0.96 mi (1.54 km) | 50 yd (46 m) | $40,000 | Many trees were downed. |
| EF0 | Southwestern Streetsboro | Portage | OH | 41°12′07″N 81°17′56″W﻿ / ﻿41.202°N 81.299°W﻿ / 41.202; -81.299﻿ (Streetsboro (Sep. 10, EF0)) | 2134–2135 | 0.1 mi (0.16 km) | 20 yd (18 m) | $5,000 | A tree was downed and limbs were broken off a couple others at the southwestern fringes of town. |
| EF0 | NW of Hirma | Portage | OH | 41°20′06″N 81°11′06″W﻿ / ﻿41.335°N 81.185°W﻿ / 41.335; -81.185﻿ (Hiram (Sep. 10, EF0)) | 2154–2156 | 0.76 mi (1.22 km) | 50 yd (46 m) | $15,000 | A couple of homes sustained minor damage. A few trees were uprooted and many tree branches were broken. |

### September 17 event

List of confirmed tornadoes – Wednesday, September 17, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | SE of Hasty | Newton, Searcy | AR | 35°59′22″N 92°57′58″W﻿ / ﻿35.9894°N 92.9662°W﻿ / 35.9894; -92.9662﻿ (Hasty (Sep. 17, EF0)) | 2038–2044 | 2.73 mi (4.39 km) | 250 yd (230 m) | $35,000 | Trees were snapped or uprooted. | |

### September 19 event

List of confirmed tornadoes – Friday, September 19, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF2 | NW of Northcote | Kittson | MN | 48°52′N 97°01′W﻿ / ﻿48.86°N 97.02°W﻿ / 48.86; -97.02﻿ (Northcote (Sep. 19, EF2)) | 2319–2340 | 10 mi (16 km) | 500 yd (460 m) | $700,000 | Numerous trees were snapped or uprooted. Numerous power poles were snapped. Several farm outbuildings, steer grain bins, and a steel pole shed were completely destroyed. A wooden grain elevator was completely dismantled with portions of the lift thrown several dozen yards. | |
| EF1 | W of Greenbush | Roseau | MN | 48°42′N 96°23′W﻿ / ﻿48.70°N 96.38°W﻿ / 48.70; -96.38﻿ (Greenbush (Sep. 19, EF1)) | 0121–0136 | 7 mi (11 km) | 300 yd (270 m) | $400,000 | Numerous trees were snapped or uprooted. Two steel grain bins were destroyed and an addition three more were heavily damaged. Steel roofing panels and doors were blown off pole sheds and thrown several dozen yards. | |

### September 20 event

List of confirmed tornadoes – Saturday, September 20, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | SSE of Hickison Summit | Nye | NV | 39°04′N 116°31′W﻿ / ﻿39.07°N 116.51°W﻿ / 39.07; -116.51﻿ (Hickison Summit (Sep. 20, EF0)) | 0000–0005 | 0.4 mi (0.64 km) | 20 yd (18 m) | $0 | Brief tornado photographed over a mountain range. | |

### September 21 event

List of confirmed tornadoes – Sunday, September 21, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF1 | WNW of Rochester | Oakland | MI | 42°42′N 83°11′W﻿ / ﻿42.70°N 83.19°W﻿ / 42.70; -83.19﻿ (Rochester (Sep. 21, EF1)) | 0947–0959 | 1.23 mi (1.98 km) | 150 yd (140 m) | $470,000 | Several homes lost portions of their roofs and numerous trees were downed. | |

### September 27 event

List of confirmed tornadoes – Saturday, September 27, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | SE of Prescott | Yavapai | AZ | 34°31′N 112°23′W﻿ / ﻿34.52°N 112.38°W﻿ / 34.52; -112.38﻿ (Prescott (Sep. 27, EF0)) | 2055–2105 | 2.1 mi (3.4 km) | 700 yd (640 m) | $500,000 | Three homes were significantly damaged while others sustained minor damage. Numerous trees were snapped and uprooted. | |

### September 29 event

List of confirmed tornadoes – Monday, September 29, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | WNW of Delta | Delta | CO | 38°46′04″N 108°14′23″W﻿ / ﻿38.7679°N 108.2396°W﻿ / 38.7679; -108.2396﻿ (Delta (Sep. 29, EF0)) | 1929–1932 | 0.19 mi (0.31 km) | 25 yd (23 m) | $0 | The public reported a tornado over open country. | |
| EF1 | W of Chama | Rio Arriba | NM | 36°53′N 106°44′W﻿ / ﻿36.89°N 106.73°W﻿ / 36.89; -106.73﻿ (Prescott (Sep. 29, EF1)) | 2225–2235 | 2.26 mi (3.64 km) | 700 yd (640 m) | $100,000 | Hundreds of trees were twisted, snapped, or uprooted. A chapel was destroyed and a residence suffered complete removal of its roof. Several storage sheds were significantly damaged. | |

### September 30 event

List of confirmed tornadoes – Tuesday, September 30, 2014 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Damage | Summary | Refs |
| EF0 | NW of Long Lake | McPherson | SD | 45°53′N 99°15′W﻿ / ﻿45.89°N 99.25°W﻿ / 45.89; -99.25﻿ (Long Lake (Sep. 30, EF0)) | 2145–2146 | 0.3 mi (0.48 km) | 10 yd (9.1 m) | $0 | Brief tornado; no reported damage. | |