A surface area of low pressure tracked from the high plains crossing northern Ohio on Sunday May 9th. Widespread light to moderate rain developed Sunday morning and was ongoing through much of the day. Temperatures were in the upper 30s to low 40s, and some snowflakes mixed in midday. As the system moved east, rain turned to snow in the primary snowbelt with reports up to 2��� in northwest Pennsylvania and Geauga County Ohio.
Total rainfall amounts of 2 to 3 inches were observed over a large swath of the area. Despite mild drought conditions, a recent rain event had contributed to increasing soil moisture. Runoff resulted in flooding over a dozen rivers and creeks, with moderate flooding observed on the Eagle Creek at Findlay, Scioto River at La Rue, and Sandusky River at La Rue.

Flood in RICHLAND, OHIO
From 09-MAY-21 15:00:00 to 09-MAY-21 20:00:00 (EST-5)
Location: SHELBY
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Minor flooding along the Black Fork of the Mohican River at Shelby occurred on May 9 after nearly 3 inches of rain fell in the watershed. The flood waters reached the Main Street bridge. Shelby is split in half when the Black Fork spills onto Main Street at a stage of 16.5 feet. The USGS river gage at Shelby reached a crest of 16.2 feet on the early evening of the 9th. Minor flooding impacted the athletic fields and there was some property damage. A portion of Seltzer Park, back roads and low-lying areas were flooded.

Flood in CRAWFORD, OHIO
From 09-MAY-21 17:00:00 to 10-MAY-21 12:00:00 (EST-5)
Location: BUCYRUS
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Moderate rainfall on May 9th was reported up to 3.32 in the headwaters of the Sandusky River. At Bucyrus, the river came out of banks resulting in moderate flooding including the downtown district. Closed roads were Lane St., River St.,  and most notably N. Sandusky Ave. at River St. where some businesses were inundated. Both
Aumiller Park and Harmon Park were flooded with several feet of water. There were three water rescues during the event.

Flood in HANCOCK, OHIO
From 09-MAY-21 12:55:00 to 10-MAY-21 15:00:00 (EST-5)
Location: FINDLAY
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Eagle Creek watershed received an average of 1.50 of rainfall on Sunday the 9th between 6 am and early afternoon. The runoff resulted in moderate flooding as indicated by the USGS river gage which crested at 11.0 feet on the morning of the 10th. The flood waters inundated Brookside Road, 6th Street, Eagle Creek Park, and Firestine Park. Approximately two dozen Homes along Brookside road were surrounded and inaccessible and experienced basement flooding.

Flood in HANCOCK, OHIO
From 10-MAY-21 03:00:00 to 11-MAY-21 17:00:00 (EST-5)
Location: FINDLAY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Rainfall amounts averaging 1.50 fell over the Blanchard watershed on Sunday the 9th. This resulted in minor flooding in the City of Findlay. The USGS river gage at Findlay registered a crest of 12.4 feet on the morning of the 11th. Flooding impacted areas near Riverside Park and East Main Cross Street in the City of Findlay. Flooding on County Road 223 and portions of Howard Street. Water approached some properties on Liberty Street and Apple Alley. East Main Cross Street flooded under the Osborne Bridge. Minor flooding of a golf course near Country Club Drive.

Flood in HANCOCK, OHIO
From 09-MAY-21 15:00:00 to 10-MAY-21 05:00:00 (EST-5)
Location: FINDLAY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Moderate rainfall averaging 1.50 fell over the Lye Creek watershed. This resulted in minor flooding along County Road 180 or Bright Road flooded to State Route 37, just south of East Sandusky Street. The USGS river gage crested at 7.0 feet during the evening of the 9th.

Flood in WYANDOT, OHIO
From 10-MAY-21 23:00:00 to 11-MAY-21 19:00:00 (EST-5)
Location: LOVELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

An average of two inches of rain fell over Wyandot County and the Tymochtee Creek on May 9th resulting in minor flooding. The USGS river gage at Crawford reported a crest of 8.5 feet on the 11th. The relatively flat land and slow runoff displaced the flooding to nearly 24 hours after the rain ended over the area. Numerous County Highways were flooded including CH 16 flooded east of State Route 53 north of Tymotchee. Other County Highways that were inundated include CH 35, 4, 16, 37, 38, 42, 47, and 53.

Flood in ASHLAND, OHIO
From 09-MAY-21 17:00:00 to 10-MAY-21 22:00:00 (EST-5)
Location: LOUDONVILLE
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Moderate rainfall fell over the Mohican Valley on Sunday May 9th. Rainfall amounts between 2 to 3 inches was reported between 6 am and 6 pm. The Black Fork reported flooding from well upstream in Richland County and again down in Loudonville where it meets the Mohican River. The Black Fork USGS gage at Loudonville exceeded flood stage on Sunday afternoon and reached moderate flood stage on the morning of the 10th, cresting at 11.3 feet. Flood waters inundated recreational campgrounds and liveries along the river. Due to the early season timing, there was limited population along the river, however damage was reported to numerous campers and some permanent structures.

Flood in MORROW, OHIO
From 09-MAY-21 23:00:00 to 10-MAY-21 08:00:00 (EST-5)
Location: CARDINGTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

High water road closure on State Route 529  near Cardington, could have been related to Whetstone Creek overflow.

Flood in MORROW, OHIO
From 09-MAY-21 23:00:00 to 10-MAY-21 08:00:00 (EST-5)
Location: FULTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

High water road closure on State Route 529 and 61 between Fulton and Mt. Gilead.

Flood in WOOD, OHIO
From 10-MAY-21 05:00:00 to 11-MAY-21 11:00:00 (EST-5)
Location: PEMBERVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Rainfall of 1.5 inch averaged across the Portage River watershed on May 9th cause minor flooding in Pemberville. Water was in the backyard of residents on Bierley, Bridge, and Water Streets in Pemberville.  The USGS river gage at Woodville reported a river stage of 10.1 feet on the 10th.

Flood in SENECA, OHIO
From 11-MAY-21 06:00:00 to 13-MAY-21 00:00:00 (EST-5)
Location: TIFFIN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Sandusky River at Tiffin came out of banks on the 11th and encroached on school property south of town and some private properties north of town. Some minor road inundation also occurred.

Flood in STARK, OHIO
From 09-MAY-21 18:00:00 to 10-MAY-21 06:00:00 (EST-5)
Location: NORTH INDUSTRY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Moderate rainfall over 1.5 inches across the Nimishillen watershed led to minor flooding along the creek and several tributaries in Stark County.  In North Industry some minor flooding caused low lying portions of Southeast Sparta Avenue and Allenford Drive. Flood waters inundated recreational fields of Canton South High School. Water backed up into a mobile home park on Cleveland Southwest Avenue in Canton Township. The USGS river gauge in North Industry recorded a stage of 11.4 feet.

Flood in MARION, OHIO
From 10-MAY-21 02:00:00 to 11-MAY-21 05:00:00 (EST-5)
Location: NEW BLOOMINGTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Roads inundated include High Street, Larue Prospect Road, School Street, and parts of Vine Street. USGS river gage crested at 13.0 feet.

Flood in ERIE, OHIO
From 09-MAY-21 21:00:00 to 10-MAY-21 07:00:00 (EST-5)
Location: SHINROCK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Huron River came out of banks in Erie County across the Franklin Flats community and some campgrounds in the area. The USGS river gage crested at 18.5 feet.

Flood in MARION, OHIO
From 09-MAY-21 22:00:00 to 13-MAY-21 23:00:00 (EST-5)
Location: PROSPECT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Minor flooding in Prospect from the Scioto River which reached 11.9 feet on the 12th based on the USGS river gage. Main impacts were to Winter Street and SR 203 north of town.

Flood in LORAIN, OHIO
From 09-MAY-21 21:00:00 to 11-MAY-21 10:00:00 (EST-5)
Location: LA GRANGE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Rainfall estimated around 1.5 inches caused the Black River to rise out of banks. The high flows backed up several tributaries resulting in additional flooding in Oberlin. Flooding from the Black River caused flooding south of Elyria in Carlisle Township along Woodside Drive. In Oberlin State Route 58 between Butternut Ridge Road and State Route 511 flooded.

Flood in LORAIN, OHIO
From 09-MAY-21 19:00:00 to 09-MAY-21 23:00:00 (EST-5)
Location: NORTH RIDGEVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Flooding caused havoc on several roads in North Ridgeville. Lear Nagle Road was closed north of Chestnut Ridge Road because of creeks overflowing their banks. Bainbridge Rd. was closed between Root and SR 83.

Flood in HOLMES, OHIO
From 09-MAY-21 22:00:00 to 15-MAY-21 08:00:00 (EST-5)
Location: KILLBUCK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Minor flooding on the Killbuck Creek which crested at 16.6 feet, inundated multiple roads in the Killbuck area. Water Street, County roads 88, 621 and 53, County Road 200 between state Route 241 and U.S. Route 62 were flooded.

Flood in WAYNE, OHIO
From 09-MAY-21 19:00:00 to 10-MAY-21 02:00:00 (EST-5)
Location: STERLING
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Wayne Engineer reported a number of roads closed due to area flooding on Sunday May 9th. Friendsville Road between Hutton and Smithville Western roads was closed due to high water. State Route 302 was closed between Silver Road and Old Lincoln Way due to high water as of 6 p.m. on Sunday.
Prairie Lane between state Route 83 and Old Columbus Road (within the Wooster city limits), Valley/Clark Road between Force Road and state Route 83, Willow Road between state Route 226 and Kimber Road, Sterling Road between Franchester and Overton roads, West Salem Road between Canaan Center Road and the village of Creston.
Flooding of Sugar Creek was causing issues on the east side of the county along some roads.
Deerfield Avenue between state Route 241 and Hackett Road, Hackett Road between state Route 94 and West Lebanon Road, West Lebanon Road between Hackett and Jericho roads, Elton Road between state Route 241 and the county line.