Eastern North Dakota and northwestern Minnesota were hit by widespread severe thunderstorms Saturday (14th) afternoon and evening. Most of the thunderstorms fired along a cold front.

Thunderstorm Wind in RAMSEY, NORTH DAKOTA
From 14-JUN-08 17:55:00 to 14-JUN-08 17:55:00 (CST-6)
Location: DEVILS LAKE ARPT
Magnitude: 50.00 MG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: AWOS

The wind gust was measured at the Devils Lake Airport.

Thunderstorm Wind in BARNES, NORTH DAKOTA
From 14-JUN-08 18:11:00 to 14-JUN-08 18:11:00 (CST-6)
Location: DAZEY
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The wind gust was measured by the NDAWN wind sensor along Highway 26.

Thunderstorm Wind in BARNES, NORTH DAKOTA
From 14-JUN-08 18:25:00 to 14-JUN-08 18:25:00 (CST-6)
Location: VALLEY CITY
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The winds were estimated to gust from sixty to seventy miles per hour.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 18:40:00 to 14-JUN-08 18:45:00 (CST-6)
Location: BUFFALO
Magnitude: 55.00 MG
Property damage: 20.00K
Crop damage: 500.00K
Reported by: Mesonet

The wind gusted to sixty-three miles per hour for five minutes until 7:45 PM.

Thunderstorm Wind in TRAILL, NORTH DAKOTA
From 14-JUN-08 18:55:00 to 14-JUN-08 18:55:00 (CST-6)
Location: MAYVILLE ARPT
Magnitude: 90.00 MG
Property damage: 200.00K
Crop damage: 500.00K
Reported by: NWS Employee

The wind gust was measured at the Mayville Airport. The winds caused a three thousand gallon water tank to buckle.

Thunderstorm Wind in TRAILL, NORTH DAKOTA
From 14-JUN-08 19:09:00 to 14-JUN-08 19:09:00 (CST-6)
Location: KELSO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Tornado in BARNES, NORTH DAKOTA
From 14-JUN-08 18:32:00 to 14-JUN-08 18:39:00 (CST-6)
Location: KOLDOK
Tornado F-scale: EF0
Property damage: 20.00K
Crop damage: 40.00K
Reported by: Public

A tornado tracked intermittently for about 4 miles and crossed into Cass County about 2 miles north of Tower City by 739 pm CDT. It then continued for about one more mile before it lifted about 2 miles northeast of Tower City by 741 pm CDT. A few large branches were broken down in shelterbelts. Peak winds were estimated at 80 mph.

Tornado in CASS, NORTH DAKOTA
From 14-JUN-08 18:39:00 to 14-JUN-08 18:41:00 (CST-6)
Location: TOWER CITY
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 20.00K
Reported by: Law Enforcement

This tornado originated in Barnes County and continued with intermittent touchdowns into Cass County for about one more mile. It lifted about 2 miles north-northeast of Tower City. Peak winds were estimated at 80 mph.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 15:33:00 to 14-JUN-08 15:33:00 (CST-6)
Location: BUFFALO
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The wind gust was measured at the NDOT RWIS site near Highway 38.

Thunderstorm Wind in TRAILL, NORTH DAKOTA
From 14-JUN-08 15:45:00 to 14-JUN-08 15:45:00 (CST-6)
Location: HATTON
Magnitude: 55.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Public

A fifteen inch diameter tree was blown down by the wind gust.

Thunderstorm Wind in RANSOM, NORTH DAKOTA
From 14-JUN-08 15:55:00 to 14-JUN-08 15:55:00 (CST-6)
Location: ENDERLIN
Magnitude: 52.00 EG
Reported by: Law Enforcement

There was no hail, just heavy rain and strong winds.

Hail in CASS, NORTH DAKOTA
From 14-JUN-08 16:04:00 to 14-JUN-08 16:04:00 (CST-6)
Location: GRANDIN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 500.00K
Reported by: Amateur Radio

The hail fell at mile marker 89.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 16:05:00 to 14-JUN-08 16:05:00 (CST-6)
Location: LEONARD
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Public

The wind knocked down several five to seven inch diameter tree branches in the shelter belts.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 14-JUN-08 16:47:00 to 14-JUN-08 16:47:00 (CST-6)
Location: GALCHUTT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Heavy rain and wind gusts near sixty miles per hour occurred on Interstate 29 at mile marker 22.

Thunderstorm Wind in BENSON, NORTH DAKOTA
From 14-JUN-08 17:17:00 to 14-JUN-08 17:17:00 (CST-6)
Location: MADDOCK
Magnitude: 52.00 EG
Property damage: 50.00K
Crop damage: 500.00K
Reported by: Trained Spotter

The trained spotter reported a lot of dust on the leading edge of the storm and a prominent shelf cloud.

Thunderstorm Wind in BENSON, NORTH DAKOTA
From 14-JUN-08 17:35:00 to 14-JUN-08 17:35:00 (CST-6)
Location: OBERON
Magnitude: 61.00 EG
Property damage: 50.00K
Crop damage: 500.00K
Reported by: Public

A rolling dust storm preceded the wind.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:20:00 to 14-JUN-08 19:20:00 (CST-6)
Location: FARGO
Magnitude: 55.00 EG
Property damage: 300.00K
Crop damage: 300.00K
Reported by: Law Enforcement

The wind knocked down a medium sized tree across 6th Street and 1st Avenue North. Power lines were also blown down around town.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:14:00 to 14-JUN-08 19:14:00 (CST-6)
Location: WEST FARGO
Magnitude: 56.00 MG
Property damage: 50.00K
Crop damage: 500.00K
Reported by: Storm Chaser

The winds were sustained at forty-nine miles per hour with wind gusts up to sixty-four miles per hour.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:15:00 to 14-JUN-08 19:15:00 (CST-6)
Location: FARGO
Magnitude: 55.00 EG
Property damage: 500.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The wind knocked down a tree onto a trailer home near 48th Street West and bent railroad crossing signs.

Thunderstorm Wind in TRAILL, NORTH DAKOTA
From 14-JUN-08 18:50:00 to 14-JUN-08 18:50:00 (CST-6)
Location: HATTON
Magnitude: 50.00 EG
Property damage: 30.00K
Crop damage: 200.00K
Reported by: Trained Spotter

The wind knocked down many large tree branches.

Thunderstorm Wind in NELSON, NORTH DAKOTA
From 14-JUN-08 18:30:00 to 14-JUN-08 18:30:00 (CST-6)
Location: MC VILLE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

One to one and a half foot diameter trees were knocked down by the wind onto a fence. Other one inch diameter branches were knocked down to the ground as well.

Thunderstorm Wind in STEELE, NORTH DAKOTA
From 14-JUN-08 18:35:00 to 14-JUN-08 18:35:00 (CST-6)
Location: COLGATE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Tremendous wind hit the town of Colgate. Several large tree limbs were downed around town.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 16:25:00 to 14-JUN-08 16:25:00 (CST-6)
Location: FARGO
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

The winds knocked down two inch diameter branches down along with some street signs. Four inch branches were down at the intersection of 26th Street and 13th Avenue. More and more larger branches were blown down to the east closer to the Red River.

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 14-JUN-08 17:20:00 to 14-JUN-08 17:20:00 (CST-6)
Location: NEW ROCKFORD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 14-JUN-08 18:30:00 to 14-JUN-08 18:30:00 (CST-6)
Location: HAMAR
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

The wind knocked down two inch diameter branches.

Hail in BARNES, NORTH DAKOTA
From 14-JUN-08 18:30:00 to 14-JUN-08 18:30:00 (CST-6)
Location: VALLEY CITY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 14-JUN-08 18:45:00 to 14-JUN-08 18:45:00 (CST-6)
Location: HAMAR
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The wind knocked down numerous three to four inch diameter tree branches.

Thunderstorm Wind in GRAND FORKS, NORTH DAKOTA
From 14-JUN-08 18:45:00 to 14-JUN-08 18:45:00 (CST-6)
Location: NORTHWOOD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The wind knocked down several large four to six inch diameter tree branches.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:00:00 to 14-JUN-08 19:00:00 (CST-6)
Location: CASSELTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The storm had a well defined shelf cloud with individual leading edge rotation.

Hail in CASS, NORTH DAKOTA
From 14-JUN-08 19:00:00 to 14-JUN-08 19:00:00 (CST-6)
Location: CASSELTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in TRAILL, NORTH DAKOTA
From 14-JUN-08 19:00:00 to 14-JUN-08 19:00:00 (CST-6)
Location: MAYVILLE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

The wind broke an apple tree in half.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:13:00 to 14-JUN-08 19:13:00 (CST-6)
Location: WEST FARGO
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in SARGENT, NORTH DAKOTA
From 14-JUN-08 16:15:00 to 14-JUN-08 16:15:00 (CST-6)
Location: STRAUBVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The hail was accompanied by forty mile per hour winds.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 16:20:00 to 14-JUN-08 16:20:00 (CST-6)
Location: WEST FARGO
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

There was a tree down in the north end of West Fargo.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 19:16:00 to 14-JUN-08 19:16:00 (CST-6)
Location: (FAR)HECTOR INTL ARP
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The wind gust was measured at the Fargo Airport.

Funnel Cloud in CASS, NORTH DAKOTA
From 14-JUN-08 19:27:00 to 14-JUN-08 19:35:00 (CST-6)
Location: OSGOOD
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A persistent wall cloud with an intermittent funnel was observed south of Interstate 94. This structure was viewed as it moved across extreme south Fargo and south Moorhead. A prominent shelf cloud extended northeast of this structure which affected much of the Fargo-Moorhead area with damaging winds.

Hail in RAMSEY, NORTH DAKOTA
From 14-JUN-08 13:58:00 to 14-JUN-08 13:58:00 (CST-6)
Location: DEVILS LAKE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in GRAND FORKS, NORTH DAKOTA
From 14-JUN-08 16:00:00 to 14-JUN-08 16:00:00 (CST-6)
Location: MANVEL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Funnel Cloud in RICHLAND, NORTH DAKOTA
From 14-JUN-08 16:50:00 to 14-JUN-08 16:50:00 (CST-6)
Location: TYLER
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 14-JUN-08 17:45:00 to 14-JUN-08 17:45:00 (CST-6)
Location: HAMAR
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The wind was measured by the NDAWN wind sensor along Highway 20.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 14-JUN-08 18:58:00 to 14-JUN-08 18:58:00 (CST-6)
Location: CASSELTON
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The winds gusted to an estimated sixty to seventy miles per hour.