Severe thunderstorms developed in the area during the late afternoon on June 7th then persisted into the evening and through the entirety of the overnight hours. The event ended just after sunrise.

Hail in RANSOM, NORTH DAKOTA
From 08-JUN-21 04:00:00 to 08-JUN-21 04:00:00 (CST-6)
Location: FT RANSOM
Magnitude: 1.00 
Reported by: Public

Hail in RANSOM, NORTH DAKOTA
From 08-JUN-21 04:30:00 to 08-JUN-21 04:30:00 (CST-6)
Location: FT RANSOM
Magnitude: 2.00 
Reported by: Public

Public report of measured 2.25-inch diameter hail.

Hail in RANSOM, NORTH DAKOTA
From 08-JUN-21 05:00:00 to 08-JUN-21 05:00:00 (CST-6)
Location: FT RANSOM
Magnitude: 1.50 
Reported by: Public

Large hail reported via social media, the second round of large hail.

Hail in TRAILL, NORTH DAKOTA
From 07-JUN-21 16:16:00 to 07-JUN-21 16:16:00 (CST-6)
Location: HATTON
Magnitude: 1.00 
Reported by: Broadcast Media

A report of 1-inch hail was received via social media.

Hail in TRAILL, NORTH DAKOTA
From 07-JUN-21 16:25:00 to 07-JUN-21 16:25:00 (CST-6)
Location: HATTON
Magnitude: 1.00 
Reported by: Public

This corrects the previous hail report from Hatton. Quarter-sized hail in Hatton was reported via social media.

Hail in TRAILL, NORTH DAKOTA
From 07-JUN-21 16:32:00 to 07-JUN-21 16:32:00 (CST-6)
Location: REYNOLDS
Magnitude: 1.00 
Reported by: Public

One-inch hail was reported via social media.

Hail in TRAILL, NORTH DAKOTA
From 07-JUN-21 16:38:00 to 07-JUN-21 16:38:00 (CST-6)
Location: BUXTON
Magnitude: 0.75 
Reported by: NWS Employee

Nickel-sized hail was reported by an NWS employee.

Hail in GRAND FORKS, NORTH DAKOTA
From 07-JUN-21 16:45:00 to 07-JUN-21 16:45:00 (CST-6)
Location: REYNOLDS
Magnitude: 1.00 
Reported by: Broadcast Media

A report of 1-inch hail was relayed via broadcast media.

Hail in TRAILL, NORTH DAKOTA
From 07-JUN-21 16:49:00 to 07-JUN-21 16:49:00 (CST-6)
Location: HATTON
Magnitude: 1.00 
Reported by: Broadcast Media

Reported by local broadcast media.

Hail in GRIGGS, NORTH DAKOTA
From 07-JUN-21 19:21:00 to 07-JUN-21 19:21:00 (CST-6)
Location: HANNAFORD
Magnitude: 1.00 
Reported by: Public

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 19:30:00 to 07-JUN-21 19:30:00 (CST-6)
Location: DAVENPORT
Magnitude: 50.00 EG
Reported by: Public

Report of a tree snapped just above the base.

Hail in BARNES, NORTH DAKOTA
From 07-JUN-21 19:48:00 to 07-JUN-21 19:48:00 (CST-6)
Location: HASTINGS
Magnitude: 0.75 
Reported by: Public

MPING report of 3/4 inch hail.

Hail in BARNES, NORTH DAKOTA
From 07-JUN-21 19:48:00 to 07-JUN-21 19:48:00 (CST-6)
Location: HASTINGS
Magnitude: 1.00 
Reported by: Public

Thunderstorm Wind in BARNES, NORTH DAKOTA
From 07-JUN-21 20:00:00 to 07-JUN-21 20:00:00 (CST-6)
Location: EASTEDGE
Magnitude: 53.00 MG
Reported by: Mesonet

This was a peak wind gust measured at a personal weather station.

Tornado in CASS, NORTH DAKOTA
From 07-JUN-21 20:20:00 to 07-JUN-21 20:21:00 (CST-6)
Location: ELIZABETH
Tornado F-scale: EF0
Reported by: Public

Video footage was submitted showing a brief tornado. It lasted less than one minute and tracked slowly to the northeast for approximately one-quarter mile. A dust plume was noted, however, no damage was reported. Peak winds are estimated to be 65 mph, with a track width of 20 yards.

Thunderstorm Wind in RANSOM, NORTH DAKOTA
From 07-JUN-21 20:40:00 to 07-JUN-21 20:40:00 (CST-6)
Location: SHELDON
Magnitude: 50.00 EG
Reported by: NWS Storm Survey

Several large 4 to 6-inch diameter tree branches were found broken at a farmstead.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 20:45:00 to 07-JUN-21 20:45:00 (CST-6)
Location: ALICE
Magnitude: 56.00 MG
Reported by: Mesonet

Peak wind was measured at a personal weather station.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 20:48:00 to 07-JUN-21 20:48:00 (CST-6)
Location: LYNCHBURG
Magnitude: 53.00 MG
Reported by: Mesonet

Peak wind was measured at an NDAWN station.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 20:50:00 to 07-JUN-21 20:50:00 (CST-6)
Location: LYNCHBURG
Magnitude: 53.00 MG
Reported by: Mesonet

Peak wind was measured at the mesonet site located 5N Leonard ND.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:00:00 to 07-JUN-21 21:00:00 (CST-6)
Location: DAVENPORT
Magnitude: 50.00 EG
Reported by: Public

Shingles, a tree, and a power pole were reported damaged.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:05:00 to 07-JUN-21 21:05:00 (CST-6)
Location: WARREN
Magnitude: 56.00 EG
Reported by: Public

Large trees were down and shingles were damaged.

Thunderstorm Wind in SARGENT, NORTH DAKOTA
From 07-JUN-21 21:09:00 to 07-JUN-21 21:09:00 (CST-6)
Location: STIRUM
Magnitude: 54.00 MG
Reported by: Mesonet

Peak 3-meter wind was measured at an NDAWN station.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:13:00 to 07-JUN-21 21:13:00 (CST-6)
Location: HORACE
Magnitude: 56.00 EG
Reported by: Emergency Manager

An empty steel grain bin was dislocated from its mounting pad and tumbled downwind.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:14:00 to 07-JUN-21 21:14:00 (CST-6)
Location: OSGOOD
Magnitude: 50.00 EG
Reported by: Public

MPING report of a severe wind gust.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:14:00 to 07-JUN-21 21:14:00 (CST-6)
Location: OSGOOD
Magnitude: 56.00 EG
Reported by: Public

Report of shingle damage and downed trees.

Hail in RANSOM, NORTH DAKOTA
From 07-JUN-21 21:15:00 to 07-JUN-21 21:15:00 (CST-6)
Location: FT RANSOM
Magnitude: 1.75 
Reported by: Public

Large hail was accompanied by damaging wind gusts, which damaged the siding on a home as well as a metal horse trailer.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:15:00 to 07-JUN-21 21:15:00 (CST-6)
Location: HICKSON
Magnitude: 70.00 EG
Reported by: Public

A pole shed was blown apart by squall line winds. Shed materials were scattered downwind. Surrounding farmsteads in Normana and Pleasant townships had numerous large tree branches and limbs broken as well. Dusty ground swirls and gustnadoes were observed along the gust front. Winds of 70 to 80 mph were estimated to have persisted for several minutes.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 07-JUN-21 21:16:00 to 07-JUN-21 21:16:00 (CST-6)
Location: WALCOTT
Magnitude: 56.00 EG
Reported by: Public

Trees were snapped along with several large branches. Time was estimated using radar data. Report relayed via social media.

Thunderstorm Wind in RANSOM, NORTH DAKOTA
From 07-JUN-21 21:21:00 to 07-JUN-21 21:21:00 (CST-6)
Location: LISBON MUNI ARPT
Magnitude: 50.00 MG
Reported by: Mesonet

Corrects a previous thunderstorm wind gust report from 2 WNW of Lisbon. NDAWN mesonet site 2W of Lisbon.

Thunderstorm Wind in RANSOM, NORTH DAKOTA
From 07-JUN-21 21:21:00 to 07-JUN-21 21:21:00 (CST-6)
Location: LISBON MUNI ARPT
Magnitude: 50.00 MG
Reported by: Mesonet

This peak gust was measured at an NDAWN station at 3 meters.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 21:24:00 to 07-JUN-21 21:24:00 (CST-6)
Location: HORACE
Magnitude: 63.00 MG
Reported by: Mesonet

Peak wind gust was measured at a personal weather station.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 07-JUN-21 21:25:00 to 07-JUN-21 21:25:00 (CST-6)
Location: WALCOTT
Magnitude: 70.00 EG
Reported by: Public

A metal high-tension power tower was twisted by the winds, estimated to be 70 to 80 mph for several minutes.

Hail in CASS, NORTH DAKOTA
From 07-JUN-21 21:38:00 to 07-JUN-21 21:38:00 (CST-6)
Location: COTTER
Magnitude: 0.75 
Reported by: Trained Spotter

Hail report relayed via spotter network.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 22:42:00 to 07-JUN-21 22:42:00 (CST-6)
Location: HORACE
Magnitude: 56.00 EG
Reported by: Law Enforcement

A grain bin was rolled into the middle of the street 0.5 miles south of the intersection of 167th Ave and 43rd street SE. Delayed report.

Thunderstorm Wind in CASS, NORTH DAKOTA
From 07-JUN-21 22:51:00 to 07-JUN-21 22:51:00 (CST-6)
Location: KINDRED
Magnitude: 50.00 EG
Reported by: Public

Social media report of several tree limbs down.

Hail in BARNES, NORTH DAKOTA
From 08-JUN-21 01:05:00 to 08-JUN-21 01:05:00 (CST-6)
Location: LITCHVILLE
Magnitude: 1.00 
Reported by: COOP Observer

Hail in BARNES, NORTH DAKOTA
From 08-JUN-21 02:35:00 to 08-JUN-21 02:35:00 (CST-6)
Location: LITCHVILLE
Magnitude: 2.75 
Reported by: COOP Observer

Large hail up to the size of baseballs was reported by a former coop observer near Litchville.

Hail in BARNES, NORTH DAKOTA
From 08-JUN-21 02:35:00 to 08-JUN-21 02:35:00 (CST-6)
Location: LITCHVILLE
Magnitude: 2.75 
Reported by: COOP Observer

Hail in BARNES, NORTH DAKOTA
From 08-JUN-21 02:50:00 to 08-JUN-21 02:50:00 (CST-6)
Location: LITCHVILLE
Magnitude: 1.25 
Reported by: Public

Hail in BARNES, NORTH DAKOTA
From 08-JUN-21 03:19:00 to 08-JUN-21 03:19:00 (CST-6)
Location: LITCHVILLE
Magnitude: 1.00 
Reported by: Public

Hail fell for about 5 minutes.