Severe thunderstorms formed along and ahead of a slowly advancing cold frontal boundary in central North Dakota. Most of the storms that developed were supercells that produced large hail, though some damaging wind gusts also developed. The largest reported hail was two inches in diameter, and fell in Emmons County. The strongest reported wind gust was 71 mph, and occurred in Burleigh County.

Hail in MERCER, NORTH DAKOTA
From 06-AUG-19 13:40:00 to 06-AUG-19 13:43:00 (CST-6)
Location: HAZEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MERCER, NORTH DAKOTA
From 06-AUG-19 13:40:00 to 06-AUG-19 13:43:00 (CST-6)
Location: GOLDEN VLY
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in OLIVER, NORTH DAKOTA
From 06-AUG-19 14:17:00 to 06-AUG-19 14:20:00 (CST-6)
Location: HANNOVER
Magnitude: 2.00 
Property damage: 5.00K
Crop damage: 50.00K
Reported by: Public

Tree were stripped of leaves and extensive crop damage occurred.

Thunderstorm Wind in OLIVER, NORTH DAKOTA
From 06-AUG-19 14:17:00 to 06-AUG-19 14:20:00 (CST-6)
Location: HANNOVER
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winds gusts estimated by the public.

Hail in OLIVER, NORTH DAKOTA
From 06-AUG-19 14:23:00 to 06-AUG-19 14:26:00 (CST-6)
Location: HANNOVER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MORTON, NORTH DAKOTA
From 06-AUG-19 14:40:00 to 06-AUG-19 14:43:00 (CST-6)
Location: HUFF
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in OLIVER, NORTH DAKOTA
From 06-AUG-19 14:47:00 to 06-AUG-19 14:50:00 (CST-6)
Location: CENTER
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MORTON, NORTH DAKOTA
From 06-AUG-19 14:35:00 to 06-AUG-19 14:38:00 (CST-6)
Location: MANDAN MUNI ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 10.00K
Reported by: Public

Some crops were damaged by the hail.

Hail in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 14:56:00 to 06-AUG-19 15:00:00 (CST-6)
Location: (BIS)BISMARCK MUNI A
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:04:00 to 06-AUG-19 15:07:00 (CST-6)
Location: (BIS)BISMARCK MUNI A
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:05:00 to 06-AUG-19 15:08:00 (CST-6)
Location: FT LINCOLN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported thunderstorm wind gusts of 60 mph.

Thunderstorm Wind in MORTON, NORTH DAKOTA
From 06-AUG-19 15:12:00 to 06-AUG-19 15:15:00 (CST-6)
Location: SWEET BRIAR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public estimated thunderstorm wind gusts of 65 mph.

Hail in MORTON, NORTH DAKOTA
From 06-AUG-19 15:17:00 to 06-AUG-19 15:20:00 (CST-6)
Location: MANDAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MORTON, NORTH DAKOTA
From 06-AUG-19 15:20:00 to 06-AUG-19 15:23:00 (CST-6)
Location: SWEET BRIAR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MORTON, NORTH DAKOTA
From 06-AUG-19 15:25:00 to 06-AUG-19 15:28:00 (CST-6)
Location: MANDAN
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:30:00 to 06-AUG-19 15:35:00 (CST-6)
Location: STERLING
Magnitude: 1.75 
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large trees were damaged and power lines were down.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:39:00 to 06-AUG-19 15:42:00 (CST-6)
Location: STERLING
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:41:00 to 06-AUG-19 15:43:00 (CST-6)
Location: (BIS)BISMARCK MUNI A
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 06-AUG-19 15:41:00 to 06-AUG-19 15:44:00 (CST-6)
Location: (BIS)BISMARCK MUNI A
Magnitude: 62.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 06-AUG-19 16:34:00 to 06-AUG-19 16:37:00 (CST-6)
Location: MEDINA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter estimated thunderstorm wind gusts of 60 mph.

Hail in EMMONS, NORTH DAKOTA
From 06-AUG-19 16:45:00 to 06-AUG-19 16:48:00 (CST-6)
Location: STRASBURG
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 06-AUG-19 16:45:00 to 06-AUG-19 16:48:00 (CST-6)
Location: MEDINA
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree snapped.

Hail in EMMONS, NORTH DAKOTA
From 06-AUG-19 16:46:00 to 06-AUG-19 16:49:00 (CST-6)
Location: WESTFIELD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in EMMONS, NORTH DAKOTA
From 06-AUG-19 16:50:00 to 06-AUG-19 16:53:00 (CST-6)
Location: WESTFIELD
Magnitude: 2.00 
Property damage: 50.00K
Crop damage: 100.00K
Reported by: Public

Extensive crop and building damage.

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 06-AUG-19 16:53:00 to 06-AUG-19 16:57:00 (CST-6)
Location: CLEVELAND
Magnitude: 61.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Public

A large tree snapped and fell on a pickup truck.

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 06-AUG-19 16:57:00 to 06-AUG-19 17:00:00 (CST-6)
Location: ELDRIDGE
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in WELLS, NORTH DAKOTA
From 06-AUG-19 17:49:00 to 06-AUG-19 17:51:00 (CST-6)
Location: FESSENDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in WELLS, NORTH DAKOTA
From 06-AUG-19 17:53:00 to 06-AUG-19 17:56:00 (CST-6)
Location: FESSENDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement