Thunderstorms developed early in the afternoon as a modest cold front pushed through the region along with an upper level short wave trough. Strong instability was noted over western and central North Dakota which led to severe thunderstorm development. The largest hail was two inches in diameter, which occurred in Ward, McHenry, and Burleigh counties. The strongest thunderstorm wind gusts were estimated at 70 mph, which occurred in Kidder County.

Hail in WARD, NORTH DAKOTA
From 17-JUL-20 12:27:00 to 17-JUL-20 12:30:00 (CST-6)
Location: BERTHOLD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ROLETTE, NORTH DAKOTA
From 17-JUL-20 12:49:00 to 17-JUL-20 12:52:00 (CST-6)
Location: ROLETTE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm wind gusts to 60 mph were estimated by the Emergency Manager.

Hail in ROLETTE, NORTH DAKOTA
From 17-JUL-20 12:56:00 to 17-JUL-20 12:59:00 (CST-6)
Location: ROLETTE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROLETTE, NORTH DAKOTA
From 17-JUL-20 13:00:00 to 17-JUL-20 13:02:00 (CST-6)
Location: ROLETTE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in WARD, NORTH DAKOTA
From 17-JUL-20 13:07:00 to 17-JUL-20 13:09:00 (CST-6)
Location: MINOT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in WARD, NORTH DAKOTA
From 17-JUL-20 13:09:00 to 17-JUL-20 13:11:00 (CST-6)
Location: SURREY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in PIERCE, NORTH DAKOTA
From 17-JUL-20 13:21:00 to 17-JUL-20 13:24:00 (CST-6)
Location: RUGBY
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Hail in WARD, NORTH DAKOTA
From 17-JUL-20 13:25:00 to 17-JUL-20 13:28:00 (CST-6)
Location: (MOT)MINOT INTL ARPT
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WARD, NORTH DAKOTA
From 17-JUL-20 13:25:00 to 17-JUL-20 13:27:00 (CST-6)
Location: (MIB)MINOT AFB
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in PIERCE, NORTH DAKOTA
From 17-JUL-20 14:48:00 to 17-JUL-20 14:50:00 (CST-6)
Location: BARTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts to 60 mph were estimated by a trained spotter.

Thunderstorm Wind in PIERCE, NORTH DAKOTA
From 17-JUL-20 15:00:00 to 17-JUL-20 15:03:00 (CST-6)
Location: BARTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts to 60 mph were estimated by a trained spotter.

Hail in MCHENRY, NORTH DAKOTA
From 17-JUL-20 16:00:00 to 17-JUL-20 16:03:00 (CST-6)
Location: SIMCOE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in MCLEAN, NORTH DAKOTA
From 17-JUL-20 16:31:00 to 17-JUL-20 16:36:00 (CST-6)
Location: RUSO
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCHENRY, NORTH DAKOTA
From 17-JUL-20 16:37:00 to 17-JUL-20 16:40:00 (CST-6)
Location: VELVA
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCHENRY, NORTH DAKOTA
From 17-JUL-20 16:48:00 to 17-JUL-20 16:51:00 (CST-6)
Location: ANAMOOSE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MCLEAN, NORTH DAKOTA
From 17-JUL-20 17:05:00 to 17-JUL-20 17:08:00 (CST-6)
Location: MERCER
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SHERIDAN, NORTH DAKOTA
From 17-JUL-20 17:20:00 to 17-JUL-20 17:23:00 (CST-6)
Location: MCCLUSKY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MORTON, NORTH DAKOTA
From 17-JUL-20 17:30:00 to 17-JUL-20 17:33:00 (CST-6)
Location: MANDAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BURLEIGH, NORTH DAKOTA
From 17-JUL-20 17:40:00 to 17-JUL-20 17:43:00 (CST-6)
Location: BISMARCK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in FOSTER, NORTH DAKOTA
From 17-JUL-20 17:42:00 to 17-JUL-20 17:44:00 (CST-6)
Location: CARRINGTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts to 60 mph were reported by a trained spotter.

Hail in BURLEIGH, NORTH DAKOTA
From 17-JUL-20 17:48:00 to 17-JUL-20 17:50:00 (CST-6)
Location: BISMARCK
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BURLEIGH, NORTH DAKOTA
From 17-JUL-20 17:55:00 to 17-JUL-20 17:58:00 (CST-6)
Location: BALDWIN
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BURLEIGH, NORTH DAKOTA
From 17-JUL-20 18:15:00 to 17-JUL-20 18:17:00 (CST-6)
Location: BALDWIN
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in STUTSMAN, NORTH DAKOTA
From 17-JUL-20 18:42:00 to 17-JUL-20 18:45:00 (CST-6)
Location: WOODWORTH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 17-JUL-20 20:15:00 to 17-JUL-20 20:18:00 (CST-6)
Location: MONTPELIER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Wind gusts to 60 mph were reported by a COOP Observer.

Thunderstorm Wind in STUTSMAN, NORTH DAKOTA
From 17-JUL-20 20:40:00 to 17-JUL-20 20:43:00 (CST-6)
Location: WOODWORTH
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts to 60 mph were reported by a trained spotter.

Thunderstorm Wind in KIDDER, NORTH DAKOTA
From 17-JUL-20 20:00:00 to 17-JUL-20 20:03:00 (CST-6)
Location: TAPPEN
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Power lines were blown down.