Alert archive / North Dakota / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in North Dakota, 1987
95 severe thunderstorm warnings in 1987. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 1987. Tap one for its archive.
- Severe Thunderstorm Warnings
- 95
- Busiest month
- July54 severe thunderstorm warnings
- Busiest day
- July 20, 198720 severe thunderstorm warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 8:07 PM CDT | Severe Thunderstorm Warning | FGF | Cass | 68 min |
| Jun 16, 6:10 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Steele | 65 min |
| Jun 16, 7:29 PM CDT | Severe Thunderstorm Warning | BIS | Stark | 61 min |
| Jun 16, 7:41 PM CDT | Severe Thunderstorm Warning | BIS | Dunn | 44 min |
| Jun 16, 8:02 PM CDT | Severe Thunderstorm Warning | BIS | McLean, Ward | 58 min |
| Jun 16, 8:02 PM CDT | Severe Thunderstorm Warning | BIS | Mercer | 58 min |
| Jun 16, 8:23 PM CDT | Severe Thunderstorm Warning | BIS | McKenzie | 47 min |
| Jun 16, 8:32 PM CDT | Severe Thunderstorm Warning | BIS | Grant | 58 min |
| Jun 16, 9:08 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 37 min |
| Jun 16, 10:13 PM CDT | Severe Thunderstorm Warning | BIS | Emmons | 57 min |
| Jun 16, 10:49 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau | 41 min |
| Jun 17, 12:12 AM CDT | Severe Thunderstorm Warning | FGF | Cass, Ransom | 58 min |
| Jun 17, 1:02 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 58 min |
| Jun 17, 1:16 AM CDT | Severe Thunderstorm Warning | FGF | Barnes | 59 min |
| Jun 17, 1:40 AM CDT | Severe Thunderstorm Warning | FGF | Traill | 50 min |
| Jun 22, 3:26 PM CDT | Severe Thunderstorm Warning | BIS | Dunn | 54 min |
| Jun 22, 5:14 PM CDT | Severe Thunderstorm Warning | BIS | Morton | 26 min |
| Jun 22, 5:49 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 26 min |
| Jun 22, 5:49 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 26 min |
| Jun 23, 2:01 AM CDT | Severe Thunderstorm Warning | FGF | Traill | 59 min |
| Jul 6, 4:31 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder | 59 min |
| Jul 6, 5:36 PM CDT | Severe Thunderstorm Warning | BIS | Kidder | 69 min |
| Jul 9, 1:36 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger | 69 min |
| Jul 9, 1:44 PM CDT | Severe Thunderstorm Warning | BIS | Morton, Stark | 61 min |
| Jul 10, 8:07 PM CDT | Severe Thunderstorm Warning | FGF | Sargent | 58 min |
| Jul 10, 8:59 PM CDT | Severe Thunderstorm Warning | FGF | Dickey, Sargent | 61 min |
| Jul 10, 8:59 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 61 min |
| Jul 16, 10:02 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 58 min |
| Jul 16, 10:58 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 62 min |
| Jul 17, 2:50 AM CDT | Severe Thunderstorm Warning | FGF | Cass, Steele, Traill | 55 min |
| Jul 19, 8:17 PM CDT | Severe Thunderstorm Warning | BIS | Adams | 58 min |
| Jul 19, 10:02 PM CDT | Severe Thunderstorm Warning | BIS | Grant | 58 min |
| Jul 19, 10:46 PM CDT | Severe Thunderstorm Warning | BIS | Sioux | 59 min |
| Jul 19, 11:48 PM CDT | Severe Thunderstorm Warning | BIS | Emmons | 72 min |
| Jul 19, 11:52 PM CDT | Severe Thunderstorm Warning | BIS | Sioux | 68 min |
| Jul 20, 12:34 AM CDT | Severe Thunderstorm Warning | FGF | Ransom, Richland, Sargent | 56 min |
| Jul 20, 12:58 AM CDT | Severe Thunderstorm Warning | BIS | Emmons, Logan, McIntosh | 62 min |
| Jul 20, 1:25 AM CDT | Severe Thunderstorm Warning | BIS | Bowman | 65 min |
| Jul 20, 2:08 AM CDT | Severe Thunderstorm Warning | FGF | Dickey, LaMoure | 52 min |
| Jul 20, 2:46 AM CDT | Severe Thunderstorm Warning | BIS | Hettinger | 29 min |
| Jul 20, 2:59 AM CDT | Severe Thunderstorm Warning | FGF | Dickey, LaMoure, Ransom | 61 min |
| Jul 20, 2:59 AM CDT | Severe Thunderstorm Warning | FGF | Sargent | 61 min |
| Jul 20, 3:15 AM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger, Slope | 60 min |
| Jul 20, 3:15 AM CDT | Severe Thunderstorm Warning | BIS | Bowman | 60 min |
| Jul 20, 3:15 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 60 min |
| Jul 20, 3:53 AM CDT | Severe Thunderstorm Warning | BIS | Morton | 37 min |
| Jul 20, 3:58 AM CDT | Severe Thunderstorm Warning | FGF | Richland | 62 min |
| Jul 20, 4:17 AM CDT | Severe Thunderstorm Warning | BIS | Adams, Hettinger | 58 min |
| Jul 20, 5:07 AM CDT | Severe Thunderstorm Warning | BIS | Grant | 68 min |
| Jul 20, 6:22 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 58 min |
| Jul 21, 2:02 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Sheridan | 58 min |
| Jul 21, 2:29 PM CDT | Severe Thunderstorm Warning | BIS | Wells | 61 min |
| Jul 21, 3:07 PM CDT | Severe Thunderstorm Warning | BIS | Foster | 68 min |
| Jul 21, 3:51 PM CDT | Severe Thunderstorm Warning | FGF | Griggs | 54 min |
| Jul 21, 4:37 PM CDT | Severe Thunderstorm Warning | FGF | Steele | 53 min |
| Jul 21, 5:01 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Griggs | 59 min |
| Jul 21, 5:49 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Steele | 56 min |
| Jul 21, 6:29 PM CDT | Severe Thunderstorm Warning | FGF | Cass | 61 min |
| Jul 21, 6:42 PM CDT | Severe Thunderstorm Warning | BIS | Eddy, Foster | 48 min |
| Jul 21, 7:02 PM CDT | Severe Thunderstorm Warning | FGF | Cass, Traill | 58 min |
| Jul 21, 7:41 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks, Steele | 49 min |
| Jul 21, 7:41 PM CDT | Severe Thunderstorm Warning | FGF | Griggs | 49 min |
| Jul 21, 8:38 PM CDT | Severe Thunderstorm Warning | FGF | Traill | 62 min |
| Jul 21, 8:49 PM CDT | Severe Thunderstorm Warning | BIS | Wells | 56 min |
| Jul 21, 8:49 PM CDT | Severe Thunderstorm Warning | FGF | Nelson | 56 min |
| Jul 21, 9:50 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Nelson, Steele | 55 min |
| Jul 21, 9:50 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks, Traill | 55 min |
| Jul 21, 10:44 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Steele, Traill | 61 min |
| Jul 21, 11:53 PM CDT | Severe Thunderstorm Warning | FGF | Steele, Traill | 52 min |
| Jul 21, 11:53 PM CDT | Severe Thunderstorm Warning | FGF | Griggs | 52 min |
| Jul 22, 12:47 AM CDT | Severe Thunderstorm Warning | FGF | Steele, Traill | 58 min |
| Jul 22, 1:53 AM CDT | Severe Thunderstorm Warning | FGF | Cass, Traill | 52 min |
| Jul 23, 2:00 AM CDT | Severe Thunderstorm Warning | FGF | Cass, Richland | 60 min |
| Jul 31, 5:17 PM CDT | Severe Thunderstorm Warning | BIS | Billings | 43 min |
| Jul 31, 7:24 PM CDT | Severe Thunderstorm Warning | BIS | Mercer, Morton | 26 min |
| Jul 31, 7:30 PM CDT | Severe Thunderstorm Warning | BIS | Grant | 60 min |
| Jul 31, 7:59 PM CDT | Severe Thunderstorm Warning | BIS | Mercer, Oliver | 61 min |
| Jul 31, 8:39 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 51 min |
| Aug 1, 3:15 AM CDT | Severe Thunderstorm Warning | FGF | Richland | 50 min |
| Aug 2, 9:09 PM CDT | Severe Thunderstorm Warning | FGF | Ransom, Sargent | 66 min |
| Aug 5, 4:46 PM CDT | Severe Thunderstorm Warning | BIS | McIntosh | 29 min |
| Aug 5, 5:28 PM CDT | Severe Thunderstorm Warning | FGF | Dickey, LaMoure | 52 min |
| Aug 5, 5:45 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 30 min |
| Aug 5, 5:50 PM CDT | Severe Thunderstorm Warning | BIS | Ramsey | 40 min |
| Aug 5, 6:08 PM CDT | Severe Thunderstorm Warning | FGF | Barnes | 57 min |
| Aug 5, 6:39 PM CDT | Severe Thunderstorm Warning | FGF | Dickey, LaMoure | 46 min |
| Aug 5, 7:00 PM CDT | Severe Thunderstorm Warning | FGF | Cavalier | 60 min |
| Aug 5, 7:14 PM CDT | Severe Thunderstorm Warning | FGF | Steele, Traill | 56 min |
| Aug 5, 7:39 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 66 min |
| Aug 5, 8:05 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks, Nelson | 55 min |
| Aug 5, 8:32 PM CDT | Severe Thunderstorm Warning | FGF | Steele | 58 min |
| Aug 5, 8:50 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 55 min |
| Aug 5, 8:57 PM CDT | Severe Thunderstorm Warning | FGF | Traill | 63 min |
| Aug 10, 5:55 PM CDT | Severe Thunderstorm Warning | BIS | Burke | 35 min |
| Aug 10, 7:10 PM CDT | Severe Thunderstorm Warning | BIS | Ward | 65 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Traill County12
- Steele County11
- Cass County10
- Griggs County7
- Grant County7
- Grand Forks County7
- Morton County5
- Sargent County5
- Dickey County5
- Richland County5
- McLean County4
- Emmons County4
- Ransom County4
- Barnes County4
- Hettinger County4
- LaMoure County4
- Mercer County3
- Nelson County3
- Stark County2
- Dunn County2
- Ward County2
- Burleigh County2
- Kidder County2
- Adams County2
- Sioux County2
- McIntosh County2
- Bowman County2
- Wells County2
- Foster County2
- McKenzie County1
- Bottineau County1
- Logan County1
- Slope County1
- Sheridan County1
- Eddy County1
- Billings County1
- Oliver County1
- Stutsman County1
- Ramsey County1
- Cavalier County1
1 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19861988
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.