Alert archive / North Dakota / Slope County
Weather alerts in Slope County, North Dakota, 2026
124 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Slope County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 124
- Warnings
- 43
- Watches
- 21
- Advisories
- 29
- Busiest month
- June31 alerts
- Busiest day
- August 23, 20265 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 31, 8:18 PM MST | Dense Fog Advisory | BIS | 7 hr |
| Jan 1, 12:44 PM MST | Dense Fog Advisory | BIS | 22 hr |
| Jan 3, 7:39 PM MST | Dense Fog Advisory | BIS | 18 hr |
| Jan 14, 12:50 AM MST | High Wind Watch | BIS | 25 hr |
| Jan 15, 1:51 AM MST | High Wind Warning | BIS | 45 hr |
| Jan 17, 1:29 AM MST | Wind Advisory | BIS | 40 hr |
| Jan 20, 12:41 PM MST | Extreme Cold Watch | BIS | 25 hr |
| Jan 20, 12:41 PM MST | Wind Advisory | BIS | 28 hr |
| Jan 21, 1:22 PM MST | Extreme Cold Warning | BIS | 4 days |
| Jan 23, 10:41 AM MST | Cold Weather Advisory | BIS | 69 hr |
| Jan 30, 1:55 AM MST | Winter Weather Advisory | BIS | 45 hr |
| Feb 17, 1:11 AM MST | Wind Advisory | BIS | 40 hr |
| Feb 27, 12:38 PM MST | Winter Weather Advisory | BIS | 22 hr |
| Mar 4, 4:52 PM MST | Dense Fog Advisory | BIS | 23 hr |
| Mar 7, 11:51 AM MST | Wind Advisory | BIS | 29 hr |
| Mar 10, 12:34 PM MDT | High Wind Watch | BIS | 24 hr |
| Mar 11, 12:20 PM MDT | High Wind Warning | BIS | 38 hr |
| Mar 12, 2:44 AM MDT | Red Flag Warning | BIS | 16 hr |
| Mar 12, 1:13 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 13, 2:30 AM MDT | Winter Storm Watch | BIS | 10 hr |
| Mar 13, 12:39 PM MDT | Winter Storm Warning | BIS | 44 hr |
| Mar 13, 12:39 PM MDT | Winter Weather Advisory | BIS | 48 hr |
| Apr 1, 12:50 PM MDT | Winter Storm Watch | BIS | 23 hr |
| Apr 2, 11:29 AM MDT | Winter Storm Warning | BIS | 49 hr |
| Apr 7, 12:16 PM MDT | Wind Advisory | BIS | 30 hr |
| Apr 11, 9:44 PM MDT | Special Weather Statement | BIS | 31 min |
| Apr 21, 12:19 PM MDT | Fire Weather Watch | BIS | 14 hr |
| Apr 22, 2:15 AM MDT | Red Flag Warning | BIS | 21 hr |
| Apr 22, 12:09 PM MDT | Wind Advisory | BIS | 33 hr |
| May 8, 1:58 AM MDT | Red Flag Warning | BIS | 19 hr |
| May 9, 10:39 AM MDT | Frost Advisory | BIS | 21 hr |
| May 10, 12:34 AM MDT | Fire Weather Watch | BIS | 23 hr |
| May 10, 11:51 PM MDT | Red Flag Warning | BIS | 21 hr |
| May 12, 12:28 PM MDT | Red Flag Warning | BIS | 33 hr |
| May 13, 12:28 AM MDT | Fire Weather Watch | BIS | 21 hr |
| May 13, 12:47 PM MDT | Wind Advisory | BIS | 55 hr |
| May 13, 1:02 PM MDT | Red Flag Warning | BIS | 55 hr |
| May 14, 11:44 AM MDT | Blowing Dust Advisory | BIS | 11 hr |
| May 18, 11:34 AM MDT | Freeze Warning | BIS | 20 hr |
| May 23, 12:58 AM MDT | Dense Fog Advisory | BIS | 8 hr |
| May 25, 12:22 PM MDT | Fire Weather Watch | BIS | 12 hr |
| May 26, 12:27 AM MDT | Red Flag Warning | BIS | 21 hr |
| May 26, 1:16 PM MDT | Red Flag Warning | BIS | 32 hr |
| May 27, 10:37 AM MDT | Red Flag Warning | BIS | 34 hr |
| May 29, 11:23 AM MDT | Wind Advisory | BIS | 9 hr |
| Jun 1, 10:10 PM MDT | Special Weather Statement | BIS | 35 min |
| Jun 1, 11:10 PM MDT | Special Weather Statement | BIS | 35 min |
| Jun 2, 7:13 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 2, 8:30 PM MDT | Severe Thunderstorm Warning | BIS | 60 min |
| Jun 4, 1:32 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jun 4, 2:04 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 4, 4:46 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 6, 12:36 AM MDT | Wind Advisory | BIS | 22 hr |
| Jun 6, 5:43 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 6:37 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 7, 1:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jun 7, 2:58 PM MDT | Severe Thunderstorm Watch | SPC | 11 hr |
| Jun 7, 5:12 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jun 7, 6:12 PM MDT | Severe Thunderstorm Warning | BIS | 48 min |
| Jun 7, 6:25 PM MDT | Severe Thunderstorm Warning | BIS | 65 min |
| Jun 7, 6:38 PM MDT | Severe Thunderstorm Warning | BIS | 67 min |
| Jun 7, 7:08 PM MDT | Severe Thunderstorm Warning | BIS | 52 min |
| Jun 16, 11:15 AM MDT | Wind Advisory | BIS | 31 hr |
| Jun 27, 1:19 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 3:05 PM MDT | Tornado Watch | SPC | 11 hr |
| Jun 27, 4:47 PM MDT | Mesoscale Discussion | SPC | 118 min |
| Jun 27, 6:07 PM MDT | Severe Thunderstorm Warning | BIS | 68 min |
| Jun 27, 6:33 PM MDT | Severe Thunderstorm Warning | BIS | 42 min |
| Jun 27, 6:48 PM MDT | Severe Thunderstorm Warning | BIS | 57 min |
| Jun 29, 4:17 PM MDT | Special Weather Statement | BIS | 28 min |
| Jun 29, 4:50 PM MDT | Special Weather Statement | BIS | 40 min |
| Jun 29, 5:50 PM MDT | Special Weather Statement | BIS | 40 min |
| Jun 29, 6:31 PM MDT | Special Weather Statement | BIS | 29 min |
| Jun 29, 6:54 PM MDT | Special Weather Statement | BIS | 36 min |
| Jun 29, 7:02 PM MDT | Severe Thunderstorm Warning | BIS | 58 min |
| Jun 30, 1:18 AM MDT | Wind Advisory | BIS | 15 hr |
| Jul 2, 1:30 AM MDT | Special Weather Statement | BIS | 45 min |
| Jul 2, 4:06 PM MDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 2, 7:44 PM MDT | Severe Thunderstorm Warning | BIS | 61 min |
| Jul 2, 8:18 PM MDT | Severe Thunderstorm Warning | BIS | 43 min |
| Jul 2, 8:24 PM MDT | Severe Thunderstorm Warning | BIS | 43 min |
| Jul 2, 8:42 PM MDT | Severe Thunderstorm Warning | BIS | 26 min |
| Jul 5, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 5, 4:52 PM MDT | Severe Thunderstorm Warning | BIS | 38 min |
| Jul 5, 4:57 PM MDT | Severe Thunderstorm Warning | BIS | 48 min |
| Jul 5, 5:20 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 7, 2:28 AM MDT | Special Weather Statement | BIS | 32 min |
| Jul 9, 1:04 AM MDT | Extreme Heat Watch | BIS | 24 hr |
| Jul 10, 1:02 AM MDT | Extreme Heat Warning | BIS | 5 days |
| Jul 14, 11:53 AM MDT | Heat Advisory | BIS | 57 hr |
| Jul 18, 11:42 AM MDT | Heat Advisory | BIS | 32 hr |
| Jul 24, 10:03 AM MDT | Heat Advisory | BIS | 58 hr |
| Jul 29, 12:43 PM MDT | Severe Thunderstorm Warning | BIS | 62 min |
| Jul 29, 1:44 PM MDT | Special Weather Statement | BIS | 31 min |
| Jul 29, 1:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Aug 2, 1:52 AM MDT | Red Flag Warning | BIS | 42 hr |
| Aug 5, 11:13 AM MDT | Red Flag Warning | BIS | 33 hr |
| Aug 10, 5:15 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 4:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Aug 11, 4:37 PM MDT | Severe Thunderstorm Warning | BIS | 68 min |
| Aug 11, 4:40 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 5:23 PM MDT | Severe Thunderstorm Warning | BIS | 67 min |
| Aug 11, 6:13 PM MDT | Severe Thunderstorm Warning | BIS | 62 min |
| Aug 11, 6:26 PM MDT | Severe Thunderstorm Warning | BIS | 49 min |
| Aug 13, 4:12 AM MDT | Dense Fog Advisory | BIS | 5 hr |
| Aug 23, 1:24 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 3:49 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Aug 23, 3:59 PM MDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 23, 4:53 PM MDT | Special Weather Statement | BIS | 37 min |
| Aug 23, 5:12 PM MDT | Severe Thunderstorm Warning | BIS | 63 min |
| Aug 28, 4:19 PM MDT | Special Weather Statement | BIS | 26 min |
| Aug 30, 12:33 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 30, 1:28 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 30, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Sep 3, 4:02 AM MDT | Fire Weather Watch | BIS | 8 hr |
| Sep 3, 12:03 PM MDT | Red Flag Warning | BIS | 32 hr |
| Sep 8, 12:19 PM MDT | Fire Weather Watch | BIS | 24 hr |
| Sep 9, 12:15 PM MDT | Red Flag Warning | BIS | 32 hr |
| Sep 13, 12:00 PM MDT | Wind Advisory | BIS | 42 hr |
| Sep 14, 3:40 AM MDT | High Wind Warning | BIS | 19 hr |
| Sep 17, 3:14 AM MDT | Dense Fog Advisory | BIS | 9 hr |
| Sep 23, 2:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Sep 23, 4:49 PM MDT | Severe Thunderstorm Warning | BIS | 28 min |
| Sep 24, 12:25 AM MDT | Dense Fog Advisory | BIS | 9 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.