Alert archive / North Dakota / Logan County
Weather alerts in Logan County, North Dakota, 2025
146 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Logan County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 146
- Warnings
- 40
- Watches
- 22
- Advisories
- 49
- Busiest month
- June30 alerts
- Busiest day
- June 28, 20257 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 2 tornado warnings covering Logan County in 2025 had a tornado report inside them.
Logan County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 18 | 7 | 61% | 3 | 67% | 9 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Bismarck, ND: tornado warnings | 59 | 32 | 46% | 52 | 87% | 16 min |
| NWS Bismarck, ND: severe thunderstorm warnings | 280 | 160 | 43% | 420 | 88% | 26 min |
| NWS Bismarck, ND: flash flood warnings | 3 | 1 | 67% | 2 | 100% | 16 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 | Lasted |
|---|---|---|---|
| Jan 13, 1:25 PM CST | Cold Weather Advisory | BIS | 23 hr |
| Jan 16, 1:01 PM CST | Wind Advisory | BIS | 29 hr |
| Jan 17, 2:27 PM CST | Extreme Cold Warning | BIS | 4 days |
| Jan 28, 2:19 AM CST | Wind Advisory | BIS | 16 hr |
| Feb 2, 3:14 AM CST | Winter Weather Advisory | BIS | 33 hr |
| Feb 5, 1:41 PM CST | Winter Weather Advisory | BIS | 26 hr |
| Feb 6, 2:42 PM CST | Winter Weather Advisory | BIS | 23 hr |
| Feb 7, 1:16 PM CST | Winter Storm Warning | BIS | 16 hr |
| Feb 7, 5:14 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 9, 1:28 PM CST | Extreme Cold Warning | BIS | 47 hr |
| Feb 11, 11:39 AM CST | Extreme Cold Warning | BIS | 48 hr |
| Feb 14, 2:14 PM CST | Cold Weather Advisory | BIS | 19 hr |
| Feb 15, 2:01 AM CST | Extreme Cold Watch | BIS | 23 hr |
| Feb 16, 1:22 AM CST | Extreme Cold Warning | BIS | 3 days |
| Feb 19, 3:08 PM CST | Extreme Cold Warning | BIS | 21 hr |
| Feb 27, 1:34 PM CST | Wind Advisory | BIS | 28 hr |
| Mar 8, 3:24 AM CST | Fire Weather Watch | BIS | 23 hr |
| Mar 8, 1:17 PM CST | High Wind Watch | BIS | 24 hr |
| Mar 9, 3:13 AM CDT | Red Flag Warning | BIS | 41 hr |
| Mar 9, 2:29 PM CDT | High Wind Warning | BIS | 29 hr |
| Mar 13, 3:14 PM CDT | High Wind Watch | BIS | 22 hr |
| Mar 13, 3:14 PM CDT | Wind Advisory | BIS | 52 hr |
| Mar 19, 1:39 PM CDT | Fire Weather Watch | BIS | 13 hr |
| Mar 20, 2:28 AM CDT | Red Flag Warning | BIS | 17 hr |
| Mar 22, 2:36 PM CDT | Wind Advisory | BIS | 24 hr |
| Mar 30, 3:00 PM CDT | Winter Storm Watch | BIS | 37 hr |
| Apr 1, 3:42 AM CDT | Winter Storm Warning | BIS | 45 hr |
| Apr 10, 2:27 PM CDT | Red Flag Warning | BIS | 31 hr |
| Apr 14, 3:12 AM CDT | Wind Advisory | BIS | 16 hr |
| Apr 28, 2:34 AM CDT | Wind Advisory | BIS | 20 hr |
| May 3, 2:19 AM CDT | Fire Weather Watch | BIS | 24 hr |
| May 4, 1:56 AM CDT | Red Flag Warning | BIS | 19 hr |
| May 10, 1:18 PM CDT | Red Flag Warning | BIS | 56 hr |
| May 13, 2:00 AM CDT | Red Flag Warning | BIS | 18 hr |
| May 14, 1:32 PM CDT | Wind Advisory | BIS | 53 hr |
| May 17, 2:12 PM CDT | Frost Advisory | BIS | 19 hr |
| May 19, 2:25 AM CDT | Wind Advisory | BIS | 16 hr |
| May 21, 1:57 PM CDT | Frost Advisory | BIS | 19 hr |
| Jun 6, 2:18 AM CDT | Dense Fog Advisory | BIS | 8 hr |
| Jun 7, 3:02 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 7, 8:49 PM CDT | Wind Advisory | BIS | 23 hr |
| Jun 15, 10:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 16, 1:40 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 3:03 AM CDT | Severe Thunderstorm Warning | BIS | 42 min |
| Jun 16, 3:33 AM CDT | Special Weather Statement | BIS | 27 min |
| Jun 16, 3:47 AM CDT | Special Weather Statement | BIS | 28 min |
| Jun 18, 4:47 PM CDT | Special Weather Statement | BIS | 43 min |
| Jun 19, 6:38 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 19, 10:22 PM CDT | Severe Thunderstorm Warning | BIS | 53 min |
| Jun 19, 10:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 19, 10:57 PM CDT | Severe Thunderstorm Warning | BIS | 48 min |
| Jun 20, 3:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 20, 7:08 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 20, 7:54 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 20, 9:36 PM CDT | Severe Thunderstorm Warning | BIS | 54 min |
| Jun 20, 10:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 20, 10:21 PM CDT | Severe Thunderstorm Warning | BIS | 54 min |
| Jun 22, 2:27 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 9:17 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 27, 4:03 AM CDT | Dense Fog Advisory | BIS | 6 hr |
| Jun 27, 5:20 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 27, 7:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jun 27, 10:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 27, 10:38 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jun 27, 11:31 PM CDT | Severe Thunderstorm Warning | BIS | 32 min |
| Jun 27, 11:45 PM CDT | Severe Thunderstorm Warning | BIS | 27 min |
| Jun 28, 12:27 AM CDT | Severe Thunderstorm Warning | BIS | 48 min |
| Jun 28, 12:47 AM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 8, 4:18 AM CDT | Dense Fog Advisory | BIS | 6 hr |
| Jul 9, 12:46 PM CDT | Heat Advisory | BIS | 7 hr |
| Jul 9, 7:36 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 9, 8:11 PM CDT | Severe Thunderstorm Warning | BIS | 49 min |
| Jul 9, 8:21 PM CDT | Severe Thunderstorm Warning | BIS | 54 min |
| Jul 9, 8:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 9, 8:40 PM CDT | Severe Thunderstorm Warning | BIS | 50 min |
| Jul 9, 9:12 PM CDT | Severe Thunderstorm Warning | BIS | 48 min |
| Jul 14, 10:51 PM CDT | Special Weather Statement | BIS | 24 min |
| Jul 19, 3:11 AM CDT | Dense Fog Advisory | BIS | 7 hr |
| Jul 20, 10:25 PM CDT | Severe Thunderstorm Warning | BIS | 34 min |
| Jul 20, 11:58 PM CDT | Special Weather Statement | BIS | 32 min |
| Jul 21, 12:48 AM CDT | Special Weather Statement | BIS | 27 min |
| Jul 21, 10:11 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 22, 1:04 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 22, 3:19 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 25, 2:03 PM CDT | Heat Advisory | BIS | 30 hr |
| Jul 26, 3:50 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 7:52 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 26, 9:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 10:43 PM CDT | Severe Thunderstorm Warning | BIS | 47 min |
| Jul 26, 10:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 8:31 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 28, 10:42 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 12:16 PM CDT | Special Weather Statement | BIS | 29 min |
| Aug 4, 3:48 AM CDT | Dense Fog Advisory | BIS | 6 hr |
| Aug 5, 2:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 4:03 PM CDT | Tornado Watch | SPC | 8 hr |
| Aug 5, 4:25 PM CDT | Severe Thunderstorm Warning | BIS | 65 min |
| Aug 5, 5:34 PM CDT | Severe Thunderstorm Warning | BIS | 41 min |
| Aug 5, 8:11 PM CDT | Areal Flood Advisory | BIS | 36 hr |
| Aug 7, 11:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 8, 1:18 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Aug 8, 2:41 AM CDT | Special Weather Statement | BIS | 34 min |
| Aug 8, 2:49 AM CDT | Severe Thunderstorm Warning | BIS | 71 min |
| Aug 11, 4:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 10:59 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 17, 4:57 AM CDT | Severe Thunderstorm Warning | BIS | 48 min |
| Aug 17, 5:43 AM CDT | Special Weather Statement | BIS | 32 min |
| Aug 17, 5:48 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Aug 18, 12:06 AM CDT | Dense Fog Advisory | BIS | 9 hr |
| Aug 31, 3:15 AM CDT | Dense Fog Advisory | BIS | 8 hr |
| Sep 3, 2:14 PM CDT | Wind Advisory | BIS | 31 hr |
| Sep 4, 3:37 AM CDT | High Wind Warning | BIS | 17 hr |
| Sep 6, 2:09 PM CDT | Frost Advisory | BIS | 19 hr |
| Sep 10, 6:10 AM CDT | Dense Fog Advisory | BIS | 5 hr |
| Sep 14, 12:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 14, 1:07 PM CDT | Tornado Watch | SPC | 8 hr |
| Sep 14, 4:25 PM CDT | Tornado Warning | BIS | 35 min |
| Sep 14, 4:54 PM CDT | Tornado Warning | BIS | 36 min |
| Sep 14, 5:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Oct 5, 3:00 AM CDT | Wind Advisory | BIS | 10 hr |
| Oct 5, 1:30 PM CDT | Freeze Warning | BIS | 21 hr |
| Oct 11, 2:20 PM CDT | Wind Advisory | BIS | 34 hr |
| Oct 12, 1:31 PM CDT | Freeze Warning | BIS | 20 hr |
| Oct 18, 1:45 PM CDT | Freeze Warning | BIS | 20 hr |
| Oct 19, 2:03 PM CDT | Wind Advisory | BIS | 41 hr |
| Oct 25, 2:02 PM CDT | Wind Advisory | BIS | 27 hr |
| Nov 2, 1:45 AM CST | Wind Advisory | BIS | 16 hr |
| Nov 23, 1:46 PM CST | Winter Storm Watch | BIS | 23 hr |
| Nov 24, 1:09 PM CST | Winter Weather Advisory | BIS | 29 hr |
| Nov 26, 5:22 PM CST | Dense Fog Advisory | BIS | 19 hr |
| Nov 27, 2:03 PM CST | Winter Weather Advisory | BIS | 43 hr |
| Dec 6, 9:24 AM CST | Winter Weather Advisory | BIS | 10 hr |
| Dec 7, 2:03 PM CST | High Wind Watch | BIS | 24 hr |
| Dec 8, 1:33 PM CST | High Wind Warning | BIS | 37 hr |
| Dec 8, 1:40 PM CST | Winter Weather Advisory | BIS | 38 hr |
| Dec 9, 2:14 PM CST | Winter Weather Advisory | BIS | 64 hr |
| Dec 11, 2:14 PM CST | Cold Weather Advisory | BIS | 67 hr |
| Dec 15, 3:34 AM CST | Wind Advisory | BIS | 38 hr |
| Dec 16, 4:29 AM CST | High Wind Watch | BIS | 22 hr |
| Dec 17, 2:44 AM CST | High Wind Warning | BIS | 36 hr |
| Dec 17, 1:03 PM CST | Winter Weather Advisory | BIS | 26 hr |
| Dec 25, 10:32 AM CST | Dense Fog Advisory | BIS | 11 hr |
| Dec 25, 4:30 PM CST | Winter Weather Advisory | BIS | 8 hr |
| Dec 26, 1:42 AM CST | Dense Fog Advisory | BIS | 15 hr |
| Dec 26, 3:27 PM CST | Dense Fog Advisory | BIS | 32 hr |
| Dec 27, 6:36 PM CST | Winter Weather Advisory | BIS | 29 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 18 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 26 |
| Special Weather Statement | 9 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 11 |
| Heat | |
| Heat Advisory | 2 |
| Cold | |
| Extreme Cold Warning | 5 |
| Freeze Warning | 3 |
| Extreme Cold Watch | 1 |
| Cold Weather Advisory | 3 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 4 |
| Wind Advisory | 17 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20242026
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.