Alert archive / Minnesota / Clearwater County
Weather alerts in Clearwater County, Minnesota, 2025
118 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Clearwater County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 118
- Warnings
- 31
- Watches
- 25
- Advisories
- 44
- Busiest month
- June18 alerts
- Busiest day
- June 21, 20258 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 1 tornado warnings covering Clearwater County in 2025 had a tornado report inside them.
Clearwater County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 17 | 12 | 29% | 1 | 100% | 6 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 Grand Forks, ND: tornado warnings | 52 | 23 | 56% | 48 | 63% | 19 min |
| NWS Grand Forks, ND: severe thunderstorm warnings | 191 | 118 | 38% | 280 | 78% | 26 min |
| NWS Grand Forks, ND: flash flood warnings | 13 | 7 | 46% | 13 | 92% | 31 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 4, 1:32 PM CST | Cold Weather Advisory | FGF | 20 hr |
| Jan 11, 3:07 AM CST | Winter Weather Advisory | FGF | 36 hr |
| Jan 12, 1:35 PM CST | Cold Weather Advisory | FGF | 22 hr |
| Jan 13, 12:19 PM CST | Cold Weather Advisory | FGF | 24 hr |
| Jan 17, 2:00 PM CST | Cold Weather Advisory | FGF | 28 hr |
| Jan 17, 2:00 PM CST | Extreme Cold Warning | FGF | 4 days |
| Jan 22, 1:49 PM CST | Cold Weather Advisory | FGF | 19 hr |
| Feb 5, 3:52 AM CST | Winter Weather Advisory | FGF | 36 hr |
| Feb 10, 3:00 AM CST | Cold Weather Advisory | FGF | 33 hr |
| Feb 11, 2:11 PM CST | Cold Weather Advisory | FGF | 21 hr |
| Feb 12, 12:26 PM CST | Cold Weather Advisory | FGF | 24 hr |
| Feb 15, 2:45 AM CST | Extreme Cold Watch | FGF | 23 hr |
| Feb 16, 1:53 AM CST | Extreme Cold Warning | FGF | 58 hr |
| Feb 18, 2:44 AM CST | Cold Weather Advisory | FGF | 31 hr |
| Feb 18, 2:44 AM CST | Extreme Cold Warning | FGF | 31 hr |
| Feb 27, 12:50 PM CST | Wind Advisory | FGF | 28 hr |
| Mar 9, 3:01 AM CDT | Red Flag Warning | FGF | 40 hr |
| Mar 13, 3:00 PM CDT | Winter Storm Watch | FGF | 23 hr |
| Mar 14, 2:01 PM CDT | Wind Advisory | FGF | 29 hr |
| Mar 14, 2:07 PM CDT | Winter Storm Warning | FGF | 27 hr |
| Mar 15, 7:47 AM CDT | Mesoscale Discussion | SPC | 4 hr |
| Mar 22, 3:07 AM CDT | Winter Weather Advisory | FGF | 40 hr |
| Mar 27, 3:11 AM CDT | Winter Weather Advisory | FGF | 42 hr |
| Mar 30, 2:33 PM CDT | Winter Storm Watch | FGF | 37 hr |
| Apr 1, 3:14 AM CDT | Winter Storm Warning | FGF | 40 hr |
| Apr 2, 6:57 PM CDT | Winter Storm Warning | FGF | 11 hr |
| May 8, 2:53 PM CDT | Fire Weather Watch | FGF | 47 hr |
| May 10, 2:35 AM CDT | Red Flag Warning | FGF | 18 hr |
| May 10, 1:47 PM CDT | Fire Weather Watch | FGF | 24 hr |
| May 10, 1:47 PM CDT | Red Flag Warning | FGF | 55 hr |
| May 12, 2:46 PM CDT | Fire Weather Watch | FGF | 12 hr |
| May 13, 3:13 AM CDT | Red Flag Warning | FGF | 18 hr |
| May 13, 3:18 PM CDT | Fire Weather Watch | FGF | 12 hr |
| May 15, 3:55 PM CDT | Severe Thunderstorm Warning | FGF | 35 min |
| May 15, 4:25 PM CDT | Severe Thunderstorm Warning | FGF | 50 min |
| May 17, 1:56 PM CDT | Frost Advisory | FGF | 18 hr |
| May 19, 2:35 PM CDT | Fire Weather Watch | FGF | 14 hr |
| May 21, 2:06 PM CDT | Frost Advisory | FGF | 19 hr |
| Jun 18, 2:45 PM CDT | Extreme Heat Watch | FGF | 36 hr |
| Jun 20, 2:51 AM CDT | Heat Advisory | FGF | 64 hr |
| Jun 20, 10:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 20, 11:18 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 20, 11:30 PM CDT | Severe Thunderstorm Warning | FGF | 60 min |
| Jun 20, 11:49 PM CDT | Severe Thunderstorm Warning | FGF | 56 min |
| Jun 21, 12:22 AM CDT | Severe Thunderstorm Warning | FGF | 38 min |
| Jun 21, 12:25 AM CDT | Tornado Warning | FGF | 20 min |
| Jun 21, 1:16 AM CDT | Severe Thunderstorm Warning | FGF | 21 min |
| Jun 21, 2:07 AM CDT | Severe Thunderstorm Warning | FGF | 53 min |
| Jun 22, 7:24 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 22, 9:09 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 22, 9:25 AM CDT | Special Weather Statement | FGF | 35 min |
| Jun 22, 2:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 22, 2:58 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 22, 5:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 28, 2:50 AM CDT | Special Weather Statement | FGF | 25 min |
| Jun 28, 5:21 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 3, 12:05 PM CDT | Heat Advisory | FGF | 31 hr |
| Jul 4, 11:17 AM CDT | Flood Watch | FGF | 11 hr |
| Jul 4, 1:10 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 4, 2:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 4, 5:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 10:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 14, 11:28 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 15, 2:55 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 19, 12:39 AM CDT | Dense Fog Advisory | FGF | 9 hr |
| Jul 23, 4:54 AM CDT | Flood Watch | FGF | 10 hr |
| Jul 25, 2:17 PM CDT | Heat Advisory | FGF | 30 hr |
| Jul 26, 11:48 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 27, 1:09 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 27, 2:35 AM CDT | Severe Thunderstorm Warning | FGF | 55 min |
| Jul 27, 3:23 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 27, 3:25 AM CDT | Severe Thunderstorm Warning | FGF | 65 min |
| Jul 27, 4:24 AM CDT | Severe Thunderstorm Warning | FGF | 66 min |
| Aug 7, 11:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 8, 4:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 8, 5:00 AM CDT | Severe Thunderstorm Warning | FGF | 60 min |
| Aug 8, 5:02 AM CDT | Severe Thunderstorm Warning | FGF | 58 min |
| Aug 8, 5:27 AM CDT | Severe Thunderstorm Warning | FGF | 63 min |
| Aug 8, 5:56 AM CDT | Special Weather Statement | FGF | 34 min |
| Aug 8, 9:34 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 11, 4:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 7:03 PM CDT | Severe Thunderstorm Warning | FGF | 42 min |
| Aug 11, 7:47 PM CDT | Severe Thunderstorm Warning | FGF | 43 min |
| Aug 14, 11:17 PM CDT | Severe Thunderstorm Warning | FGF | 58 min |
| Sep 3, 1:58 PM CDT | Frost Advisory | FGF | 18 hr |
| Sep 5, 2:37 PM CDT | Frost Advisory | FGF | 17 hr |
| Sep 6, 2:15 PM CDT | Frost Advisory | FGF | 18 hr |
| Sep 9, 3:17 AM CDT | Dense Fog Advisory | FGF | 7 hr |
| Sep 9, 7:04 PM CDT | Dense Fog Advisory | FGF | 16 hr |
| Sep 12, 6:07 AM CDT | Severe Thunderstorm Warning | FGF | 38 min |
| Sep 12, 11:17 AM CDT | Mesoscale Discussion | SPC | 58 min |
| Sep 13, 4:55 AM CDT | Dense Fog Advisory | FGF | 5 hr |
| Sep 21, 11:17 PM CDT | Dense Fog Advisory | FGF | 10 hr |
| Sep 24, 3:08 AM CDT | Dense Fog Advisory | FGF | 9 hr |
| Oct 5, 2:41 AM CDT | Wind Advisory | FGF | 16 hr |
| Oct 6, 1:35 PM CDT | Frost Advisory | FGF | 19 hr |
| Oct 6, 1:35 PM CDT | Freeze Watch | FGF | 13 hr |
| Oct 7, 2:29 AM CDT | Freeze Warning | FGF | 31 hr |
| Nov 2, 1:49 AM CST | Wind Advisory | FGF | 16 hr |
| Nov 23, 2:10 PM CST | Winter Storm Watch | FGF | 24 hr |
| Nov 24, 2:04 PM CST | Winter Weather Advisory | FGF | 34 hr |
| Dec 7, 2:06 PM CST | Winter Storm Watch | FGF | 24 hr |
| Dec 8, 1:46 PM CST | Winter Storm Warning | FGF | 33 hr |
| Dec 8, 1:46 PM CST | Winter Weather Advisory | FGF | 37 hr |
| Dec 9, 11:56 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 11, 1:56 PM CST | Cold Weather Advisory | FGF | 70 hr |
| Dec 12, 2:33 PM CST | Cold Weather Advisory | FGF | 45 hr |
| Dec 12, 2:33 PM CST | Extreme Cold Warning | FGF | 21 hr |
| Dec 15, 1:37 PM CST | Wind Advisory | FGF | 28 hr |
| Dec 16, 2:06 PM CST | Winter Storm Watch | FGF | 23 hr |
| Dec 17, 12:56 PM CST | Winter Weather Advisory | FGF | 29 hr |
| Dec 25, 2:56 AM CST | Winter Weather Advisory | FGF | 24 hr |
| Dec 26, 6:09 PM CST | Winter Weather Advisory | FGF | 18 hr |
| Dec 27, 1:37 PM CST | Winter Storm Watch | FGF | 10 hr |
| Dec 27, 6:39 PM CST | Winter Weather Advisory | FGF | 38 hr |
| Dec 28, 2:02 PM CST | Cold Weather Advisory | FGF | 19 hr |
| Dec 30, 8:44 AM CST | Winter Weather Advisory | FGF | 6 hr |
| Dec 30, 8:05 PM CST | Winter Weather Advisory | FGF | 13 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 | 17 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 3 |
| Flooding | |
| Flood Watch | 2 |
| Winter | |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 6 |
| Winter Weather Advisory | 12 |
| Heat | |
| Extreme Heat Watch | 1 |
| Heat Advisory | 3 |
| Cold | |
| Extreme Cold Warning | 4 |
| Freeze Warning | 1 |
| Extreme Cold Watch | 1 |
| Freeze Watch | 1 |
| Cold Weather Advisory | 12 |
| Frost Advisory | 6 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
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.