Alert archive / Wyoming / Campbell County
Weather alerts in Campbell County, Wyoming, 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.
Campbell County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 146
- Warnings
- 52
- Watches
- 12
- Advisories
- 14
- Busiest month
- June46 alerts
- Busiest day
- June 14, 20259 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Campbell County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 41 | 20 | 51% | 30 | 73% | 27 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 Rapid City, SD: tornado warnings | 12 | 2 | 83% | 4 | 75% | 0 min |
| NWS Rapid City, SD: severe thunderstorm warnings | 382 | 214 | 44% | 538 | 78% | 26 min |
| NWS Rapid City, SD: flash flood warnings | 0 | 1 | 0% |
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, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 3, 1:31 AM MST | Winter Weather Advisory | UNR | 51 hr |
| Jan 9, 1:44 PM MST | Winter Storm Watch | UNR | 25 hr |
| Jan 10, 2:26 PM MST | Winter Weather Advisory | UNR | 39 hr |
| Jan 17, 12:33 PM MST | Cold Weather Advisory | UNR | 45 hr |
| Jan 19, 10:02 AM MST | Cold Weather Advisory | UNR | 46 hr |
| Jan 19, 10:02 AM MST | Extreme Cold Warning | UNR | 25 hr |
| Jan 21, 12:48 AM MST | Winter Weather Advisory | UNR | 52 hr |
| Feb 18, 12:43 AM MST | Cold Weather Advisory | UNR | 10 hr |
| Feb 18, 11:02 AM MST | Cold Weather Advisory | UNR | 24 hr |
| Feb 25, 1:25 AM MST | Wind Advisory | UNR | 16 hr |
| Mar 4, 12:09 PM MST | Winter Storm Watch | UNR | 38 hr |
| Mar 5, 12:37 PM MST | Winter Storm Warning | UNR | 40 hr |
| Mar 5, 12:37 PM MST | Winter Weather Advisory | UNR | 40 hr |
| Mar 17, 2:59 AM MDT | Winter Storm Warning | UNR | 42 hr |
| Mar 17, 2:59 AM MDT | Winter Weather Advisory | UNR | 42 hr |
| Mar 26, 1:57 PM MDT | Fire Weather Watch | UNR | 12 hr |
| Mar 27, 2:06 AM MDT | Red Flag Warning | UNR | 16 hr |
| Apr 12, 2:01 PM MDT | High Wind Warning | UNR | 34 hr |
| Apr 16, 1:02 PM MDT | Winter Weather Advisory | UNR | 32 hr |
| Apr 21, 3:44 PM MDT | Special Weather Statement | UNR | 46 min |
| Apr 21, 4:28 PM MDT | Special Weather Statement | UNR | 62 min |
| May 11, 5:21 PM MDT | Special Weather Statement | UNR | 24 min |
| May 11, 5:36 PM MDT | Severe Thunderstorm Warning | UNR | 39 min |
| May 11, 6:13 PM MDT | Special Weather Statement | UNR | 32 min |
| Jun 1, 6:57 PM MDT | Special Weather Statement | UNR | 33 min |
| Jun 1, 7:03 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jun 1, 7:05 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jun 10, 5:15 PM MDT | Special Weather Statement | UNR | 45 min |
| Jun 11, 4:43 PM MDT | Special Weather Statement | UNR | 47 min |
| Jun 11, 4:59 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jun 11, 5:04 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jun 11, 5:49 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jun 11, 5:58 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 11, 6:22 PM MDT | Severe Thunderstorm Warning | UNR | 31 min |
| Jun 11, 7:25 PM MDT | Severe Thunderstorm Warning | UNR | 33 min |
| Jun 11, 8:59 PM MDT | Special Weather Statement | UNR | 46 min |
| Jun 13, 12:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 1:56 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 13, 6:25 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| Jun 13, 6:26 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Jun 13, 6:58 PM MDT | Severe Thunderstorm Warning | UNR | 31 min |
| Jun 13, 11:19 PM MDT | Severe Thunderstorm Warning | UNR | 41 min |
| Jun 13, 11:59 PM MDT | Severe Thunderstorm Warning | UNR | 22 min |
| Jun 14, 12:57 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jun 14, 2:43 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 14, 5:29 PM MDT | Special Weather Statement | UNR | 16 min |
| Jun 14, 5:44 PM MDT | Special Weather Statement | UNR | 16 min |
| Jun 14, 6:05 PM MDT | Special Weather Statement | UNR | 25 min |
| Jun 14, 6:33 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jun 14, 7:26 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jun 15, 5:24 PM MDT | Special Weather Statement | UNR | 36 min |
| Jun 15, 5:31 PM MDT | Special Weather Statement | UNR | 29 min |
| Jun 15, 6:04 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jun 15, 6:27 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jun 15, 6:58 PM MDT | Severe Thunderstorm Warning | UNR | 32 min |
| Jun 16, 4:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jun 16, 7:28 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 16, 7:30 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Jun 16, 8:23 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jun 16, 9:18 PM MDT | Special Weather Statement | UNR | 42 min |
| Jun 17, 2:05 PM MDT | Severe Thunderstorm Warning | UNR | 55 min |
| Jun 17, 2:46 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jun 17, 3:38 PM MDT | Severe Thunderstorm Warning | UNR | 18 min |
| Jun 25, 2:55 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| Jun 25, 3:21 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jun 25, 3:56 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jun 26, 3:55 PM MDT | Special Weather Statement | UNR | 35 min |
| Jun 28, 9:16 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jun 28, 10:11 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Jun 29, 12:28 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 2, 5:51 PM MDT | Special Weather Statement | UNR | 54 min |
| Jul 2, 7:09 PM MDT | Special Weather Statement | UNR | 36 min |
| Jul 2, 8:28 PM MDT | Special Weather Statement | UNR | 32 min |
| Jul 2, 8:58 PM MDT | Special Weather Statement | UNR | 32 min |
| Jul 3, 2:19 PM MDT | Special Weather Statement | UNR | 26 min |
| Jul 3, 2:35 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 3, 5:31 PM MDT | Special Weather Statement | UNR | 29 min |
| Jul 3, 6:14 PM MDT | Special Weather Statement | UNR | 31 min |
| Jul 4, 4:18 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jul 4, 7:19 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jul 5, 12:51 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 5, 6:03 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jul 14, 2:18 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 18, 4:07 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 18, 6:24 PM MDT | Special Weather Statement | UNR | 36 min |
| Jul 18, 6:56 PM MDT | Severe Thunderstorm Warning | UNR | 23 min |
| Jul 21, 3:04 PM MDT | Severe Thunderstorm Warning | UNR | 41 min |
| Jul 21, 3:44 PM MDT | Severe Thunderstorm Warning | UNR | 53 min |
| Jul 21, 3:46 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jul 23, 1:11 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 23, 1:34 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 23, 2:15 PM MDT | Special Weather Statement | UNR | 30 min |
| Jul 23, 2:32 PM MDT | Severe Thunderstorm Warning | UNR | 43 min |
| Jul 23, 4:13 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 24, 12:12 AM MDT | Special Weather Statement | UNR | 33 min |
| Jul 24, 1:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 24, 3:12 PM MDT | Special Weather Statement | UNR | 33 min |
| Jul 24, 3:44 PM MDT | Special Weather Statement | UNR | 31 min |
| Jul 24, 4:13 PM MDT | Special Weather Statement | UNR | 32 min |
| Jul 24, 5:00 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jul 24, 5:24 PM MDT | Special Weather Statement | UNR | 36 min |
| Jul 24, 5:46 PM MDT | Special Weather Statement | UNR | 29 min |
| Jul 24, 6:13 PM MDT | Special Weather Statement | UNR | 32 min |
| Jul 24, 6:17 PM MDT | Severe Thunderstorm Warning | UNR | 42 min |
| Jul 26, 4:34 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Jul 29, 5:22 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 29, 6:08 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 29, 7:38 PM MDT | Severe Thunderstorm Warning | UNR | 16 min |
| Jul 31, 1:49 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jul 31, 7:09 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 1, 3:56 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 1, 4:47 PM MDT | Special Weather Statement | UNR | 43 min |
| Aug 1, 5:37 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Aug 1, 6:02 PM MDT | Special Weather Statement | UNR | 43 min |
| Aug 1, 6:29 PM MDT | Special Weather Statement | UNR | 61 min |
| Aug 1, 7:35 PM MDT | Special Weather Statement | UNR | 55 min |
| Aug 4, 12:21 AM MDT | Special Weather Statement | UNR | 24 min |
| Aug 4, 12:24 AM MDT | Severe Thunderstorm Warning | UNR | 20 min |
| Aug 5, 4:37 PM MDT | Severe Thunderstorm Warning | UNR | 38 min |
| Aug 5, 4:58 PM MDT | Severe Thunderstorm Warning | UNR | 17 min |
| Aug 6, 2:02 PM MDT | Fire Weather Watch | UNR | 12 hr |
| Aug 7, 2:11 AM MDT | Red Flag Warning | UNR | 18 hr |
| Aug 13, 1:56 PM MDT | Special Weather Statement | UNR | 34 min |
| Aug 13, 2:06 PM MDT | Severe Thunderstorm Warning | UNR | 54 min |
| Aug 14, 7:04 PM MDT | Special Weather Statement | UNR | 26 min |
| Aug 14, 7:29 PM MDT | Special Weather Statement | UNR | 31 min |
| Aug 14, 7:59 PM MDT | Special Weather Statement | UNR | 31 min |
| Aug 14, 8:27 PM MDT | Special Weather Statement | UNR | 33 min |
| Aug 21, 7:19 PM MDT | Special Weather Statement | UNR | 41 min |
| Aug 21, 8:02 PM MDT | Special Weather Statement | UNR | 43 min |
| Sep 5, 12:50 PM MDT | Frost Advisory | UNR | 18 hr |
| Sep 11, 9:26 PM MDT | Special Weather Statement | UNR | 34 min |
| Sep 11, 9:51 PM MDT | Special Weather Statement | UNR | 39 min |
| Sep 12, 1:32 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 12, 5:01 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 3:33 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Sep 15, 5:12 PM MDT | Special Weather Statement | UNR | 48 min |
| Oct 2, 2:06 AM MDT | Fire Weather Watch | UNR | 11 hr |
| Oct 2, 1:06 PM MDT | Red Flag Warning | UNR | 30 hr |
| Oct 6, 1:27 AM MDT | Freeze Warning | UNR | 31 hr |
| Oct 14, 11:51 PM MDT | Dense Fog Advisory | UNR | 9 hr |
| Nov 24, 12:51 PM MST | High Wind Warning | UNR | 28 hr |
| Nov 27, 12:51 PM MST | Winter Weather Advisory | UNR | 46 hr |
| Dec 16, 1:48 AM MST | High Wind Watch | UNR | 11 hr |
| Dec 16, 1:04 PM MST | High Wind Warning | UNR | 48 hr |
| Dec 19, 2:24 PM MST | High Wind Warning | UNR | 5 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 | 41 |
| Severe Thunderstorm Watch | 6 |
| Mesoscale Discussion | 22 |
| Special Weather Statement | 46 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 7 |
| Cold | |
| Extreme Cold Warning | 1 |
| Freeze Warning | 1 |
| Cold Weather Advisory | 4 |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 1 |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
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.