Campbell County weather alerts
There are no active weather alerts for Campbell County, WY right now.
Since 2016 the National Weather Service has issued about 977 alerts that included Campbell County, roughly 98 a year. The most common is the severe thunderstorm warning (347 from 2016 to 2025). The last tornado warning was issued on August 12, 2026. 95 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Campbell County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Converse County, Powder River County, Crook County, Johnson County.
Campbell County alert history
Alert events that included Campbell County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 347 | 28 | August 12, 2026 |
| Red Flag Warning | 127 | 31 | October 23, 2026 |
| Winter Weather Advisory | 98 | 3 | April 3, 2026 |
| Fire Weather Watch | 96 | 10 | October 23, 2026 |
| Severe Thunderstorm Watch | 70 | 7 | July 7, 2026 |
| Winter Storm Watch | 35 | 0 | March 6, 2025 |
| Winter Storm Warning | 35 | 1 | February 19, 2026 |
| High Wind Warning | 34 | 4 | October 23, 2026 |
| Cold Weather Advisory | 32 | 1 | January 24, 2026 |
| High Wind Watch | 19 | 3 | March 12, 2026 |
| Frost Advisory | 12 | 1 | May 10, 2026 |
| Freeze Warning | 9 | 4 | October 16, 2026 |
| Flood Watch | 9 | 0 | August 3, 2023 |
| Dense Fog Advisory | 9 | 1 | November 1, 2026 |
| Tornado Warning | 9 | 3 | August 12, 2026 |
| Tornado Watch | 8 | 0 | June 23, 2023 |
| Extreme Cold Warning | 7 | 0 | January 20, 2025 |
| Freeze Watch | 5 | 0 | October 7, 2023 |
| Flood Advisory | 4 | 0 | May 6, 2024 |
| Blizzard Warning | 4 | 0 | December 13, 2022 |
| Flash Flood Warning | 2 | 0 | August 9, 2019 |
| Heat Advisory | 2 | 2 | July 25, 2026 |
| Wind Advisory | 2 | 0 | February 25, 2025 |
| Flood Warning | 1 | 0 | May 30, 2019 |
| Extreme Cold Watch | 1 | 0 | December 22, 2022 |
| Extreme Heat Watch | 0 | 1 | July 11, 2026 |
Tornado history in Campbell County
95 tornadoes have been recorded in Campbell County since 1950, killing 2 people and injuring 36. That ranks 2 of 23 counties in Wyoming. The most recent was on June 23, 2023 (rated EF2).
Strongest tornadoes in Campbell County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 23, 1978 | F3 | Campbell County | 14.5 mi | 180 yd | 0 | 0 |
| June 1, 2018 | EF3 | Campbell County | 3.8 mi | 200 yd | 0 | 2 |
| August 12, 2005 | F2 | Campbell County | 1.5 mi | 450 yd | 2 | 13 |
| June 11, 1962 | F2 | Natrona County | 52 mi | 100 yd | 0 | 4 |
| June 25, 1975 | F2 | Campbell County | 16.3 mi | 67 yd | 0 | 1 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 23, 2023 | EF2 | Campbell County | 3.8 mi | 800 yd | 0 | 8 |
| July 16, 2019 | EF0 | Campbell County | 1.2 mi | 10 yd | 0 | 0 |
| June 1, 2018 | EF1 | Campbell County | 4.6 mi | 50 yd | 0 | 0 |
| June 1, 2018 | EF1 | Campbell County | 0.5 mi | 25 yd | 0 | 0 |
| June 1, 2018 | EF3 | Campbell County | 3.8 mi | 200 yd | 0 | 2 |
About Campbell County
- Population: 47,946 (2024 estimate)
- State: Wyoming
- NOAA Weather Radio SAME code: 056005 (how to use it)