Johnson County, Wyoming: tornado and severe weather warnings
Nothing is in effect for Johnson County as of 3:48 PM MDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Johnson County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Johnson County. Tap your own street on it for times that apply to you.
The last 12 months in Johnson County
- 0 tornado warnings
- 13 severe thunderstorm warnings
- 0 flash flood warnings
- 0 tornado watches
- 5 severe thunderstorm watches
No tornado warning has included Johnson County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Aug 22, 2026 | 7:17 PM MDT | Severe thunderstorm warning | RIW | text |
| Jul 6, 2026 | 8:04 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 27, 2026 | 5:55 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 27, 2026 | 5:48 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 27, 2026 | 1:09 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 22, 2026 | 1:59 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 22, 2026 | 1:38 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 22, 2026 | 1:34 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 20, 2026 | 5:14 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 20, 2026 | 4:29 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 20, 2026 | 4:14 PM MDT | Severe thunderstorm warning | RIW | text |
| Jun 20, 2026 | 3:46 PM MDT | Severe thunderstorm warning | RIW | text |
A warning counts here if the Weather Service listed Johnson County in it, even if the warned area covered only part of the county.
Nearby
- Sheridan County, WY
- Campbell County, WY
- Washakie County, WY
- Natrona County, WY
- Big Horn County, WY
- Converse County, WY
- Hot Springs County, WY
- Weston County, WY
- All of Wyoming
What the alerts mean
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.