Severe Thunderstorm Watch — Johnson County, Wyoming
Conditions favor the development of severe thunderstorms in and near the watch area.
Current Status
⛈️ Active: Severe Thunderstorm Watch
Severe Thunderstorm Watch issued August 18 at 2:33PM MDT until August 18 at 9:00PM MDT by NWS Riverton WY
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 596 IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR THE FOLLOWING AREAS IN WYOMING THIS WATCH INCLUDES 4 COUNTIES IN NORTH CENTRAL WYOMING BIG HORN JOHNSON WASHAKIE IN NORTHWEST WYOMING PARK THIS INCLUDES THE CITIES OF BASIN, BUFFALO, CODY, GREYBULL, KAYCEE, LOVELL, POWELL, SHELL, AND WORLAND.
Effective August 18, 2026 at 4:33 PM ET · Expires August 18, 2026 at 11:00 PM ET
Event Details
Event Type
Severe Thunderstorm Watch
Severity
severe
Issued By
NWS Riverton WY
Expires
August 18, 2026 at 11:00 PM ET
Last Checked
2 minutes ago
Also In Effect For
This same Severe Thunderstorm Watch also covers:
Other Active Alerts in Wyoming
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
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Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Severe Thunderstorm Watch Alerts for Johnson County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Watch mean for Johnson County, Wyoming?
Conditions favor the development of severe thunderstorms in and near the watch area.
Is this Severe Thunderstorm Watch currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 18, 2026 at 11:00 PM ET.
How do I get notified about Severe Thunderstorm Watch alerts for Johnson County?
Download StormCast free on Google Play and set Johnson County, Wyoming as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Watch is also in effect for Washakie County, Park County, Big Horn County.