Severe Thunderstorm Watch — Osceola County, Iowa
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 6:48PM CDT until August 19 at 12:00AM CDT by NWS Sioux Falls SD
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 597 IN EFFECT UNTIL MIDNIGHT CDT TONIGHT FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 6 COUNTIES IN NORTHWEST IOWA BUENA VISTA CHEROKEE CLAY DICKINSON O'BRIEN OSCEOLA IN MINNESOTA THIS WATCH INCLUDES 2 COUNTIES IN SOUTHWEST MINNESOTA JACKSON NOBLES THIS INCLUDES THE CITIES OF ARNOLDS PARK, CHEROKEE, HARTLEY, JACKSON, LAKEFIELD, MILFORD, SANBORN, SHELDON, SIBLEY, SPENCER, SPIRIT LAKE, STORM LAKE, AND WORTHINGTON.
Effective August 18, 2026 at 7:48 PM ET · Expires August 19, 2026 at 1:00 AM ET
Event Details
Event Type
Severe Thunderstorm Watch
Severity
severe
Issued By
NWS Sioux Falls SD
Expires
August 19, 2026 at 1:00 AM ET
Last Checked
2 hours ago
Also In Effect For
This same Severe Thunderstorm Watch also covers:
Other Active Alerts in Iowa
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Severe Thunderstorm Watch Alerts for Osceola 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 Osceola County, Iowa?
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 hours ago). It's set to expire August 19, 2026 at 1:00 AM ET.
How do I get notified about Severe Thunderstorm Watch alerts for Osceola County?
Download StormCast free on Google Play and set Osceola County, Iowa 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 O'Brien County, Jackson County, Nobles County, Cherokee County.