Severe Thunderstorm Warning — Johnson County, Indiana
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 11 at 3:48PM EDT until August 11 at 4:15PM EDT by NWS Indianapolis IN
At 348 PM EDT, a severe thunderstorm was located near Martinsville, or 12 miles northeast of Bloomington, moving east at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Martinsville, Trafalgar, Morgantown, Mahalasville, Spearsville, Helmsburg, and Beanblossom.
Effective August 11, 2026 at 3:48 PM ET · Expires August 11, 2026 at 4:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Indianapolis IN
Expires
August 11, 2026 at 4:15 PM ET
Last Checked
6 minutes ago
What To Do
📋 Official NWS Guidance
For your protection move to an interior room on the lowest floor of a building.
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Indiana
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Warning
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Severe Thunderstorm Warning 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 Warning mean for Johnson County, Indiana?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (6 minutes ago). It's set to expire August 11, 2026 at 4:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Johnson County?
Download StormCast free on Google Play and set Johnson County, Indiana 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 Warning is also in effect for Brown County, Monroe County, Morgan County.