Severe Thunderstorm Warning — Grainger County, Tennessee
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
✅ No Active Severe Thunderstorm Warning
Last one for Grainger County ended August 11, 2026 at 9:30 PM ET. This page updates automatically the moment the National Weather Service issues a new one.
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Morristown TN
Last Checked
50 minutes ago
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Tennessee
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Flood Advisory
Flood Advisory
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Severe Thunderstorm Warning Alerts for Grainger 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 Grainger County, Tennessee?
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?
Not right now. The last one for Grainger County ended August 11, 2026 at 9:30 PM ET. This page automatically updates the moment a new one is issued.
How do I get notified about Severe Thunderstorm Warning alerts for Grainger County?
Download StormCast free on Google Play and set Grainger County, Tennessee 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 Claiborne County, Jefferson County, Hawkins County, Cocke County, Hamblen County, Hancock County, Union County.