Tennessee Severe Severe Thunderstorm Warning | Effective 09/18/2026 16:03

Headline: 
Severe Thunderstorm Warning issued September 18 at 7:03PM EDT until September 18 at 7:45PM EDT by NWS Morristown TN
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 18, 2026 - 4:03pm
Expires: 
September 18, 2026 - 4:45pm
Description: 
SVRMRX The National Weather Service in Morristown has issued a * Severe Thunderstorm Warning for... Jefferson County in east Tennessee... South central Grainger County in east Tennessee... Southwestern Hamblen County in east Tennessee... * Until 745 PM EDT. * At 703 PM EDT, a severe thunderstorm was located over Jefferson City, moving southeast at 10 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... Morristown, Jefferson City, Dandridge, White Pine, New Market, Baneberry, Alpha, Piedmont, and Panther Creek State Park. This includes the following highways... Interstate 40 in Tennessee between mile markers 410 and 428. Interstate 81 in Tennessee between mile markers 1 and 5.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Grainger, TN; Hamblen, TN; Jefferson, TN
Forcast Office: 
NWS Morristown TN
Sender: 
w-nws.webmaster@noaa.gov