Headline:
Flash Flood Warning issued August 12 at 12:43AM EDT until August 12 at 2:30AM EDT by NWS Morristown TN
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
August 11, 2026 - 9:43pm
Expires:
August 11, 2026 - 11:30pm
Description:
FFWMRX
The National Weather Service in Morristown has extended the
* Flash Flood Warning for...
Northeastern Blount County in east Tennessee...
Southeastern Knox County in east Tennessee...
Western Sevier County in east Tennessee...
* Until 230 AM EDT.
* At 1243 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Knoxville, Sevierville, Gatlinburg, Pigeon Forge, Pittman Center,
McMahan, Seymour, Kimberlin Heights and Wears Valley.
This includes the following highways...
Interstate 75 in Tennessee between mile markers 108 and 109.
Interstate 40 in Tennessee between mile markers 384 and 403.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Area Description:
Blount, TN; Knox, TN; Sevier, TN
Forcast Office:
NWS Morristown TN
Sender:
w-nws.webmaster@noaa.gov