Nashville, Tennessee

Regional Weather Alerts


     

Alert: Flash Flood Warning
Area(s): Knox, TN
Effective: 2026-09-24 @ 1:57 am -> 2026-09-24 @ 4:00 am
Onset: 2026-09-24 @ 1:57 am -> 2026-09-24 @ 4:00 am
Severity: Severe
Certainty: Likely
Urgency: Immediate
Issued By: NWS Morristown TN on 2026-09-24 @ 1:57 am
Headline: Flash Flood Warning issued September 23 at 9:57PM EDT until September 24 at 12:00AM EDT by NWS Morristown TN
Description: At 957 PM EDT, local law enforcement reported heavy rain and flooding
in Halls. Between 2 and 4 inches of rain have fallen. Additional
rainfall amounts of 1 to 2 inches are possible in the warned area.
Flash flooding is already occurring.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Law enforcement reported.

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...
Halls, Maloneyville, Mascot and House Mountain State Park.

This includes Interstate 40 in Tennessee between mile markers 397 and
399.

Alert: Flash Flood Warning
Area(s): Anderson, TN; Knox, TN
Effective: 2026-09-24 @ 12:45 am -> 2026-09-24 @ 2:45 am
Onset: 2026-09-24 @ 12:45 am -> 2026-09-24 @ 2:45 am
Severity: Severe
Certainty: Likely
Urgency: Immediate
Issued By: NWS Morristown TN on 2026-09-24 @ 12:45 am
Headline: Flash Flood Warning issued September 23 at 8:45PM EDT until September 23 at 10:45PM EDT by NWS Morristown TN
Description: FFWMRX

The National Weather Service in Morristown has issued a

* Flash Flood Warning for...
South Central Anderson County in east Tennessee...
West Central Knox County in east Tennessee...

* Until 1045 PM EDT.

* At 845 PM EDT, Doppler radar indicated heavy rain across the warned
area. Between 1 and 3 inches of rain have fallen. Flash flooding is
ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by heavy rain.

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...
Oak Ridge, Farragut, Oliver Springs, Karns and Powell.

This includes the following highways...
Interstate 75 in Tennessee between mile markers 113 and 115.
Interstate 40 in Tennessee between mile markers 369 and 375.

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