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Home Return to list Severe Thunderstorm Warning 0123 Issued by the Morristown / Knoxville Forecast Office
Action: New Issued At: 2026-08-14 12:49:49 219 WUUS54 KMRX 141749 SVRMRX TNC001-093-173-141830- /O.NEW.KMRX.SV.W.0123.260814T1749Z-260814T1830Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Morristown TN 149 PM EDT Fri Aug 14 2026 The National Weather Service in Morristown has issued a * Severe Thunderstorm Warning for... North central Knox County in east Tennessee... Southeastern Anderson County in east Tennessee... Southwestern Union County in east Tennessee... * Until 230 PM EDT. * At 149 PM EDT, a severe thunderstorm was located near Clinton, moving east at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Knoxville, Clinton, Halls, Powell, and Paulette. This includes the following highways... Interstate 40 in Tennessee between mile markers 389 and 394. Interstate 75 in Tennessee between mile markers 108 and 122. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3599 8414 3615 8414 3624 8386 3597 8383 TIME...MOT...LOC 1749Z 262DEG 18KT 3609 8407 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ DGS Action: Continued Issued At: 2026-08-14 13:02:49
570
WWUS54 KMRX 141802
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
202 PM EDT Fri Aug 14 2026
TNC001-173-141812-
/O.CAN.KMRX.SV.W.0123.000000T0000Z-260814T1830Z/
Anderson TN-Union TN-
202 PM EDT Fri Aug 14 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ANDERSON AND
SOUTHWESTERN UNION COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3599 8414 3600 8412 3600 8411 3601 8410
3602 8408 3604 8406 3607 8409 3608 8409
3609 8407 3613 8385 3597 8383
TIME...MOT...LOC 1802Z 267DEG 15KT 3603 8400
$$
TNC093-141830-
/O.CON.KMRX.SV.W.0123.000000T0000Z-260814T1830Z/
Knox TN-
202 PM EDT Fri Aug 14 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM EDT
FOR CENTRAL KNOX COUNTY...
At 202 PM EDT, a severe thunderstorm was located near Knoxville,
moving east at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Knoxville, Halls, and Powell.
This includes the following highways...
Interstate 40 in Tennessee between mile markers 389 and 394.
Interstate 75 in Tennessee between mile markers 108 and 116.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3599 8414 3600 8412 3600 8411 3601 8410
3602 8408 3604 8406 3607 8409 3608 8409
3609 8407 3613 8385 3597 8383
TIME...MOT...LOC 1802Z 267DEG 15KT 3603 8400
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DGS
Action: Cancelled Issued At: 2026-08-14 13:02:49
570
WWUS54 KMRX 141802
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
202 PM EDT Fri Aug 14 2026
TNC001-173-141812-
/O.CAN.KMRX.SV.W.0123.000000T0000Z-260814T1830Z/
Anderson TN-Union TN-
202 PM EDT Fri Aug 14 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ANDERSON AND
SOUTHWESTERN UNION COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3599 8414 3600 8412 3600 8411 3601 8410
3602 8408 3604 8406 3607 8409 3608 8409
3609 8407 3613 8385 3597 8383
TIME...MOT...LOC 1802Z 267DEG 15KT 3603 8400
$$
TNC093-141830-
/O.CON.KMRX.SV.W.0123.000000T0000Z-260814T1830Z/
Knox TN-
202 PM EDT Fri Aug 14 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM EDT
FOR CENTRAL KNOX COUNTY...
At 202 PM EDT, a severe thunderstorm was located near Knoxville,
moving east at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Knoxville, Halls, and Powell.
This includes the following highways...
Interstate 40 in Tennessee between mile markers 389 and 394.
Interstate 75 in Tennessee between mile markers 108 and 116.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3599 8414 3600 8412 3600 8411 3601 8410
3602 8408 3604 8406 3607 8409 3608 8409
3609 8407 3613 8385 3597 8383
TIME...MOT...LOC 1802Z 267DEG 15KT 3603 8400
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DGS
Action: Expired Issued At: 2026-08-14 13:25:50
234
WWUS54 KMRX 141825
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
225 PM EDT Fri Aug 14 2026
TNC093-141835-
/O.EXP.KMRX.SV.W.0123.000000T0000Z-260814T1830Z/
Knox TN-
225 PM EDT Fri Aug 14 2026
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL KNOX COUNTY WILL
EXPIRE AT 230 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
&&
LAT...LON 3599 8414 3600 8412 3600 8411 3601 8410
3602 8408 3604 8406 3607 8409 3608 8409
3609 8407 3613 8385 3597 8383
TIME...MOT...LOC 1825Z 262DEG 18KT 3604 8387
$$
DGS
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