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Home Return to list Severe Thunderstorm Warning 0228 Issued by the Morristown / Knoxville Forecast Office
Action: New Issued At: 2025-12-18 22:31:35 181 WUUS54 KMRX 190431 SVRMRX TNC029-057-059-063-089-093-155-190515- /O.NEW.KMRX.SV.W.0228.251219T0431Z-251219T0515Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Morristown TN 1131 PM EST Thu Dec 18 2025 The National Weather Service in Morristown has issued a * Severe Thunderstorm Warning for... East central Knox County in east Tennessee... Jefferson County in east Tennessee... Central Cocke County in east Tennessee... Southwestern Greene County in east Tennessee... Southwestern Grainger County in east Tennessee... North central Sevier County in east Tennessee... Southwestern Hamblen County in east Tennessee... * Until 1215 AM EST. * At 1131 PM EST, a severe thunderstorm was located near New Market, or 9 miles southwest of Jefferson City, moving east at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Morristown, Sevierville, Jefferson City, Newport, Dandridge, White Pine, New Market, Baneberry, Parrottsville, and Strawberry Plains. This includes the following highways... Interstate 40 in Tennessee between mile markers 400 and 438. Interstate 81 in Tennessee between mile markers 1 and 13. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3597 8374 3615 8372 3619 8297 3589 8298 TIME...MOT...LOC 0431Z 271DEG 49KT 3605 8364 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ SR Action: Continued Issued At: 2025-12-18 22:59:35
810
WWUS54 KMRX 190459
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
1159 PM EST Thu Dec 18 2025
TNC057-093-155-190508-
/O.CAN.KMRX.SV.W.0228.000000T0000Z-251219T0515Z/
Knox TN-Grainger TN-Sevier TN-
1159 PM EST Thu Dec 18 2025
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KNOX...
SOUTHWESTERN GRAINGER AND NORTH CENTRAL SEVIER COUNTIES IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3595 8352 3596 8352 3616 8351 3619 8297
3589 8298
TIME...MOT...LOC 0458Z 271DEG 49KT 3604 8318
$$
TNC029-059-063-089-190515-
/O.CON.KMRX.SV.W.0228.000000T0000Z-251219T0515Z/
Jefferson TN-Cocke TN-Greene TN-Hamblen TN-
1159 PM EST Thu Dec 18 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM EST
FOR JEFFERSON...CENTRAL COCKE...SOUTHWESTERN GREENE AND SOUTHWESTERN
HAMBLEN COUNTIES...
At 1158 PM EST, a severe thunderstorm was located near Parrottsville,
or near Newport, moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Morristown, Jefferson City, Newport, Dandridge, White Pine,
Baneberry, Parrottsville, Mosheim, Caney Branch, and Del Rio.
This includes the following highways...
Interstate 40 in Tennessee between mile markers 413 and 438.
Interstate 81 in Tennessee between mile markers 1 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3595 8352 3596 8352 3616 8351 3619 8297
3589 8298
TIME...MOT...LOC 0458Z 271DEG 49KT 3604 8318
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
27
Action: Cancelled Issued At: 2025-12-18 22:59:35
810
WWUS54 KMRX 190459
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
1159 PM EST Thu Dec 18 2025
TNC057-093-155-190508-
/O.CAN.KMRX.SV.W.0228.000000T0000Z-251219T0515Z/
Knox TN-Grainger TN-Sevier TN-
1159 PM EST Thu Dec 18 2025
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KNOX...
SOUTHWESTERN GRAINGER AND NORTH CENTRAL SEVIER COUNTIES IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3595 8352 3596 8352 3616 8351 3619 8297
3589 8298
TIME...MOT...LOC 0458Z 271DEG 49KT 3604 8318
$$
TNC029-059-063-089-190515-
/O.CON.KMRX.SV.W.0228.000000T0000Z-251219T0515Z/
Jefferson TN-Cocke TN-Greene TN-Hamblen TN-
1159 PM EST Thu Dec 18 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM EST
FOR JEFFERSON...CENTRAL COCKE...SOUTHWESTERN GREENE AND SOUTHWESTERN
HAMBLEN COUNTIES...
At 1158 PM EST, a severe thunderstorm was located near Parrottsville,
or near Newport, moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Morristown, Jefferson City, Newport, Dandridge, White Pine,
Baneberry, Parrottsville, Mosheim, Caney Branch, and Del Rio.
This includes the following highways...
Interstate 40 in Tennessee between mile markers 413 and 438.
Interstate 81 in Tennessee between mile markers 1 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3595 8352 3596 8352 3616 8351 3619 8297
3589 8298
TIME...MOT...LOC 0458Z 271DEG 49KT 3604 8318
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
27
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