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Home Return to list Severe Thunderstorm Warning 0116 Issued by the Morristown / Knoxville Forecast Office
Action: New Issued At: 2026-08-11 19:08:57
858
WUUS54 KMRX 120008
SVRMRX
TNC019-059-067-073-163-171-179-120115-
/O.NEW.KMRX.SV.W.0116.260812T0008Z-260812T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Morristown TN
808 PM EDT Tue Aug 11 2026
The National Weather Service in Morristown has issued a
* Severe Thunderstorm Warning for...
Western Sullivan County in east Tennessee...
Hawkins County in east Tennessee...
Washington County in east Tennessee...
Northeastern Hancock County in east Tennessee...
Greene County in east Tennessee...
Unicoi County in east Tennessee...
Southwestern Carter County in east Tennessee...
* Until 915 PM EDT.
* At 808 PM EDT, severe thunderstorms were located along a line
extending from near Walnut Hill to 7 miles west of Kingsport to 8
miles northwest of Surgoinsville, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Johnson City, Kingsport, Bristol Tn, Greeneville, Elizabethton,
Erwin, Rogersville, Jonesborough, Tusculum, and Surgoinsville.
This includes the following highways...
Interstate 26 in Tennessee between mile markers 1 and 43.
Interstate 81 in Tennessee between mile markers 22 and 73.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3618 8209 3615 8219 3616 8222 3613 8225
3614 8226 3613 8226 3613 8230 3612 8233
3612 8235 3608 8241 3612 8304 3656 8313
3653 8269 3660 8240 3660 8228
TIME...MOT...LOC 0008Z 333DEG 21KT 3660 8230 3651 8267 3653 8299
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DH
Action: Continued Issued At: 2026-08-11 19:47:27
294
WWUS54 KMRX 120047
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
847 PM EDT Tue Aug 11 2026
TNC067-120056-
/O.CAN.KMRX.SV.W.0116.000000T0000Z-260812T0115Z/
Hancock TN-
847 PM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HANCOCK COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
east Tennessee.
&&
LAT...LON 3646 8311 3643 8266 3645 8238 3647 8222
3628 8213 3618 8210 3615 8219 3616 8222
3613 8225 3614 8226 3613 8226 3613 8230
3612 8233 3612 8235 3608 8241 3612 8304
TIME...MOT...LOC 0046Z 337DEG 31KT 3627 8214 3624 8252 3626 8284
$$
TNC019-059-073-163-171-179-120115-
/O.CON.KMRX.SV.W.0116.000000T0000Z-260812T0115Z/
Sullivan TN-Hawkins TN-Washington TN-Greene TN-Unicoi TN-Carter TN-
847 PM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR SOUTHWESTERN SULLIVAN...CENTRAL HAWKINS...WASHINGTON...GREENE...
UNICOI AND SOUTHWESTERN CARTER COUNTIES...
At 846 PM EDT, severe thunderstorms were located along a line
extending from near Hampton to near Jonesborough to 6 miles north of
Greeneville, moving southeast at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Johnson City, Greeneville, Elizabethton, Erwin, Rogersville,
Jonesborough, Tusculum, Banner Hill, Central, and Spurgeon.
This includes the following highways...
Interstate 26 in Tennessee between mile markers 10 and 43.
Interstate 81 in Tennessee between mile markers 22 and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3646 8311 3643 8266 3645 8238 3647 8222
3628 8213 3618 8210 3615 8219 3616 8222
3613 8225 3614 8226 3613 8226 3613 8230
3612 8233 3612 8235 3608 8241 3612 8304
TIME...MOT...LOC 0046Z 337DEG 31KT 3627 8214 3624 8252 3626 8284
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DH
Action: Cancelled Issued At: 2026-08-11 19:47:27
294
WWUS54 KMRX 120047
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
847 PM EDT Tue Aug 11 2026
TNC067-120056-
/O.CAN.KMRX.SV.W.0116.000000T0000Z-260812T0115Z/
Hancock TN-
847 PM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HANCOCK COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
east Tennessee.
&&
LAT...LON 3646 8311 3643 8266 3645 8238 3647 8222
3628 8213 3618 8210 3615 8219 3616 8222
3613 8225 3614 8226 3613 8226 3613 8230
3612 8233 3612 8235 3608 8241 3612 8304
TIME...MOT...LOC 0046Z 337DEG 31KT 3627 8214 3624 8252 3626 8284
$$
TNC019-059-073-163-171-179-120115-
/O.CON.KMRX.SV.W.0116.000000T0000Z-260812T0115Z/
Sullivan TN-Hawkins TN-Washington TN-Greene TN-Unicoi TN-Carter TN-
847 PM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR SOUTHWESTERN SULLIVAN...CENTRAL HAWKINS...WASHINGTON...GREENE...
UNICOI AND SOUTHWESTERN CARTER COUNTIES...
At 846 PM EDT, severe thunderstorms were located along a line
extending from near Hampton to near Jonesborough to 6 miles north of
Greeneville, moving southeast at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Johnson City, Greeneville, Elizabethton, Erwin, Rogersville,
Jonesborough, Tusculum, Banner Hill, Central, and Spurgeon.
This includes the following highways...
Interstate 26 in Tennessee between mile markers 10 and 43.
Interstate 81 in Tennessee between mile markers 22 and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3646 8311 3643 8266 3645 8238 3647 8222
3628 8213 3618 8210 3615 8219 3616 8222
3613 8225 3614 8226 3613 8226 3613 8230
3612 8233 3612 8235 3608 8241 3612 8304
TIME...MOT...LOC 0046Z 337DEG 31KT 3627 8214 3624 8252 3626 8284
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DH
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