Thanatos Weather
Sunday, Aug 16, 2026 09:54:47

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm1462
AdvisoryAreal Flood609
WarningFlash Flood471
AdvisoryHeat198
WatchSevere Thunderstorm118
WarningTornado110
WatchAreal Flood67
AdvisorySmall Craft51
WarningFire Weather40
AdvisoryDense Fog27
WatchFlash Flood12
AdvisoryDust Storm10
WatchFlood9
WatchFire Weather9
WarningDust Storm7
AdvisoryLake Wind4
WarningGale3
AdvisoryBlowing Dust2
AdvisoryFlood2
WatchGale2
Most Active Forecast Offices
Forecast Office Products
Indianapolis, IN137
Wilmington, OH134
Jackson, KY118
Chicago, IL113
Northern Indiana, IN112
Denver / Boulder, CO106
Phoenix, AZ104
Charleston, WV100
Las Vegas, NV98
Tucson, AZ92
Louisville, KY81
Davenport / Quad Cities, IA73
Morristown / Knoxville, TN71
Lincoln, IL71
Greenville-Spartanburg, SC68
Baltimore / Washington, VA64
Jacksonville, FL61
Cheyenne, WY57
North Platte, NE57
Cleveland, OH56
Product Count by Day
Date Warn Watch Advis.
2026-08-1621 221
2026-08-15171 18103
2026-08-14235 23138
2026-08-13263 36161
2026-08-12354 37124
2026-08-11521 45169
2026-08-10375 4198
2026-08-09181 2380
2026-08-082 37
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0045Indianapolis, IN
Flash Flood Warning 0047Indianapolis, IN
Flash Flood Warning 0055Jackson, KY
Flash Flood Warning 0066Wilmington, OH
Flash Flood Warning 0067Wilmington, OH
Tornado Warning 0077Davenport / Quad Cities, IA
Flash Flood Warning 0123Charleston, WV
Home
Return to list
Flash Flood Warning 0063
Issued by the Morristown / Knoxville Forecast Office

Action Issued Starts Expiration
New 2026-08-11 21:30:31 2026-08-11 21:30:00 2026-08-12 00:30:00
Continued 2026-08-11 21:58:02 2026-08-12 00:30:00
Time Extended 2026-08-11 23:43:36 2026-08-12 01:30:00


Action: New
Issued At: 2026-08-11 21:30:31

182 
WGUS54 KMRX 120230
FFWMRX
TNC009-093-155-120530-
/O.NEW.KMRX.FF.W.0063.260812T0230Z-260812T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Morristown TN
1030 PM EDT Tue Aug 11 2026

The National Weather Service in Morristown has issued a

* Flash Flood Warning for...
  Northeastern Blount County in east Tennessee...
  Southeastern Knox County in east Tennessee...
  Western Sevier County in east Tennessee...

* Until 130 AM EDT.

* At 1030 PM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 1 and 2 inches of rain
  have fallen. Additional rainfall amounts of 1 to 2 inches 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3596 8402 3603 8398 3608 8391 3609 8388
      3606 8379 3603 8373 3598 8365 3593 8356
      3584 8350 3577 8343 3570 8338 3564 8352
      3568 8367 3571 8374 3586 8392

FLASH FLOOD...RADAR INDICATED

$$

52


Action: Continued
Issued At: 2026-08-11 21:58:02

765 
WGUS74 KMRX 120257
FFSMRX

Flash Flood Statement
National Weather Service Morristown TN
1057 PM EDT Tue Aug 11 2026

TNC009-093-155-120530-
/O.CON.KMRX.FF.W.0063.000000T0000Z-260812T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Blount TN-Knox TN-Sevier TN-
1057 PM EDT Tue Aug 11 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM EDT WEDNESDAY
FOR NORTHEASTERN BLOUNT, SOUTHEASTERN KNOX AND WESTERN SEVIER
COUNTIES...

At 1057 PM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 3 inches of rain have
fallen. Additional rainfall amounts of 1 to 2 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Radar indicated.

IMPACT...Life threatening flash flooding of creeks and streams, urban
         areas, highways, streets and underpasses.

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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont 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.

&&

LAT...LON 3596 8402 3603 8398 3608 8391 3609 8388
      3606 8379 3603 8373 3598 8365 3593 8356
      3584 8350 3577 8343 3570 8338 3564 8352
      3568 8367 3571 8374 3586 8392

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

52


Action: Time Extended
Issued At: 2026-08-11 23:43:36

576 
WGUS54 KMRX 120443
FFWMRX
TNC009-093-155-120630-
/O.EXT.KMRX.FF.W.0063.000000T0000Z-260812T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Morristown TN
1243 AM EDT Wed Aug 12 2026

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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont 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.

&&

LAT...LON 3596 8402 3603 8398 3608 8391 3609 8388
      3606 8379 3603 8373 3598 8365 3593 8356
      3584 8350 3577 8343 3570 8338 3564 8352
      3568 8367 3571 8374 3586 8392

FLASH FLOOD...RADAR INDICATED

$$

52



Page Loaded at: 2026-08-16 09:54:47 -- Client Address: 216.73.217.42 -- Refresh Time: seconds