Alert archive / Virginia / Flash Flood Warnings in 2025

Flash Flood Warning 10, NWS Morristown, TN

February 16, 2025Hawkins County, Sullivan County, Tennessee; 5 counties in Virginia

NWS Morristown, TN issued this flash flood warning at Feb 16, 2025, 5:06 AM EST for Hawkins County, Sullivan County, Tennessee; 5 counties in Virginia. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 16, 2025, 5:06 AM EST (10:06 UTC)
Expired
Feb 16, 2025, 11:39 AM EST
In force
7 hr
Issued by
NWS Morristown, TN
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

Counties Hawkins County, TN, Sullivan County, TN, City of Bristol, VA, Russell County, VA, Scott County, VA, Washington County, VA, Wise County, VA

The radar

The Knoxville radar (KMRX), 108 km from the middle of the area, began a volume at 10:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 10.1 hours before the alert went out and 233 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2025-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2025-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 391 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
439 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
391 m²/s²
0-3 km storm-relative helicity
452 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Morristown, TN wrote its last area forecast discussion before this flash flood warning went out at Feb 16, 4:32 AM EST, 34 minutes earlier.

Area forecast discussion, Feb 16, 4:32 AM EST, 34 minutes before
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Hazardous weather outlook, Feb 16, 4:44 AM EST, 22 minutes before
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In the hours before

Special weather statement, Feb 16, 3:47 AM EST, 1 hour 19 minutes before
Special Weather Statement
National Weather Service Morristown TN
347 AM EST Sun Feb 16 2025

TNZ013-014-036>038-067>071-073-VAZ001-160930-
Anderson TN-Jefferson TN-Claiborne TN-Roane TN-Union TN-Loudon TN-
Campbell TN-Grainger TN-Knox TN-North Sevier TN-NW Blount TN-Lee VA-
347 AM EST Sun Feb 16 2025

...STRONG THUNDERSTORMS WILL IMPACT NORTHEASTERN LOUDON...
CLAIBORNE...ANDERSON...KNOX...NORTHWESTERN BLOUNT...NORTHWESTERN
JEFFERSON...CAMPBELL...NORTHWESTERN SEVIER...NORTHEASTERN ROANE...
UNION...WESTERN GRAINGER AND SOUTHWESTERN LEE COUNTIES THROUGH 430 AM
EST...

At 347 AM EST, Doppler radar was tracking strong thunderstorms along
a line extending from near Zion Hill to 9 miles northwest of Oliver
Springs to 6 miles south of Wartburg to near Fairview. Movement was
east at 60 mph.

HAZARD...Wind gusts up to 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Knoxville, Oak Ridge, Sevierville, Clinton, Lenoir City, Alcoa, La
Follette, Kingston, Maynardville, and Rutledge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3666 8346 3626 8350 3619 8354 3585 8362
      3581 8445 3600 8443 3605 8434 3610 8440
      3617 8438 3659 8413 3658 8369 3662 8365
      3667 8352
TIME...MOT...LOC 0847Z 257DEG 51KT 3654 8418 3615 8442 3601 8454 3582
8453

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

BW
Special weather statement, Feb 16, 3:49 AM EST, 1 hour 17 minutes before
Special Weather Statement
National Weather Service Morristown TN
349 AM EST Sun Feb 16 2025

TNZ067>069-071>073-085>087-160930-
Blount Smoky Mountains TN-Northwest Monroe TN-Roane TN-Loudon TN-
Knox TN-Southeast Monroe TN-North Sevier TN-NW Blount TN-McMinn TN-
349 AM EST Sun Feb 16 2025

...STRONG THUNDERSTORMS WILL IMPACT LOUDON...SOUTHERN KNOX...
NORTHEASTERN MCMINN...BLOUNT...MONROE...NORTHWESTERN SEVIER AND EAST
CENTRAL ROANE COUNTIES THROUGH 430 AM EST...

At 348 AM EST, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles southwest of Oak Ridge to near
Sweetwater to near Athens. Movement was east at 55 mph.

HAZARD...Wind gusts up to 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Knoxville, Oak Ridge, Maryville, Sevierville, Athens, Lenoir City,
Alcoa, Sweetwater, Loudon, and Madisonville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3536 8470 3563 8447 3590 8441 3599 8356
      3569 8363 3568 8366 3562 8366 3557 8371
      3552 8388 3547 8392 3545 8397 3541 8402
      3537 8401 3534 8403 3533 8403
TIME...MOT...LOC 0848Z 251DEG 49KT 3589 8436 3565 8441 3539 8464

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

BW
Local storm report, Feb 16, 4:15 AM EST, 51 minutes before
Preliminary Local Storm Report
National Weather Service Morristown TN
415 AM EST Sun Feb 16 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0235 AM     Tstm Wnd Dmg     1 SSW Cleveland         35.16N 84.88W
02/16/2025                   Bradley            TN   911 Call Center

            Trees down across various roads in the
            county. No specific locations to report.

&&
Special weather statement, Feb 16, 4:30 AM EST, 36 minutes before
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Local storm report, Feb 16, 4:55 AM EST, 11 minutes before
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Local storm report, Feb 16, 5:05 AM EST, 1 minute before
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The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 15, 7:44 PM ESTAreal Flood WarningMRXCampbell, Claiborne, Morgan, Scott9 hr
Feb 15, 8:24 PM ESTRiver Flood WarningMRXHawkins, Sullivan50 hr
Feb 15, 9:55 PM ESTAreal Flood WarningMRXCampbell, Claiborne, Grainger, Hancock, Hawkins, Sullivan and 1 more6 hr
Feb 16, 2:05 AM ESTSevere Thunderstorm WarningMRXHamilton, Marion, Sequatchie40 min
Feb 16, 2:29 AM ESTSevere Thunderstorm WarningMRXBledsoe, Hamilton, Rhea, Sequatchie46 min
Feb 16, 2:41 AM ESTSevere Thunderstorm WarningMRXBledsoe, Bradley, Hamilton, Marion, Meigs, Sequatchie49 min
Feb 16, 3:08 AM ESTSpecial Weather StatementMRXLoudon, McMinn, Meigs, Rhea52 min
Feb 16, 3:10 AM ESTSpecial Weather StatementMRXAnderson, Campbell, Knox, Roane, Scott, Union50 min
Feb 16, 3:15 AM ESTFlash Flood Warning Considerable damage threatMRXMorgan, Scott7 hr
Feb 16, 3:26 AM ESTSpecial Weather StatementMRXBradley, Polk49 min
Feb 16, 3:47 AM ESTSpecial Weather StatementMRXAnderson, Campbell, Claiborne, Grainger, Knox, Union43 min
Feb 16, 3:49 AM ESTSpecial Weather StatementMRXBlount, Loudon, McMinn, Monroe41 min
Feb 16, 3:52 AM ESTFlash Flood Warning Considerable damage threatMRXAnderson, Campbell, Claiborne, Union7 hr
Feb 16, 4:24 AM ESTFlash Flood Warning Considerable damage threatMRXClaiborne, Grainger, Hancock, Hawkins, Jefferson, Union7 hr
Feb 16, 4:30 AM ESTSpecial Weather StatementMRXCocke, Jefferson, Sevier45 min
Feb 16, 10:37 AM ESTAreal Flood WarningMRXMorgan, Scott3 hr
Feb 16, 10:44 AM ESTAreal Flood WarningMRXAnderson, Campbell, Claiborne, Union3 hr
Feb 16, 11:05 AM ESTAreal Flood WarningMRXClaiborne, Grainger, Hancock, Hawkins, Jefferson, Union4 hr
Feb 16, 11:39 AM ESTAreal Flood WarningMRXHawkins, Sullivan3 hr
Feb 16, 11:55 AM ESTWind AdvisoryMRXBlount, Carter, Cocke, Greene, Johnson, Monroe and 2 more4 hr

Nearby

Flash Flood Warnings in Virginia, 2025Flash Flood Warnings in Tennessee, 2025Every flash flood warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.