Alert archive / Tennessee / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 111, NWS Morristown, TN

August 22, 2019Cocke County, Jefferson County, Sevier County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Aug 22, 2019, 8:30 PM EDT for Cocke County, Jefferson County, Sevier County, Tennessee. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 22, 2019, 8:30 PM EDT (00:30 UTC)
Expired
Aug 22, 2019, 9:15 PM EDT
In force
45 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Cocke County, TN, Jefferson County, TN, Sevier County, TN

The radar

The Knoxville radar (KMRX), 28 km from the middle of the area, began a volume at 00:31 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.

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 22, 7:35 PM EDT, 55 minutes earlier.

Area forecast discussion, Aug 22, 7:35 PM EDT, 55 minutes before
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Hazardous weather outlook, Aug 22, 2:49 PM EDT, 5 hours 41 minutes before
Hazardous Weather Outlook
National Weather Service Morristown TN
249 PM EDT Thu Aug 22 2019

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-231900-
Cherokee-Clay-Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-
Johnson-Morgan-Anderson-Union-Grainger-Hamblen-Northwest Cocke-
Cocke Smoky Mountains-Northwest Greene-Southeast Greene-
Washington-Unicoi-Northwest Carter-Southeast Carter-Roane-Loudon-
Knox-Jefferson-Northwest Blount-Blount Smoky Mountains-
North Sevier-Sevier Smoky Mountains-Sequatchie-Bledsoe-Rhea-Meigs-
McMinn-Northwest Monroe-Southeast Monroe-Marion-Hamilton-Bradley-
West Polk-East Polk-Lee-Wise-Russell-
249 PM EDT Thu Aug 22 2019 /149 PM CDT Thu Aug 22 2019/

This Hazardous Weather Outlook is for portions of southwest North
Carolina...east Tennessee and southwest Virginia.

.DAY ONE...This Afternoon and Tonight

A couple of strong to marginally severe storms will be possible
this afternoon and early evening with gusty winds being the main
threat. Heavy rainfall and localized flash flooding could be
possible this afternoon with any stronger storms.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

NO hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

In the hours before

Special weather statement, Aug 22, 5:49 PM EDT, 2 hours 41 minutes before
Special Weather Statement
National Weather Service Morristown TN
549 PM EDT Thu Aug 22 2019

VAZ001-002-005-222230-
Scott VA-Wise VA-Lee VA-
549 PM EDT Thu Aug 22 2019

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN LEE...NORTHWESTERN SCOTT
AND SOUTHWESTERN WISE COUNTIES UNTIL 630 PM EDT...

At 549 PM EDT, Doppler radar was tracking a strong thunderstorm near
Jonesville, moving east at 20 mph.

Pea size hail and winds in excess of 45 mph will be possible with
this storm.

Locations impacted include...
Jonesville, Big Stone Gap, Pennington Gap, Appalachia, St. Charles,
Duffield, Jasper, Dryden and Pattonsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3696 8276 3671 8265 3661 8314 3674 8319
      3675 8313 3678 8313 3680 8310 3682 8310
      3685 8302 3685 8301 3686 8299 3687 8291
      3690 8287 3691 8288 3692 8287
TIME...MOT...LOC 2149Z 250DEG 18KT 3673 8309

DH
Special weather statement, Aug 22, 5:57 PM EDT, 2 hours 33 minutes before
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Special weather statement, Aug 22, 7:04 PM EDT, 1 hour 26 minutes before
Special Weather Statement
National Weather Service Morristown TN
704 PM EDT Thu Aug 22 2019

TNZ036-038-069-070-073-222345-
Anderson TN-Jefferson TN-Grainger TN-Knox TN-North Sevier TN-
704 PM EDT Thu Aug 22 2019

...SIGNIFICANT WEATHER ADVISORY FOR KNOX...SOUTH CENTRAL ANDERSON...
NORTHWESTERN JEFFERSON AND SOUTHWESTERN GRAINGER COUNTIES UNTIL 745
PM EDT...

At 703 PM EDT, Doppler radar was tracking a strong thunderstorm near
Knoxville, moving east northeast at 25 mph.

Pea size hail and winds in excess of 45 mph will be possible with
this storm.

Locations impacted include...
Knoxville, Oak Ridge, Sevierville, Farragut, Plainview, New Market,
Strawberry Plains, Halls, Blaine, Karns, Kimberlin Heights, House
Mountain State Park, Lake Forest, Maloneyville, Mascot, Bearden,
Powell and Kodak.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3602 8420 3617 8379 3617 8372 3618 8373
      3620 8372 3623 8362 3597 8352 3586 8413
TIME...MOT...LOC 2303Z 251DEG 25KT 3598 8405

DH
Special weather statement, Aug 22, 7:19 PM EDT, 1 hour 11 minutes before
Special Weather Statement
National Weather Service Morristown TN
719 PM EDT Thu Aug 22 2019

TNZ012-222345-
Scott TN-
719 PM EDT Thu Aug 22 2019

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SCOTT COUNTY UNTIL
745 PM EDT...

At 719 PM EDT, Doppler radar was tracking a strong thunderstorm near
Oneida, moving northeast at 25 mph.

Pea size hail and winds in excess of 45 mph will be possible with
this storm.

Locations impacted include...
Oneida, Helenwood, Winfield, Ketchen, Honey Creek State Park and Big
South Fork National Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3660 8456 3659 8433 3657 8430 3640 8467
      3641 8467 3644 8469 3650 8471 3658 8477
      3660 8474
TIME...MOT...LOC 2319Z 229DEG 20KT 3656 8458

DH
Special weather statement, Aug 22, 7:59 PM EDT, 31 minutes before
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Local storm report, Aug 22, 8:03 PM EDT, 27 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 8:16 PM EDTAreal Flood AdvisoryMRXBlount, McMinn, Monroe94 min
Aug 22, 8:59 PM EDTSpecial Weather StatementMRXSevier61 min
Aug 22, 9:16 PM EDTSpecial Weather StatementMRXCocke59 min
Aug 22, 10:46 PM EDTSpecial Weather StatementMRXSullivan, Washington59 min
Aug 22, 11:10 PM EDTSpecial Weather StatementMRXJohnson, Sullivan, Washington65 min
Aug 23, 1:59 PM EDTSpecial Weather StatementMRXMcMinn46 min
Aug 23, 2:27 PM EDTSpecial Weather StatementMRXMonroe48 min
Aug 23, 2:30 PM EDTSevere Thunderstorm WarningMRXMcMinn, Monroe45 min
Aug 23, 4:35 PM EDTSpecial Weather StatementMRXKnox40 min
Aug 23, 6:40 PM EDTSpecial Weather StatementMRXGrainger50 min
Aug 23, 7:40 PM EDTSpecial Weather StatementMRXAnderson, Morgan50 min
Aug 23, 7:48 PM EDTAreal Flood AdvisoryMRXAnderson, Morgan, Scott3 hr
Aug 23, 12:02 AM EDTSpecial Weather StatementMRXWashington, City of Bristol58 min
Aug 23, 3:07 PM EDTSpecial Weather StatementMRXCherokee38 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2019Every severe thunderstorm warning in 2019

Sources

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