Alert archive / Tennessee / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 159, NWS Morristown, TN

August 5, 2010Cocke County, Jefferson County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Aug 5, 2010, 3:14 PM EDT for Cocke County, Jefferson County, Tennessee. It was in force for 46 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 5, 2010, 3:14 PM EDT (19:14 UTC)
Expired
Aug 5, 2010, 4:00 PM EDT
In force
46 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon

Counties Cocke County, TN, Jefferson County, TN

The radar

The Knoxville radar (KMRX), 23 km from the middle of the area, began a volume at 19:16 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 5, 1:47 PM EDTSevere Thunderstorm WatchSPC9 hr

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 5, 2:42 PM EDT, 32 minutes earlier.

Area forecast discussion, Aug 5, 2:42 PM EDT, 32 minutes before
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Hazardous weather outlook, Aug 5, 4:13 AM EDT, 11 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MORRISTOWN TN
413 AM EDT THU AUG 5 2010

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-060815-
CHEROKEE-CLAY-SCOTT TN-CAMPBELL-CLAIBORNE-HANCOCK-HAWKINS-
SULLIVAN-JOHNSON-MORGAN-ANDERSON-UNION-GRAINGER-HAMBLEN-
NORTHWEST COCKE-COCKE SMOKY MOUNTAINS-NORTHWEST GREENE-
SOUTHEAST GREENE-WASHINGTON TN-UNICOI-NORTHWEST CARTER-
SOUTHEAST CARTER-ROANE-LOUDON-KNOX-JEFFERSON-NW 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-SCOTT-RUSSELL-WASHINGTON-
413 AM EDT THU AUG 5 2010 /313 AM CDT THU AUG 5 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH
CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT

...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND EVENING...

ANOTHER HOT DAY IS IN STORE FOR THE SOUTHERN APPALACHIAN REGION.
THE COMBINATION OF VERY HOT TEMPERATURES AND HIGH HUMIDITY LEVELS
WILL PRODUCE HEAT INDICES ABOVE 100 DEGREES ACROSS MUCH OF THE
REGION AND UP TO 105 DEGREES OVER THE CENTRAL AND SOUTHERN
TENNESSEE VALLEY.

SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP THIS AFTERNOON
AHEAD OF A COLD FRONT. SOME OF THESE STORMS MAY BECOME SEVERE
PRODUCING DAMAGING DOWNBURSTS WINDS AND TORRENTIAL RAINFALL. THE
HEAVY RAINS MAY PRODUCE LOCALIZED FLASH FLOODING.

FOR MORE DETAILS...PLEASE SEE THE HEAT ADVISORY ISSUED FOR THE
SOUTHERN AND CENTRAL AREAS OF THE GREAT TENNESSEE VALLEY WHERE HEAT
INDICES WILL EXCEED 105 DEGREES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A COLD FRONT WILL MOVE ACROSS THE REGION FRIDAY PRODUCING SCATTERED
THUNDERSTORMS. SOME OF THE STORMS MAY BE STRONG PRODUCING STRONG
DOWNBURSTS WINDS AND HEAVY RAINFALL.

A RIDGE OF HIGH PRESSURE WILL BUILD INTO THE THE SOUTHERN
APPALACHIANS FOR THIS WEEKEND AND EARLY NEXT WEEK PRODUCING MOSTLY
DRY AND HOT CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

DH

In the hours before

Local storm report, Aug 5, 1:49 PM EDT, 1 hour 25 minutes before
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Local storm report, Aug 5, 2:12 PM EDT, 1 hour 2 minutes before
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Local storm report, Aug 5, 2:26 PM EDT, 48 minutes before
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Special weather statement, Aug 5, 2:43 PM EDT, 31 minutes before
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Local storm report, Aug 5, 2:52 PM EDT, 22 minutes before
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Special weather statement, Aug 5, 3:10 PM EDT, 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 5, 12:55 PM EDTSevere Thunderstorm WarningMRXBledsoe, Rhea65 min
Aug 5, 1:01 PM EDTSevere Thunderstorm WarningMRXHancock, Hawkins44 min
Aug 5, 1:20 PM EDTSevere Thunderstorm WarningMRXMcMinn, Meigs28 min
Aug 5, 1:26 PM EDTSevere Thunderstorm WarningMRXMorgan, Roane64 min
Aug 5, 1:27 PM EDTSevere Thunderstorm WarningMRXHawkins, Sullivan48 min
Aug 5, 1:56 PM EDTAreal Flood AdvisoryMRXBledsoe, Morgan, Rhea3 hr
Aug 5, 2:01 PM EDTSevere Thunderstorm WarningMRXCampbell, Claiborne, Hancock, Scott, Union44 min
Aug 5, 2:10 PM EDTSevere Thunderstorm WarningMRXMeigs, Rhea55 min
Aug 5, 2:15 PM EDTSevere Thunderstorm WarningMRXCarter, Johnson, Sullivan45 min
Aug 5, 3:00 PM EDTAreal Flood AdvisoryMRXKnox2 hr
Aug 5, 3:15 PM EDTSevere Thunderstorm WarningMRXJefferson, Knox, Sevier39 min
Aug 5, 3:24 PM EDTSevere Thunderstorm WarningMRXCampbell, Morgan, Scott51 min
Aug 5, 3:34 PM EDTSevere Thunderstorm WarningMRXGrainger, Hamblen26 min
Aug 5, 3:44 PM EDTAreal Flood AdvisoryMRXGrainger, Hamblen, Jefferson61 min
Aug 5, 3:59 PM EDTSevere Thunderstorm WarningMRXBradley61 min
Aug 5, 4:07 PM EDTAreal Flood AdvisoryMRXAnderson, Campbell, Claiborne, Morgan, Scott, Union113 min
Aug 5, 4:17 PM EDTSevere Thunderstorm WarningMRXPolk58 min
Aug 5, 4:25 PM EDTSevere Thunderstorm WarningMRXGreene, Unicoi, Washington35 min
Aug 5, 4:33 PM EDTAreal Flood AdvisoryMRXBradley, Hamilton117 min
Aug 5, 4:51 PM EDTAreal Flood AdvisoryMRXCarter, Greene, Unicoi, Washington114 min
Aug 5, 4:52 PM EDTSevere Thunderstorm WarningMRXMcMinn33 min
Aug 5, 4:58 PM EDTSevere Thunderstorm WarningMRXCarter, Johnson32 min
Aug 5, 5:02 PM EDTSevere Thunderstorm WarningMRXMarion, Sequatchie58 min
Aug 5, 5:13 PM EDTSevere Thunderstorm WarningMRXJohnson, Sullivan35 min
Aug 5, 5:29 PM EDTSevere Thunderstorm WarningMRXHamilton, Marion61 min
Aug 5, 5:45 PM EDTAreal Flood AdvisoryMRXBledsoe, Hamilton, Marion, Sequatchie2 hr
Aug 5, 2:12 PM EDTSevere Thunderstorm WarningMRXRussell, Scott, Washington33 min
Aug 5, 2:33 PM EDTAreal Flood AdvisoryMRXRussell57 min
Aug 5, 2:51 PM EDTSevere Thunderstorm WarningMRXLee39 min
Aug 5, 4:32 PM EDTSevere Thunderstorm WarningMRXRussell, Scott, Wise, City of Norton28 min
Aug 5, 4:54 PM EDTSevere Thunderstorm WarningMRXRussell, Washington, City of Bristol41 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2010Every severe thunderstorm warning in 2010

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.