Alert archive / Tennessee / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 304, NWS Morristown, TN

September 8, 2009Bledsoe County, Rhea County, Sequatchie County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Sep 8, 2009, 7:37 PM CDT for Bledsoe County, Rhea County, Sequatchie County, Tennessee. It was in force for 53 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
Sep 8, 2009, 7:37 PM CDT (00:37 UTC)
Expired
Sep 8, 2009, 8:30 PM CDT
In force
53 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon

Counties Bledsoe County, TN, Rhea County, TN, Sequatchie County, TN

The radar

The Northeast Alabama radar (KHTX), 105 km from the middle of the area, began a volume at 00:39 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 Sep 8, 6:20 PM CDT, 1 hour 17 minutes earlier.

Area forecast discussion, Sep 8, 6:20 PM CDT, 1 hour 17 minutes before
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Hazardous weather outlook, Sep 8, 1:50 AM CDT, 17 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MORRISTOWN TN
250 AM EDT TUE SEP 8 2009

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-090700-
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-
250 AM EDT TUE SEP 8 2009 /150 AM CDT TUE SEP 8 2009/

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

.DAY ONE...TODAY AND TONIGHT

AN UPPER LEVEL LOW SYSTEM TO THE NORTH WILL DRIFT CLOSER TO THE
SOUTHERN APPALACHIANS TODAY...ENABLING MORE MOISTURE TO ENTER THE
AREA. SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP...SOME OF
WHICH WILL PRODUCE HEAVY RAIN AND CAUSE ISOLATED MINOR FLOODING. A
FEW OF THE STORMS COULD BECOME STRONG TO NEAR SEVERE LEVELS WITH
STRONG WINDS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY FOR FLOODING AND
STRONG WINDS. DO NOT PUT YOUR SAFETY IN JEOPARDY.

In the hours before

Special weather statement, Sep 8, 3:03 PM CDT, 4 hours 34 minutes before
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Special weather statement, Sep 8, 3:49 PM CDT, 3 hours 48 minutes before
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Local storm report, Sep 8, 5:32 PM CDT, 2 hours 5 minutes before
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Local storm report, Sep 8, 6:30 PM CDT, 1 hour 7 minutes before
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Special weather statement, Sep 8, 6:54 PM CDT, 43 minutes before
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Special weather statement, Sep 8, 7:33 PM CDT, 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 7:11 PM CDTAreal Flood AdvisoryMRXBledsoe, Hamilton, Sequatchie3 hr
Sep 8, 7:46 PM CDTFlash Flood WarningMRXBledsoe80 min
Sep 8, 8:41 PM CDTSevere Thunderstorm WarningMRXClaiborne, Grainger, Union64 min
Sep 9, 2:01 AM CDTAreal Flood AdvisoryMRXGreene119 min
Sep 9, 8:19 AM CDTSevere Thunderstorm WarningMRXCocke, Greene41 min
Sep 9, 9:58 AM CDTSevere Thunderstorm WarningMRXCarter, Sullivan47 min
Sep 9, 10:02 AM CDTSevere Thunderstorm WarningMRXCarter, Greene, Unicoi, Washington58 min
Sep 9, 2:20 PM CDTAreal Flood AdvisoryMRXHamilton3 hr
Sep 9, 2:27 PM CDTSevere Thunderstorm WarningMRXBradley, Hamilton63 min
Sep 9, 7:31 AM CDTAreal Flood AdvisoryMRXScott, Wise, City of Norton3 hr

Nearby

Severe Thunderstorm Warnings in Tennessee, 2009Every severe thunderstorm warning in 2009

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.