Alert archive / Tennessee / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 305, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Sep 8, 2009, 9:41 PM EDT for Claiborne County, Grainger County, Union County, Tennessee. It was in force for 64 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, 9:41 PM EDT (01:41 UTC)
- Expired
- Sep 8, 2009, 10:45 PM EDT
- In force
- 64 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
Counties Claiborne County, TN, Grainger County, TN, Union County, TN
The radar
The Knoxville radar (KMRX), 31 km from the middle of the area, began a volume at 01:42 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, 9:00 PM EDT, 41 minutes earlier.
Area forecast discussion, Sep 8, 9:00 PM EDT, 41 minutes before
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</html>Hazardous weather outlook, Sep 8, 2:50 AM EDT, 18 hours 51 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, 4:03 PM EDT, 5 hours 38 minutes before
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</html>Local storm report, Sep 8, 6:32 PM EDT, 3 hours 9 minutes before
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</html>Local storm report, Sep 8, 7:30 PM EDT, 2 hours 11 minutes before
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</html>Special weather statement, Sep 8, 7:54 PM EDT, 1 hour 47 minutes before
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</html>Special weather statement, Sep 8, 8:33 PM EDT, 1 hour 8 minutes before
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</html>The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 8:11 PM EDT | Areal Flood Advisory | MRX | Bledsoe, Hamilton, Sequatchie | 3 hr |
| Sep 8, 8:37 PM EDT | Severe Thunderstorm Warning | MRX | Bledsoe, Rhea, Sequatchie | 53 min |
| Sep 8, 8:46 PM EDT | Flash Flood Warning | MRX | Bledsoe | 80 min |
| Sep 9, 3:01 AM EDT | Areal Flood Advisory | MRX | Greene | 119 min |
| Sep 9, 9:19 AM EDT | Severe Thunderstorm Warning | MRX | Cocke, Greene | 41 min |
| Sep 9, 10:58 AM EDT | Severe Thunderstorm Warning | MRX | Carter, Sullivan | 47 min |
| Sep 9, 11:02 AM EDT | Severe Thunderstorm Warning | MRX | Carter, Greene, Unicoi, Washington | 58 min |
| Sep 9, 3:20 PM EDT | Areal Flood Advisory | MRX | Hamilton | 3 hr |
| Sep 9, 3:27 PM EDT | Severe Thunderstorm Warning | MRX | Bradley, Hamilton | 63 min |
| Sep 9, 8:31 AM EDT | Areal Flood Advisory | MRX | Scott, Wise, City of Norton | 3 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.