Alert archive / Tennessee / Wind Advisories in 2010
Wind Advisory 17, NWS Morristown, TN
NWS Morristown, TN issued this wind advisory at Nov 30, 2010, 2:50 PM EST for 11 counties in Tennessee; Russell County, Washington County, City of Bristol, Virginia. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Nov 30, 2010, 2:50 PM EST (19:50 UTC)
- Expired
- Nov 30, 2010, 5:53 PM EST
- In force
- 3 hr
- Issued by
- NWS Morristown, TN
Counties Blount County, TN, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, McMinn County, TN, Monroe County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Washington County, TN, City of Bristol, VA, Russell County, VA, Washington County, VA
The radar
The Knoxville radar (KMRX), 51 km from the middle of the area, began a volume at 19:51 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
Nashville Metro, TN (KBNA), launched 12:00Z, 7.8 hours before the alert went out and 338 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.
- Mixed-layer CAPE
- 14 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 704 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- -136 m²/s²
- 0-3 km storm-relative helicity
- -299 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this wind advisory 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 wind advisory went out at Nov 30, 2:30 PM EST, 20 minutes earlier.
Area forecast discussion, Nov 30, 2:30 PM EST, 20 minutes before
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</html>Hazardous weather outlook, Nov 30, 4:16 AM EST, 10 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 416 AM EST TUE NOV 30 2010 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-010930- 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- 416 AM EST TUE NOV 30 2010 /316 AM CST TUE NOV 30 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT A POWERFUL STORM SYSTEM WILL BRING STRONG SOUTHEASTERLY WINDS ACROSS THE HIGHER ELEVATIONS TONIGHT...WITH THESE HIGH WINDS ALSO AFFECTING THE FOOTHILLS DUE TO MOUNTAIN WAVES. STRONG WINDS WILL ALSO BE POSSIBLE ELSEWHERE AS SOME OF THE STRONGER SHOWERS PULL THESE STRONG WINDS DOWN INTO THE VALLEY AREAS. FOR FURTHER DETAILS...PLEASE SEE THE HIGH WIND WARNING AND WIND ADVISORY PRODUCT (MEMNPWMRX). ANOTHER CONCERN INVOLVES THE POSSIBILITY OF THUNDERSTORMS DEVELOPING ACROSS SOUTHEAST TENNESSEE...SINCE THESE STORMS WILL LIKELY ROTATE AND COULD PRODUCE ISOLATED TORNADOES... MAINLY OVER SOUTHEAST TENNESSEE. IN ADDITION TO THE STRONG WINDS...SOME AREAS COULD EXPERIENCE MINOR FLOODING DUE TO LOCALLY HEAVY RAINFALL. TEMPERATURES WILL DROP DRAMATICALLY TONIGHT...WITH ANY LINGERING RAIN SHOWERS CHANGING TO SNOW SHOWERS ALONG WITH LIGHT ACCUMULATIONS ACROSS THE HIGHER ELEVATIONS BY EARLY WEDNESDAY MORNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TODAY FOR DAMAGING WIND REPORTS...ESPECIALLY IN AND AROUND THE MOUNTAINS.
In the hours before
Special weather statement, Nov 30, 9:17 AM EST, 5 hours 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 917 AM EST TUE NOV 30 2010 TNZ081-082-098-099-301500- BLEDSOE TN-HAMILTON TN-MARION TN-SEQUATCHIE TN- 817 AM CST TUE NOV 30 2010 ...SIGNIFICANT WEATHER ADVISORY FOR MARION...HAMILTON...SEQUATCHIE AND BLEDSOE COUNTIES UNTIL 900 AM CST/1000 AM EST/... AT 814 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES SOUTHEAST OF TRACY CITY TO 23 MILES SOUTH OF BRIDGEPORT...AND MOVING NORTHEAST AT 40 MPH. WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN. LOCALLY HEAVY RAINS...IN EXCESS OF ONE INCH PER HOUR...MAY OCCUR WITH THESE THUNDERSTORMS. MOTORISTS SHOULD BE ALERT FOR PONDING OF WATER ON ROADWAYS...AND POSSIBLE MINOR FLOODING OF LOW LYING AREAS. DO NOT DRIVE THROUGH WATERS OF UNKNOWN DEPTH. TURN AROUND! DON'T DROWN! STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER DETAILS OR UPDATES. DGS
Local storm report, Nov 30, 9:42 AM EST, 5 hours 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
942 AM EST TUE NOV 30 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0930 AM NON-TSTM WND DMG ANDREWS 35.20N 83.82W
11/30/2010 CHEROKEE NC TRAINED SPOTTER
SEVERAL TREES DOWN AND A TRAMPOLINE BLOWN ONTO A STORAGE
BUILDING.
&&
FERRELLSpecial weather statement, Nov 30, 10:15 AM EST, 4 hours 35 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1015 AM EST TUE NOV 30 2010 TNZ084-085-099>101-301600- BRADLEY TN-HAMILTON TN-MCMINN TN-MEIGS TN-WEST POLK TN- 1015 AM EST TUE NOV 30 2010 ...SIGNIFICANT WEATHER ADVISORY FOR POLK...BRADLEY...HAMILTON... MCMINN AND MEIGS COUNTIES UNTIL 1100 AM EST... AT 1010 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM HARRISON TO 11 MILES SOUTH OF FORT OGLETHORPE...AND MOVING NORTHEAST AT 50 MPH. WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN. THESE STORMS WILL BE NEAR... OOLTEWAH AND EAST BRAINERD AROUND 1020 AM EST. BIRCHWOOD AND COLLEGEDALE AROUND 1025 AM EST. BIG SPRING AND MCDONALD AROUND 1030 AM EST. HOPEWELL AROUND 1035 AM EST. HILLSVIEW...FLINT SPRINGS AND CLEVELAND AROUND 1040 AM EST. WATERVILLE...TASSO AND GAP SPRINGS AROUND 1045 AM EST. RICEVILLE AROUND 1050 AM EST. IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LOCALLY HEAVY RAINS...IN EXCESS OF ONE INCH PER HOUR...MAY OCCUR WITH THESE THUNDERSTORMS. MOTORISTS SHOULD BE ALERT FOR PONDING OF WATER ON ROADWAYS...AND POSSIBLE MINOR FLOODING OF LOW LYING AREAS. DO NOT DRIVE THROUGH WATERS OF UNKNOWN DEPTH. TURN AROUND! DON'T DROWN! DGS
Local storm report, Nov 30, 12:01 PM EST, 2 hours 49 minutes before
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</html>Local storm report, Nov 30, 2:19 PM EST, 31 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 |
|---|---|---|---|---|
| Nov 30, 5:44 AM EST | Areal Flood Advisory | MRX | Anderson, Bledsoe, Bradley, Campbell, Hamilton, Loudon and 8 more | 4 hr |
| Nov 30, 8:39 AM EST | Flash Flood Warning | MRX | Morgan | 4 hr |
| Nov 30, 9:37 AM EST | Areal Flood Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 16 more | 4 hr |
| Nov 30, 11:18 AM EST | River Flood Warning | MRX | Sevier | 17 hr |
| Nov 30, 1:17 PM EST | Areal Flood Advisory | MRX | Cherokee, Clay | 118 min |
Nearby
Wind Advisories in Tennessee, 2010Wind Advisories in Virginia, 2010Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.