Alert archive / Virginia / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 76, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Jun 14, 2010, 12:56 PM EDT for 4 counties in Virginia. 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
- Jun 14, 2010, 12:56 PM EDT (16:56 UTC)
- Expired
- Jun 14, 2010, 2:00 PM EDT
- In force
- 64 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
Counties Lee County, VA, Russell County, VA, Scott County, VA, Wise County, VA
The radar
The Knoxville radar (KMRX), 102 km from the middle of the area, began a volume at 16:57 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
Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.9 hours before the alert went out and 307 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
- 48 J/kg
- Mixed-layer CIN
- -144 J/kg
- Mixed-layer LCL
- 879 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jun 14, 10:50 AM EDT, 2 hours 6 minutes earlier.
Area forecast discussion, Jun 14, 10:50 AM EDT, 2 hours 6 minutes before
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</html>Hazardous weather outlook, Jun 14, 5:30 AM EDT, 7 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 530 AM EDT MON JUN 14 2010 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-151000- 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- 530 AM EDT (430 AM CDT) MON JUN 14 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST TENNESSEE...SOUTHWEST VIRGINIA AND EXTREME SOUTHWEST NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT A HOT AND VERY HUMID AIR MASS WILL HELP TO TRIGGER SCATTERED SHOWERS AND THUNDERSTORMS TODAY...WITH A FEW ISOLATED STORMS POSSIBLY BECOMING STRONG TO SEVERE THIS AFTERNOON AND EVENING. THE MAIN THREATS WILL BE THE POSSIBILITY OF DAMAGING WINDS...LOCALLY HEAVY RAINFALL...AND CLOUD TO GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A TYPICAL SUMMERTIME PATTERN WILL CONTINUE ACROSS THE REGION THIS WEEK...WITH A FEW ISOLATED STRONG TO SEVERE STORMS POSSIBLE EACH DAY. THE MAIN THREATS THROUGHOUT THE PERIOD WILL CONTINUE TO BE THE POSSIBILITY OF DAMAGING WINDS...LOCALLY HEAVY RAINFALL...AND CLOUD TO GROUND LIGHTNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED DUE TO THE ISOLATED NATURE OF THE EXPECTED SEVERE THREAT. DMG
In the hours before
Special weather statement, Jun 14, 12:43 PM EDT, 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1243 PM EDT MON JUN 14 2010 VAZ001-002-005-006-141745- LEE VA-RUSSELL VA-SCOTT VA-WISE VA- 1243 PM EDT MON JUN 14 2010 ...SIGNIFICANT WEATHER ADVISORY FOR WISE...RUSSELL...CITY OF NORTON...LEE AND SCOTT COUNTIES UNTIL 145 PM EDT... AT 1242 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 27 MILES NORTH OF JOHN FLANNAGAN LAKE TO 8 MILES NORTHWEST OF FLEMING-NEON TO 8 MILES NORTH OF BEVERLY...AND MOVING EAST AT 25 MPH. HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THESE STORMS. LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...WISE...NORTON...BIG STONE GAP...PENNINGTON GAP...POUND...PARDEE...APPALACHIA...ST. CHARLES...COEBURN...DRYDEN AND JASPER. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. IN ADDITION TO SMALL HAIL AND GUSTY WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES PRIMARY KILLERS ASSOCIATED WITH THUNDERSTORMS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. DH
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 2:29 PM EDT | Severe Thunderstorm Warning | MRX | Carter, Johnson, Sullivan | 61 min |
| Jun 14, 3:07 PM EDT | Severe Thunderstorm Warning | MRX | Carter, Greene, Hancock, Hawkins, Unicoi, Washington | 38 min |
| Jun 14, 3:12 PM EDT | Severe Thunderstorm Warning | MRX | Bradley, McMinn, Polk | 45 min |
| Jun 14, 3:40 PM EDT | Areal Flood Advisory | MRX | Hawkins | 3 hr |
| Jun 14, 4:28 PM EDT | Severe Thunderstorm Warning | MRX | Anderson, Blount, Campbell, Claiborne, Knox, Loudon and 4 more | 62 min |
| Jun 14, 4:59 PM EDT | Severe Thunderstorm Warning | MRX | Blount, Knox, Loudon, McMinn, Monroe | 61 min |
| Jun 14, 5:09 PM EDT | Severe Thunderstorm Warning | MRX | Claiborne, Grainger, Hamblen, Hawkins, Jefferson, Knox and 2 more | 66 min |
| Jun 14, 5:14 PM EDT | Areal Flood Advisory | MRX | Meigs, Roane | 2 hr |
| Jun 14, 5:28 PM EDT | Severe Thunderstorm Warning | MRX | Knox | 47 min |
| Jun 14, 6:10 PM EDT | Severe Thunderstorm Warning | MRX | Cocke, Jefferson, Sevier | 65 min |
| Jun 14, 6:55 PM EDT | Severe Thunderstorm Warning | MRX | Greene | 23 min |
| Jun 14, 1:48 PM EDT | Severe Thunderstorm Warning | MRX | Russell, Scott, Washington | 57 min |
| Jun 14, 2:42 PM EDT | Areal Flood Advisory | MRX | Washington, City of Bristol | 3 hr |
Nearby
Severe Thunderstorm Warnings in Virginia, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.