Alert archive / Virginia / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 59, NWS Baltimore/Washington
NWS Baltimore/Washington issued this severe thunderstorm warning at Jun 8, 2007, 5:37 PM EDT for Highland County, Virginia; Pendleton County, West Virginia. 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
- Jun 8, 2007, 5:37 PM EDT (21:37 UTC)
- Expired
- Jun 8, 2007, 6:30 PM EDT
- In force
- 53 min
- Issued by
- NWS Baltimore/Washington
- Area
- Counties, with a storm outline in the text
Counties Highland County, VA, Pendleton County, WV
The radar
The Sterling radar (KLWX), 178 km from the middle of the area, began a volume at 21:39 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 8, 5:32 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 9.6 hours before the alert went out and 147 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
- 634 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 1011 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 43 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 Baltimore/Washington wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 8, 3:01 PM EDT, 2 hours 36 minutes earlier.
Area forecast discussion, Jun 8, 3:01 PM EDT, 2 hours 36 minutes before
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</html>Hazardous weather outlook, Jun 8, 11:15 AM EDT, 6 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1115 AM EDT FRI JUN 8 2007 ANZ530>537-DCZ001-MDZ003>007-009>011-013-014-016>018-501-502- VAZ021-025>031-036>042-050>057-WVZ050>055-501>504-091000- CHESAPEAKE BAY NORTH OF POOLES ISLAND MD- CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD- CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD- CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD- CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA- TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD- TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD- TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA- DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-HIGHLAND- AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE- NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN- ORANGE-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-PENDLETON-HARDY- WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL- 1115 AM EDT FRI JUN 8 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MARYLAND WEST OF THE EASTERN SHORE INCLUDING THE CHESAPEAKE BAY AND EAST OF GARRETT COUNTY...EASTERN WEST VIRGINIA...NORTHERN AND CENTRAL VIRGINIA... WASHINGTON DC AND THE TIDAL POTOMAC RIVER. .DAY ONE...THIS AFTERNOON AND TONIGHT HIGH TEMPERATURES ARE FORECAST TO RISE INTO THE MID 90S BY LATE THIS AFTERNOON. THIS COMBINED WITH HIGH HUMIDITY WILL RESULT IN HEAT INDEX VALUES UP TO 100 DEGREES EAST OF THE BLUE RIDGE MOUNTAINS. A HEAT ADVISORY HAS BEEN ISSUED FOR THIS AREA. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE IN THE AFTERNOON AND EVENING IN A HOT AND HUMID AIR MASS. A FEW OF THESE THUNDERSTORMS MAY BECOME SEVERE WITH DAMAGING WINDS AND LARGE HAIL. THE MOST LIKELY TIME FOR SEVERE WEATHER IS 5 PM TO 9 PM. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE MARYLAND PORTION OF THE CHESAPEAKE BAY AND THE TIDAL POTOMAC RIVER SATURDAY AND SATURDAY EVENING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS POSSIBLE THIS AFTERNOON AND EVENING.
In the hours before
Local storm report, Jun 8, 4:45 PM EDT, 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
445 PM EDT FRI JUN 08 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0316 PM TSTM WND DMG LURAY 38.66N 78.46W
06/08/2007 PAGE VA LAW ENFORCEMENT
TREES DOWN AND MULTIPLE POWER OUTAGES IN LURAY.
&&
SMZThe office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 3:01 PM EDT | Severe Thunderstorm Warning | LWX | Page | 44 min |
| Jun 8, 3:48 PM EDT | Severe Thunderstorm Warning | LWX | Page | 28 min |
| Jun 8, 4:42 PM EDT | Severe Thunderstorm Warning | LWX | Page | 48 min |
| Jun 8, 5:30 PM EDT | Special Marine Warning | LWX | 2 hr | |
| Jun 8, 5:46 PM EDT | Severe Thunderstorm Warning | LWX | Rockingham | 44 min |
| Jun 8, 6:18 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, Rockingham, City of Harrisonburg, City of Staunton, City of Waynesboro | 57 min |
| Jun 8, 6:30 PM EDT | Severe Thunderstorm Warning | LWX | Spotsylvania, City of Fredericksburg | 45 min |
| Jun 8, 6:48 PM EDT | Severe Thunderstorm Warning | LWX | Orange | 42 min |
| Jun 8, 7:10 PM EDT | Severe Thunderstorm Warning | LWX | Shenandoah | 18 min |
| Jun 8, 7:12 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, City of Staunton, City of Waynesboro | 38 min |
| Jun 8, 7:41 PM EDT | Severe Thunderstorm Warning | LWX | Spotsylvania | 49 min |
| Jun 8, 7:47 PM EDT | Severe Thunderstorm Warning | LWX | Loudoun | 32 min |
| Jun 8, 7:48 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Nelson, City of Charlottesville | 57 min |
| Jun 8, 6:03 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 42 min |
| Jun 8, 6:44 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 30 min |
| Jun 8, 7:27 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 48 min |
| Jun 8, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 63 min |
| Jun 8, 6:05 PM EDT | Severe Thunderstorm Warning | LWX | Grant | 40 min |
| Jun 8, 6:36 PM EDT | Severe Thunderstorm Warning | LWX | Hardy | 54 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2007Severe Thunderstorm Warnings in West Virginia, 2007Every severe thunderstorm warning in 2007
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.