Alert archive / Virginia / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 111, NWS Baltimore/Washington
NWS Baltimore/Washington issued this severe thunderstorm warning at Jun 5, 2002, 5:36 PM EDT for Clarke County, Fauquier County, Loudoun County, Virginia. It was in force for 39 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 5, 2002, 5:36 PM EDT (21:36 UTC)
- Expired
- Jun 5, 2002, 6:15 PM EDT
- In force
- 39 min
- Issued by
- NWS Baltimore/Washington
- Area
- Whole counties
Counties Clarke County, VA, Fauquier County, VA, Loudoun County, VA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 5, 5:45 PM EDT | Thunderstorm Wind | Countywide, VA | Trees were downed. |
| Jun 5, 6:15 PM EDT | Thunderstorm Wind | Countywide, VA | Trees were downed. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
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 5, 3:45 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.6 hours before the alert went out and 36 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
- 833 J/kg
- Mixed-layer CIN
- -221 J/kg
- Mixed-layer LCL
- 913 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 143 m²/s²
- 0-3 km storm-relative helicity
- 154 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 5, 3:00 PM EDT, 2 hours 36 minutes earlier.
Area forecast discussion, Jun 5, 3:00 PM EDT, 2 hours 36 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON 300 PM EDT WED JUN 5 2002 SHORT TERM...TONIGHT THRU THU NIGHT... THE PRODUCTS HAVE BEEN ISSUED - NOW ITS JUST WAIT FOR SOMETHING TO HAPPEN. DAYTIME HEATING/HI RH HAS PUSHED SFC BASED CAPE OVR 3000 IN MUCH OF THE CWA. ANY CELLS THAT DO DVLP COULD BE PULSE SVR. BETTER CHC WOULD BE LATER THIS AFTN/EVE AS FNTL BAND DRAWS CLOSER. BOXES HAVE BEEN ISSUED ACROSS OH/KY...AND XPCT THESE WL CONTINUE BEING ISSUED INTO THE EVENING HRS. SPC IS CONSIDERING BOXING MUCH OF OUR CWA. STAY TUNED... MDLS CONTINUALLY SLOW THE PROGRESS OF THE FNT...W/ WK WV FORMING OVR SRN VA THURS AFTN. DAY 2 OUTLOOK CONTINUES CHC OF SVR IN THE SE CORNER OF THE CWA...AND GNRL TSTMS ACROSS RMDR OF AREA THURS. WL CONTINUE POPS DURING THU/THU NGT. TEMPS COOLER ON THURS W/ INCRSD CLD CVR. WOODY LONG TERM...FRI THRU NEXT WED... SHORTWAVE PUSHES THRU THE AREA FRI AND SHOVES THE FRONTAL BOUNDARY AND ASSOCD SFC WAVES TO THE SE OF THE AREA. HGTS RISE OVR THE WEEKEND AS STG UPR LVL RIDGE BUILDS ALG THE E COAST. AT THE SFC...HIGH PRES BUILDS INTO THE AREA LATE FRI INTO THE WEEKEND THEN SHIFTS OFFSHR BY MON. UPR LVL RDG SHIFTS OFFSHR BY TUE/WED AND NEXT UPR LVL TROF MOVES INTO THE AREA. THE ASSOCD SFC FNT WILL MOVE ACRS THE REGION WED. TREND HAS BEEN FOR THE MODELS TO SLOW DOWN THE FRONTAL BOUNDARY FOR LATE THU AND FRI. WILL KEEP CHC OF SHRA GOING INTO EARLY FRI MORNING IN AREAS E OF THE BLUE RDG. MODELS UNANIMOUSLY CLR THINGS OUT FOR LATE FRI WITH CLR SKIES OVR THE WEEKEND. AIR MASS OVR THE AREA WILL BE PLEASANT BY JUNE STANDARDS. ONLY THING TO WATCH FOR IS THE ONSHORE FLOW BUT WITH SFC HIGH OVRHD...THINK SUBSIDENCE WILL RULE SO CLR FCST. SOME CI COMING OVR THE RDG ON MON BUT STILL M/S. AIR MASS SHOULD BECOME UNSTABLE AS UPR LVL RDG AND SFC HIGH SLIDE OFFSHR SO WILL HAVE CHC SHRA/TSRA BEGINNING TUE AFT/EVE WITH A BETTER CHC WED AS CDFNT MOVES THRU THE AREA. WITH SUCH A STRONG UPR LVL RDG AND HIGH HEIGHTS LATE IN THE WEEKEND AND EARLY NEXT WEEK...WENT A BIT ABV MRF MAX TEMPS AND EVEN I MAY NOT HAVE GONE WARM ENOUGH. WALSTON .LWX... DC...NONE. MD...NONE. VA...NONE. WV...NONE.
In the hours before
Special weather statement, Jun 5, 1:30 PM EDT, 4 hours 6 minutes before
DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-052200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON 130 PM EDT WED JUN 5 2002 ...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND TONIGHT... THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA FORECASTS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE MID ATLANTIC REGION. THIS INCLUDES MARYLAND...EASTERN WEST VIRGINIA...THE DISTRICT OF COLUMBIA...AND NORTHERN...CENTRAL...AND NORTHWEST VIRGINIA. THUNDERSTORMS MAY PRODUCE DAMAGING WIND GUSTS TO 70 MPH... HAIL...HEAVY RAIN AND LIGHTNING. THE STORMS WILL BE ACCOMPANIED BY LOCALLY HEAVY RAIN. SKYWARN ACTIVATION MAY BE NEEDED LATER THIS AFTERNOON. SHOWERS AND THUNDERSTORMS ARE ALSO POSSIBLE THURSDAY... BUT THEY ARE EXPECTED TO REMAIN BELOW SEVERE LIMITS. FRIDAY WILL BE MOSTLY SUNNY. ABW
Special weather statement, Jun 5, 4:20 PM EDT, 1 hour 16 minutes before
DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-060100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON 420 PM EDT WED JUN 5 2002 THE NATIONAL WEATHER SERVICE STORM PREDICTION CENTER HAS ISSUED SEVERE THUNDERSTORM WATCH NUMBER 389 VALID UNTIL 9:00 PM EDT FOR THE FOLLOWING AREAS... VIRGINIA COUNTIES INCLUDED ARE ALBEMARLE ARLINGTON AUGUSTA CLARKE CULPEPER FAIRFAX FAUQUIER FREDERICK GREENE HIGHLAND KING GEORGE LOUDOUN MADISON NELSON ORANGE PAGE PRINCE WILLIAM RAPPAHANNOCK ROCKINGHAM SHENANDOAH SPOTSYLVANIA STAFFORD WARREN VIRGINIA INDEPENDENT CITIES INCLUDED ARE CITY OF FREDERICKSBURG CITY OF CHARLOTTESVILLE CITY OF FALLS CHURCH CITY OF FAIRFAX CITY OF ALEXANDRIA CITY OF MANASSAS PARK CITY OF MANASSAS CITY OF WINCHESTER CITY OF HARRISONBURG CITY OF STAUNTON CITY OF WAYNESBORO MARYLAND COUNTIES AND CITIES INCLUDED ARE ALLEGANY ANNE ARUNDEL BALTIMORE BALTIMORE CITY CALVERT CARROLL CHARLES FREDERICK HARFORD HOWARD MONTGOMERY PRINCE GEORGES ST. MARYS WASHINGTON DCC001-060100- DISTRICT OF COLUMBIA THIS WATCH INCLUDES THE ADJACENT WATERS OF THE TIDAL POTOMAC FROM KEY BRIDGE TO SMITH POINT AND THE CHESAPEAKE FROM NORTH OF POOLES ISLAND TO SMITH POINT. DMW
Local storm report, Jun 5, 4:58 PM EDT, 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
458 PM EDT WED JUN 5 2002
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0455 PM MARTINSBURG VICINITY WV WIND DAMAGE
06/05/02 BERKELEY TREES AND POWERLINES DOWN
JLWLocal storm report, Jun 5, 5:01 PM EDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
501 PM EDT WED JUN 5 2002
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0458 PM FRONT ROYAL VA .75 INCH HAIL
06/05/02 WARREN
JLWLocal storm report, Jun 5, 5:19 PM EDT, 17 minutes before
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</html>Local storm report, Jun 5, 5:22 PM EDT, 14 minutes before
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</html>The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 3:17 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Shenandoah | 43 min |
| Jun 5, 4:53 PM EDT | Severe Thunderstorm Warning | LWX | Clarke, Warren | 37 min |
| Jun 5, 5:15 PM EDT | Severe Thunderstorm Warning | LWX | Warren | 30 min |
| Jun 5, 6:16 PM EDT | Severe Thunderstorm Warning | LWX | Loudoun | 44 min |
| Jun 5, 7:10 PM EDT | Severe Thunderstorm Warning | LWX | Fauquier | 50 min |
| Jun 5, 7:38 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun | 52 min |
| Jun 5, 7:59 PM EDT | Special Marine Warning | LWX | 61 min | |
| Jun 5, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 23 min |
| Jun 5, 5:16 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 29 min |
| Jun 5, 4:23 PM EDT | Severe Thunderstorm Warning | LWX | Berkeley, Jefferson | 37 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.