Alert archive / Virginia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 109, NWS Wakefield, VA

May 22, 2000Southampton County, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at May 22, 2000, 8:31 PM EDT for Southampton County, Virginia. It was in force for 19 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: May 22, 2000, 8:31 PM EDT (00:31 UTC)
Expired: May 22, 2000, 8:50 PM EDT
In force: 19 min
Issued by: NWS Wakefield, VA
Area: Whole counties

County Southampton County, VA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 22, 3:15 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 0.5 hours before the alert went out and 217 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2275 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 789 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Wakefield, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at May 22, 3:40 PM EDT, 4 hours 51 minutes earlier.

Area forecast discussion, May 22, 3:40 PM EDT, 4 hours 51 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WAKEFIELD VA
340 PM EDT MON MAY 22 2000

BUSY TIME RIGHT NOW AT THE OFFICE...WITH A PAIR OF SUPERCELLS
ONGOING OVER SW PORTIONS OF THE CWA. WATCH ISSUED UNTIL 9 PM.
TSTMS A RESULT OF DESTABILIZATION IN CLEARED OUT AREAS...AND ADDED
DESTABILIZATION WITH COLD POOL BENEATH VORT LOBE WORKING EWD THROUGH
THE AREA.

AS VORT MOVES EAST OF THE AREA AFT 00Z TONIGHT...THINGS SHOULD QUIET
DOWN RAPIDLY...WITH SOME CLEARING EXPECTED. WITH PARTIAL CLEARING
AND LIGHT WINDS EXPECT SOME PATCHY FOG TO DEVELOP LATE TONIGHT.

ON TUE...NEXT SYSTEM TO APPROACH IS WARM FRONT MOVING QUICKLY E IN
PROGESSIVE WLY FLOW. LOW LEVEL WLY FLOW A DRY FLOW FOR US...BUT WARM
ADVECTION AND ASSOC LIFT WARRANTS A LOW CHC POP LATE TUE AND TUE
NIGHT. WARM FRONT LIFTS N OF AREA WED MORNING. COULD SEE LINGERING
RAIN ERN SHORE EARLY WED...OTHERWISE..CWA MAINLY IN WARM
SECTOR...AND THINK WILL SQUEEZE OUT A DRY DAY FOR THE MOST PART.
COLD FRONT TO DROP THROUGH THE CWA WED NIGHT AND EARLY THU. NOT A
WHOLE LOT OF MOISTURE EXPECTED WITH IT...BUT AGAIN CHC WARRANTED.

FURTHER INTO EXTENDED...FRI LOOKS DRY ASSUMING FRONT CLEARS THE AREA
TO THE S. SAT WX WILL DEPEND ON WX WAVE DEVELOPS ALONG THE FRONT AND
TRACKS INTO AREA...AS PER ECMWF. MRF MORE OF A DRY SOLUTION WITH
BERMUDA HIGH AND DRY SW FLOW. WL LOOK AT NCEP THOUGHTS BEFORE MAKING
A CALL.

CSTL WTRS...MARINE FCSTR MADE MINOR CHANGES IN WIND FCAST BASED ON
NEW FCAST LOW TRACK...AND MESOETA GRIDS. NO FLAGS REQUIRED.

.AKQ...NONE.

REILLY

In the hours before

Local storm report, May 22, 4:05 PM EDT, 4 hours 26 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WAKEFIELD,VA
405 PM EDT MON MAY 22 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0310 PM    DUNDAS                  VA        MARBLE HAIL
05/22/00   LUNENBURG

0315PM     ALBERTA                 VA        GOLFBALL HAIL
05/22/00   BRUNSWICK

0350PM     JACKSON                 NC        NICKEL HAIL
05/22/00   NORTHAMPTON

Local storm report, May 22, 4:35 PM EDT, 3 hours 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WAKEFIELD,VA
435 PM EDT MON MAY 22 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0405PM     PALYRMA                 VA        .5 TO 1 INCH HAIL
05/22/00   FLUVANNA                          COVERING GROUND

0407PM     CONWAY                  NC        NICKEL HAIL COVERING
05/22/00   NORTHAMPTON                       GROUND

0425PM     AHOSKIE                 NC        MARBLE HAIL. GUST TO
05/22/00   HERTFORD                          50 MPH.

Local storm report, May 22, 5:22 PM EDT, 3 hours 9 minutes before

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Local storm report, May 22, 5:45 PM EDT, 2 hours 46 minutes before

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Local storm report, May 22, 6:02 PM EDT, 2 hours 29 minutes before

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Special weather statement, May 22, 6:25 PM EDT, 2 hours 6 minutes before

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Nearby

Severe Thunderstorm Warnings in Virginia, 2000 Every severe thunderstorm warning in 2000

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.