Alert archive / Virginia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 21, NWS Baltimore/Washington

June 24, 1992Fauquier County, Virginia

NWS Baltimore/Washington issued this severe thunderstorm warning at Jun 24, 1992, 4:09 PM EDT for Fauquier County, Virginia. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Jun 24, 1992, 4:09 PM EDT (20:09 UTC)
Expired
Jun 24, 1992, 4:45 PM EDT
In force
36 min
Issued by
NWS Baltimore/Washington
Area
Whole counties

County Fauquier County, VA

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 8.2 hours before the alert went out and 42 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-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 1992-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 59 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 1992-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
59 J/kg
Mixed-layer CIN
-124 J/kg
Mixed-layer LCL
788 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KWBC 242011
SVRWBC
VAC061-242045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WASHINGTON DC
409 PM EDT WED JUN 24 1992
 
THE NATIONAL WEATHER SERVICE IN WASHINGTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL VIRGINIA
 
   ...FAUQUIER COUNTY
 
NATIONAL WEATHER SERVICE DOPPLER RADAR IS INDICATING A POTENTIALLY
SEVERE THUNDERSTORM LOCATED 5 MILES SOUTHWEST OF WARRENTON VIRGINIA
OVER ROUTE 211. THE STORM IS MOVING EAST AT 25 TO 30 MPH AND SHOULD
PASS ON THE SOUTH SIDE OF THE CITY OF WARRENTON ABOUT 420 PM EDT.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
MCNAUGHT

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 4:45 PM EDTSevere Thunderstorm WarningLWXPrince William30 min

Nearby

Severe Thunderstorm Warnings in Virginia, 1992Every severe thunderstorm warning in 1992

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.