Alert archive / Virginia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 33, NWS Wakefield, VA

July 27, 1992Charles City County, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Jul 27, 1992, 4:30 PM EDT for Charles City County, Virginia. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1992, 4:30 PM EDT (20:30 UTC)
Expired
Jul 27, 1992, 5:30 PM EDT
In force
60 min
Issued by
NWS Wakefield, VA
Area
Whole counties

County Charles City County, VA

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.5 hours before the alert went out and 159 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, Wallops Is Stn, VA at 12:00Z on 1992-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 606 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, Wallops Is Stn, VA at 12:00Z on 1992-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 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
606 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

In the hours before

Special weather statement, Jul 27, 3:48 PM EDT, 42 minutes before
VAZ017-272045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RICHMOND VA
 345 PM EDT MON JUL 27 1992

 ...STRONG THUNDERSTORM MOVING ACROSS PORTIONS OF SPOTSYLVANIA COUNTY...

AT 340 PM EDT WEATHER SERVICE RADAR DETECTED A STRONG THUNDERSTORM MOVING
ACROSS THE NORTHERN HALF OF SPOTSYLVANIA COUNTY. THIS STORM IS LIKELY
PRODUCING VERY HEAVY DOWNPOURS...STRONG GUSTY WINDS...AND DANGEROUS
LIGHTNING.

THE STORM WILL MOVE EASTWARD ACROSS NORTHEASTERN SPOTSYLVANIA COUNTY...
INCLUDING THE CITY OF FREDERICKSBURG...DURING THE NEXT HALF HOUR. IF YOU
ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A STURDY BUILDING UNTIL
THE STORM MOVES OUT OF YOUR AREA.

WOLF

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 5:00 PM EDTSevere Thunderstorm WarningAKQJames City, York60 min
Jul 27, 5:55 PM EDTSevere Thunderstorm WarningAKQYork, City of Hampton65 min
Jul 27, 7:05 PM EDTTornado WarningAKQCity of Virginia Beach60 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.