Alert archive / Virginia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 21, NWS Wakefield, VA

June 3, 1990Southampton County, City of Suffolk, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Jun 3, 1990, 8:37 PM EDT for Southampton County, City of Suffolk, Virginia. It was in force for 53 min.

The area

The counties it named.

The facts

Issued
Jun 3, 1990, 8:37 PM EDT (00:37 UTC)
Expired
Jun 3, 1990, 9:30 PM EDT
In force
53 min
Issued by
NWS Wakefield, VA
Area
Whole counties

Counties City of Suffolk, VA, Southampton County, VA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.6 hours before the alert went out and 187 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 00:00Z on 1990-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1191 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 00:00Z on 1990-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 150 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
1191 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
829 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
150 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KORF 040037
SVRORF
VAC800-175-040130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK VA
837 PM EDT SUN JUN 3 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 930 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES AND INDEPENDENT CITIES.

   IN THE STATE OF VIRGINIA
      CITY OF SUFFOLK...SOUTHERN SOUTHAMPTON

AT 830 PM EDT WEATHER RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM
OVER SOUTHAMPTON COUNTY. THE THUNDERSTORM IS MOVING EAST AT 35 MPH.

THIS STORM IS CAPABLE OF PRODUCING LARGE HAIL...DAMAGING WINDS...
HEAVY RAINFALL AND DANGEROUS LIGHTNING.
>

THESE ARE DANGEROUS STORMS. SEEK SHELTER IMMEDIATELY!

PLEAS+E REPORT ALL SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT
OFFICIALS AND ASK THEM TO PASS THE REPORT ALONG TO A WEATHER
SERVICE OFFICE.

WALSTON

Nearby

Severe Thunderstorm Warnings in Virginia, 1990Every severe thunderstorm warning in 1990

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.