Alert archive / Virginia / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 7, NWS Blacksburg, VA

April 27, 1994Franklin County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Apr 27, 1994, 2:18 PM EDT for Franklin County, Virginia. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Apr 27, 1994, 2:18 PM EDT (18:18 UTC)
Expired
Apr 27, 1994, 3:15 PM EDT
In force
57 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Franklin County, VA

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.3 hours before the alert went out and 101 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, Greensboro/Hi Pt, NC at 12:00Z on 1994-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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, Greensboro/Hi Pt, NC at 12:00Z on 1994-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939Sfc1 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
77 J/kg
Mixed-layer CIN
-224 J/kg
Mixed-layer LCL
1050 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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, Apr 27, 11:07 AM EDT, 3 hours 11 minutes before
VAZ010-012-015-272000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VIRGINIA
1100 AM EDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH TO 4 PM TODAY FOR EXTREME SOUTHWEST
   VIRGINIA..

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE COUNTIES OF
BLAND..GRAYSON..WYTHE AND ALL COUNTIES TO THE WEST.

SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.

PEOPLE IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN TO YOUR FAVORITE RADIO OR TV STATIONS FOR LATEST
STATEMENTS AND POSSIBLE WARNINGS.
CG
Special weather statement, Apr 27, 12:49 PM EDT, 1 hour 29 minutes before
VAZ010-011-012-015-272000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VIRGINIA
1245 PM EDT WED APR 27 1994

...THUNDERSTORMS MOVING INTO THS SOUTHWESTERN MOUNTAINS OF
   VIRGINIA..

AT 1230 PM EDT RADAR SHOWED A LINE OF THUNDERSTORMS MOVING THROUGH
THE COUNTIES OF GILES WYTHE GRAYSON AND BLAND IN SOUTHWEST VIRGINIA.
THESE STORMS WILL BE MOVING INTO THE COUNTIES OF PULASKI MONTGOMERY
CRAIG AND CARROLL WITHIN THE HOUR.

PEOPLE IN 0THESE COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN TO NOAA WEATHER RADIO OR YOUR FAVORITE RADIO OR TV
STATIONS FOR LATEST STATEMENTS OR POSSIBLE WARNINGS.
CG
Special weather statement, Apr 27, 1:30 PM EDT, 48 minutes before
VAZ022>024-032-033-043-280000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VIRGINIA
1305 PM EDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT TO 8 PM THIS EVENING FOR
   PORTIONS OF SOUTHWEST VIRGINIA...

THE WATCH INCLUDES THE COUNTIES OF PATRICK..FRANKLIN..ROANOKE..
BOTETOURT AND ROCKBRIDGE IN THE ROANOKE WEATHER OFFICE OF
RESPONSIBILITY.

PEOPLE IN THESE COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN TO NOAA WEATHER RADIO OR YOUR FAVORITE RADIO OR TV
STATIONS FOR LATEST STATEMENTS OR POSSIBLE WARNINGS.
CG
Special weather statement, Apr 27, 1:39 PM EDT, 39 minutes before
VAZ016>017-014-022>024-032-033-271930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VIRGINIA
1355 PM EDT WED APR 27 1994

...A LINE OF THUNDERSTORMS MOVING THROUGH THE ROANOKE VALLEY
   IN SOUTHWEST VIRGINIA...

AT 130 PM EDT RADAR SHOWED A LINE OF THUNDERSTORMS MOVING THROUGH
THE COUNTIES OF ROCKRIDGE BOTETOURT ROANOKE FLOYD AND CARROLL
IN SOUTHWEST VIRGINIA.

THIS LINE OF THUNDERSTORMS WAS MOVING TO THE EAST AT 35 MPH.

POEPLE IN THE PATH OF THESE STORMS SHOULD TAKE COVER IMMEDIATELY.
CG
Special weather statement, Apr 27, 1:54 PM EDT, 24 minutes before
VAZ035-059-046-058-034-044-045-271900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYNCHBURG VA
154 PM EDT WED APR 27 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PART OF CENTRAL
VIRGINIA THIS AFTERNOON AND EVENING UNTIL 8 PM...

A LINE OF THUNDERSTORMS EXTENDING FROM AUGUSTA TO PATRICK COUNTIES IN
WESTERNING VIRGINIA IS MOVING TO THE EAST AT 30 TO 35 MPH AND WILL
BE ENTERING WESTERN BEDFORD COUNTY WITHIN THE NEXT 15 MINUTES. THESE
STORMS WILL BE MOVING INTO THE COUNTIES OF AMHERST...CAMPBELL...
PITTSYLVANIA...HALIFAX...CHARLOTTE AND APPOMATTOX WITHIN THE NEXT HOUR.

THESE STORMS MAY PRODUCE HEAVY DOWNPOURS...STRONG GUSTY WINDS AND
DANGEROUS LIGHTING AS THEY PAS:S THROUGH OUR AREA.

PEOPLE IN THESE COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN TO NOAA WEATHER RADIO OR YOUR RADIO
OR TV STATION FOR LATEST STATEMENT OR POSSIBLE WARNING.

MONROE

&

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 2:04 PM EDTSevere Thunderstorm WarningRNKSurry, Wilkes41 min
Apr 27, 2:29 PM EDTSevere Thunderstorm WarningRNKYadkin46 min
Apr 27, 2:50 PM EDTSevere Thunderstorm WarningRNKAlexander25 min

Nearby

Severe Thunderstorm Warnings in Virginia, 1994Every severe thunderstorm warning in 1994

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.