Alert archive / North Carolina / Tornado Warnings in 1994

Tornado Warning 7, NWS Blacksburg, VA

March 27, 1994Randolph County, North Carolina

NWS Blacksburg, VA issued this tornado warning at Mar 27, 1994, 8:05 PM EST for Randolph County, North Carolina. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Mar 27, 1994, 8:05 PM EST (01:05 UTC)
Expired
Mar 27, 1994, 8:45 PM EST
In force
40 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Randolph County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.1 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, Greensboro/Hi Pt, NC at 00:00Z on 1994-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 289 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 00:00Z on 1994-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 615 square meters per square second.1939587897Sfc1 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
289 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
615 m²/s²
0-3 km storm-relative helicity
772 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGSO 280105
TORGSO
NCC151-280145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREENSBORO NC
805 PM EST SUN MAR 27 1994
 
THE NATIONAL WEATHER SERVICE IN GREENSBORO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  845 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...RANDOLPH COUNTY
 
ANOTHER THUNDERSTORM WITH POSSIBLE TORNADO HAS MOVED INTO SOUTHWEST
RANDOLPH COUNTY AND WAS MOVING NORTHEAST AT 45 MPH.
 
PEOPLE IN RANDOLPH COUNTY SHOULD TAKE COVER IMMEDIATELY AND STAY
UNDER COVER UNTIL THIS STORM PASSES THROUGH YOUR AREA.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 7:02 PM ESTTornado WarningRNKDavidson, Randolph43 min
Mar 27, 7:33 PM ESTTornado WarningRNKDavidson, Rowan27 min
Mar 27, 7:36 PM ESTTornado WarningRNKAlamance, Guilford54 min
Mar 27, 7:43 PM ESTTornado WarningRNKAlexander, Iredell47 min
Mar 27, 8:37 PM ESTTornado WarningRNKAlamance38 min
Mar 28, 7:06 AM ESTSevere Thunderstorm WarningRNKRowan24 min
Mar 28, 7:35 AM ESTSevere Thunderstorm WarningRNKDavidson, Rowan40 min
Mar 28, 7:52 AM ESTSevere Thunderstorm WarningRNKRandolph38 min
Mar 28, 8:00 AM ESTSevere Thunderstorm WarningRNKGuilford30 min
Mar 28, 4:35 PM ESTTornado WarningRNKAlexander55 min

Nearby

Tornado Warnings in North Carolina, 1994Every tornado warning in 1994Tornadoes 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.