Alert archive / North Carolina / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 111, NWS Raleigh, NC

July 10, 1993Franklin County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jul 10, 1993, 3:24 PM EDT for Franklin County, North Carolina. It was in force for 51 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1993, 3:24 PM EDT (19:24 UTC)
Expired
Jul 10, 1993, 4:15 PM EDT
In force
51 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Franklin County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.4 hours before the alert went out and 145 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 1993-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1079 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 1993-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 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
1079 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
1558 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
-14 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 10, 1:55 PM EDT, 1 hour 29 minutes before
NCZ007-101830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
155 PM EDT SAT JUL 10 1993

...STRONNG THUNDERSTORM IN THE  NORTHERN FOOTHILLS OF NORTH CAROLINA...

AT 155 PM RADAR SHOWED A STRONG THUNDERSTORM IN EXTREME WESTERN WILKES
COUNTY ABOUT 15 MILES WEST OF NORTH WILKESBORO.

THIS STORM IS MOVING VERY SLOWLY TO THE EAST AT ABOUT 5 MPH.

PERSONS IN WESTERN WILKES COUNTY SHOULD REMAIN ALERT FOR THUNDERSTORMS
THAT CAN PRODUCE VERY HEAVY DOWNPOURS...DEADLY CLOUD TO GROUND
LIGHTNING...STRONG GUSTY WINDS...AND SMALL HAIL.

IF THREATENING WEATHER APPROACHES YOUR LOCATION...TAKE SHELTER
IMMEDIATELY.

GTR
Special weather statement, Jul 10, 1:58 PM EDT, 1 hour 26 minutes before
NCZ007-101830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
155 PM EDT SAT JUL 10 1993

...STRONNG THUNDERSTORM IN THE  NORTHERN FOOTHILLS OF NORTH CAROLINA...

AT 155 PM RADAR SHOWED A STRONG THUNDERSTORM IN EXTREME WESTERN WILKES
COUNTY ABOUT 15 MILES WEST OF NORTH WILKESBORO.

THIS STORM IS MOVING VERY SLOWLY TO THE EAST AT ABOUT 5 MPH.

PERSONS IN WESTERN WILKES COUNTY SHOULD REMAIN ALERT FOR THUNDERSTORMS
THAT CAN PRODUCE VERY HEAVY DOWNPOURS...DEADLY CLOUD TO GROUND
LIGHTNING...STRONG GUSTY WINDS...AND SMALL HAIL.

IF THREATENING WEATHER APPROACHES YOUR LOCATION...TAKE SHELTER
IMMEDIATELY.

GTR

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 2:48 PM EDTSevere Thunderstorm WarningRAHCumberland, Harnett42 min
Jul 10, 3:00 PM EDTSevere Thunderstorm WarningRAHMoore30 min
Jul 10, 3:08 PM EDTSevere Thunderstorm WarningRAHWayne52 min
Jul 10, 3:40 PM EDTSevere Thunderstorm WarningRAHWake50 min
Jul 10, 3:46 PM EDTSevere Thunderstorm WarningRAHCumberland44 min
Jul 10, 4:20 PM EDTSevere Thunderstorm WarningRAHJohnston40 min
Jul 10, 4:29 PM EDTSevere Thunderstorm WarningRAHWilson46 min
Jul 10, 4:36 PM EDTSevere Thunderstorm WarningRAHNorthampton54 min
Jul 10, 4:57 PM EDTSevere Thunderstorm WarningRAHPitt48 min
Jul 10, 5:09 PM EDTFlash Flood WarningRAHWilson2 hr
Jul 10, 5:49 PM EDTSevere Thunderstorm WarningRAHPitt26 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1993Every severe thunderstorm warning in 1993

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.