Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 49, NWS Raleigh, NC

June 30, 1990Pitt County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 30, 1990, 9:33 PM EDT for Pitt County, North Carolina. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1990, 9:33 PM EDT (01:33 UTC)
Expired
Jun 30, 1990, 10:30 PM EDT
In force
57 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Pitt County, NC

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

Cape Hatteras, NC (KHAT), launched 00:00Z, 1.6 hours before the alert went out and 174 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, Cape Hatteras, NC at 00:00Z on 1990-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1837 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, Cape Hatteras, NC at 00:00Z on 1990-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 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
1837 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1323 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 010134
SVRRDU
NCC147-010230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
933 PM EDT SAT JUN 30 1990
 
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH CAROLINA
 
   ...PITT COUNTY
 
AT 935 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN SOUTHERN
EDGECOMBE COUNTY MOVING EAST SOUTHEAST NEAR 20 MPH.
 
THIS STORM DOWNED TREES AS IT MOVED THROUGH FRANKLIN AND NASH
COUNTUES.
 
THE STORM WILL BE TRACKING INTO PITT COUNTY BY 945 PM.
 
 
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR
WITH ANY THUNDERSTORM.

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, Jun 30, 6:21 PM EDT, 3 hours 12 minutes before
NCC135-145-302315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
620 PM EDT SAT JUN 30 1990

AT 615PM WEATHER RADAR INDICATED AN ISOLATED STRONG THUNDERSTORM IN
SOUTH-CENTRAL CASWELL COUNTY. THIS THUNDERSTORM WAS MOVING SLOWLY
SOUTHEAST TOWARD NORTHWEST ORANGE COUNTY AND EXTREME SOUTHWEST PERSON
COUNTY.

THIS THUNDERSTORM WAS PRODUCING VERY HEAVY RAIN AND FREQUENT LIGHTNING
IN CASWELL COUNTY. HOWEVER...NO HAIL OR STRONG WINDS HAD BEEN REPORTED
AS OF 610PM.

PEOPLE IN ORANGE AND PERSON COUNTIES SHOULD BE ON THE ALERT FOR RAPID
CHANGING CONDITIONS BY 7PM THIS EVENING.

ADDITIONAL STATEMENTS OR WARNINGS WILL BE ISSUED AS CONDITIONS
WARRANT.
LBC
Special weather statement, Jun 30, 6:23 PM EDT, 3 hours 10 minutes before
NCZ006-007-009-DDHHMM-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
 625 PM EDT SAT JUN 30 1990

 AT 615 PM EDT WEATHER RADAR DETECTED STRONG THUNDERSTORMS OVER
CASWELL COUNTY WITH THE HEAVIEST ACTIVITY JUST WEST OF YANCEYVILLE.
THIS STORM IS MOVING SOUTHEAST AT 15 MPH.

THIS STORM IS CAPABLE OF PRODUCING HEAVY RAINS..STRONG GUSTY WINDS..
FREQUENT LIGHTENING AND HAIL.

PERSONS IN THE PATH OF THIS STORM SHOULD STAY ALERT AND IF THREATENING
WEATHER APPROACHES TAKE COVER IMMEDIATLE.

SAS
Special weather statement, Jun 30, 6:28 PM EDT, 3 hours 5 minutes before
NCZ006-007-009-DDHHMM-

SPECIAL WEATHER STATEMENT...COR
NATIONAL WEATHER SERVICE GREENSBORO NC
 625 PM EDT SAT JUN 30 1990

 AT 615 PM EDT WEATHER RADAR DETECTED STRONG THUNDERSTORMS OVER
CASWELL COUNTY WITH THE HEAVIEST ACTIVITY JUST WEST OF YANCEYVILLE.
THIS STORM IS MOVING SOUTHEAST AT 15 MPH.

THIS STORM IS CAPABLE OF PRODUCING HEAVY RAINS..STRONG GUSTY WINDS..
FREQUENT LIGHTENING AND HAIL.

PERSONS IN THE PATH OF THIS STORM SHOULD STAY ALERT AND IF THREATENING
WEATHER APPROACHES TAKE COVER IMMEDIATELY.

SAS
Special weather statement, Jun 30, 7:18 PM EDT, 2 hours 15 minutes before
NCZ005-010015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
718 PM EDT SAT JUN 30 1990

AT 715PM ISOLATED THUNDERSTORMS CONTINUE TO DRIFT SLOWLY SOUTHEAST
ACROSS PORTION OF THE NORTHE
Special weather statement, Jun 30, 8:32 PM EDT, 1 hour 1 minute before
NCC069-127-010130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
831 PM EDT SAT JUN 30 1990

AT 830 PM WEATHER RADAR INDICATED A STRONG THUNDERSTORM IN EASTERN
FRANKLIN COUNTY WHERE MARBLE SIZE HAIL HAD BEEN REPORTED.

THIS STORNG THUNDERSTORM WAS MOVING SLOWLY EASTWARD AND WILL BE IN
NASH COUNTY BY 840 PM.

PERSONS IN THE PATH OF THIS STORM CAN EXPECT FRQUENT CLOUD TO GROUND
LIGHTNING...HEAVY DOWNPOURS...AND SMALL HAIL.

OSTAY TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV FOR ADDITIONAL
STATEMENTS AND POSSIBE WARNINGS.

KK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 8:54 PM EDTSevere Thunderstorm WarningRAHEdgecombe, Nash66 min
Jun 30, 9:08 PM EDTSevere Thunderstorm WarningRAHWilson37 min
Jul 1, 3:41 PM EDTSevere Thunderstorm WarningRAHChatham49 min
Jul 1, 4:24 PM EDTSevere Thunderstorm WarningRAHChatham66 min
Jul 1, 4:30 PM EDTSevere Thunderstorm WarningRAHHarnett, Lee60 min
Jul 1, 4:44 PM EDTSevere Thunderstorm WarningRAHWake46 min
Jul 1, 4:44 PM EDTSevere Thunderstorm WarningRAHOrange46 min
Jul 1, 5:42 PM EDTSevere Thunderstorm WarningRAHWake33 min
Jul 1, 5:42 PM EDTSevere Thunderstorm WarningRAHCumberland33 min
Jul 1, 5:56 PM EDTSevere Thunderstorm WarningRAHCumberland, Hoke, Moore, Scotland64 min
Jul 1, 6:30 PM EDTSevere Thunderstorm WarningRAHNash45 min
Jul 1, 6:55 PM EDTSevere Thunderstorm WarningRAHEdgecombe50 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 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.