Alert archive / North Carolina / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 28, NWS Raleigh, NC

May 11, 1995Chatham County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 11, 1995, 5:27 PM EDT for Chatham County, North Carolina. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
May 11, 1995, 5:27 PM EDT (21:27 UTC)
Expired
May 11, 1995, 6:00 PM EDT
In force
33 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Chatham County, NC

The radar

The Raleigh/Durham radar (KRAX), 69 km from the middle of the area, began a volume at 21:30 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.5 hours before the alert went out and 72 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 1995-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 105 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 1995-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
105 J/kg
Mixed-layer CIN
-159 J/kg
Mixed-layer LCL
841 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 112131 RRA
SVRRDU
NCC037-112200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
527 PM EDT THU MAY 11 1995
 
THE NATIONAL WEATHER SERVICE IN RALEIGH/DURHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...WESTERN CHATHAM COUNTY
 
NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE THUNDERSTORM IN EXTREME
SOUTHWEST CHATHAM COUNTY. THE STORM IN IN THE VICINITY OF STATE ROAD 902
AND MOVING TOWARD THE EAST AT 30 MILES AN HOUR.
 
THIS STORM WILL LIKELY PRODUCE STRONG GUSTY WINDS AND HAIL. RESIDENTS IN
THE VICINITY OF THIS STORM SHOULD SEEK SHELTER.
 
 
PEOPLE SHOULD BE ESPECIALLY ALERT FOR LARGE HAIL AND DAMAGING WIND.
FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN POSE A DANGER WITH ANY
THUNDERSTORM.  SEEK SHELTER IMMEDIATELY AND REPORT DAMAGE TO
EMERGENCY OFFICIALS FOR RELAY TO THE NATIONAL WEATHER SERVICE.

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, May 11, 4:28 PM EDT, 59 minutes before
NCZ039-112130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
425 PM EDT THU MAY 11 1995

AT 420 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A VERY INTENSE
THUNDERSTORM 4 MILES EAST OF DENTON IN DAVIDSON COUNTY. THIS STORM IS
MOVING TO THE EAST 30 MPH AND WILL PASS NEAR THE AREAS AROUND ASHEBORO
IN RANDOLPH COUNTY BY 430 PM. HALF INCH HAIL HAS BEEN REPORTED WITH THIS
STORM.

PERSONS IN THE VICINITY OF THIS STORM SHOULD BE ON THE LOOKOUT FOR
STRONG GUSTY WINDS...VERY HEAVY DOWNPOURS...AND SMALL HAIL. IF
THREATENING WEATHER APPROACHES...SEEK SAFE SHELTER IMMEDIATELY. STAY
TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL WEATHER INFORMATION. REPORT
ALL SEVERE WEATHER TOB EMERGENCY 911 OFFICIALS FOR RELAY TO THE NATIONAL
WEATHER SERVICE.

KRC
Special weather statement, May 11, 4:35 PM EDT, 52 minutes before
NCZ036-057-112120-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
435 PM EDT THU MAY 11 1995

...STRONG THUNDERSTORMS OVER CENTRAL IREDELL COUNTY AND
NORTHWESTERN ROWAN COUNTY NORTH CAROLINA...

AT 430 PM EDT RADAR SHOWED A BAND OF STRONG THUNDERSTORMS
EXTENDING FROM WESTERN IREDELL COUNTY ALONG THE CATAWBA COUNTY
LINE...EAST TO NEAR CLEVELAND IN NORTHWESTERN ROWAN COUNTY.

THESE THUNDERSTORMS WERE MOVING TOWARD THE EAST AT 25 MPH
AND SHOULD MOVE THROUGH CENTRAL IREDELL COUNTY BY 445 PM...
EAST CENTRAL IREDELL COUNTY BY 500 PM...AND THROUGH NORTHERN
ROWAN AND SOUTHERN DAVIE COUNTIES BY 515 PM.

IF YOU ARE LOCATED IN ANY OF THESE AREAS...INCLUDING THE
COMMUNITIES OF ELMWOOD...CLEVELAND OR COOLEEMEE...REMAIN
ALERT FOR THUNDERSTORMS WITH VERY HEAVY DOWNPOURS...CAPABLE
OF FLOODING LOW LYING ROADS AND OTHER AREAS OF POOR
DRAINAGE...AS WELL AS DEADLY CLOUD TO GROUND LIGHTNING...
WIND GUSTS EXCEEDING 40 MPH AND HAIL TH.ROUGH AT LEAST
515 PM. IF THREATENING WEATHER APPROACHES YOUR LOCATION...
SEEK SHELTER IMMEDIATELY AND REMAIN THERE UNTIL THUNDERSTORMS
PASS.

STAY TUNED TO THIS STATION FOR ADDITIONAL INFORMATION.

SR
Special weather statement, May 11, 4:36 PM EDT, 51 minutes before
NCZ036-037-057-112120-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE GREENSBORO NC
435 PM EDT THU MAY 11 1995

...STRONG THUNDERSTORMS OVER CENTRAL IREDELL COUNTY AND
NORTHWESTERN ROWAN COUNTY NORTH CAROLINA...

AT 430 PM EDT RADAR SHOWED A BAND OF STRONG THUNDERSTORMS
EXTENDING FROM WESTERN IREDELL COUNTY ALONG THE CATAWBA COUNTY
LINE...EAST TO NEAR CLEVELAND IN NORTHWESTERN ROWAN COUNTY.

THESE THUNDERSTORMS WERE MOVING TOWARD THE EAST AT 25 MPH
AND SHOULD MOVE THROUGH CENTRAL IREDELL COUNTY BY 445 PM...
EAST CENTRAL IREDELL COUNTY BY 500 PM...AND THROUGH NORTHERN
ROWAN AND SOUTHERN DAVIE COUNTIES BY 515 PM.

IF YOU ARE LOCATED IN ANY OF THESE AREAS...INCLUDING THE
COMMUNITIES OF ELMWOOD...CLEVELAND OR COOLEEMEE...REMAIN
ALERT FOR THUNDERSTORMS WITH VERY HEAVY DOWNPOURS...CAPABLE
OF FLOODING LOW LYING ROADS AND OTHER AREAS OF POOR
DRAINAGE...AS WELL AS DEADLY CLOUD TO GROUND LIGHTNING...
WIND GUSTS EXCEEDING 40 MPH AND HAIL THROUGH AT LEAST
515 PM. IF THREATENING WEATHER APPROACHES YOUR LOCATION...
SEEK SHELTER IMMEDIATELY AND REMAIN THERE UNTIL THUNDERSTORMS
PASS.

STAY TUNED TO THIS STATION FOR ADDITIONAL INFORMATION.

...ADDED DAVIE COUNTY TO H4EADER...

SR
Special weather statement, May 11, 5:21 PM EDT, 6 minutes before
NCZ039-038-112215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
517 PM EDT THU MAY 11 1995

AT 512 PM THE NATIONAL WEATHER SERVICE RADAR INDICATED STRONG
THUNDERSTORMS MOVING TOWARD THE EAST AT 25 MPH INTO DAVIDSON COUNTY FROM
ROWAN COUTY. THE STRONGEST STORM WAS LOCATED ABOUT 5 MILES SOUTHWEST OF
LEXINGTON WITH ANOTHER STORM NEAR THE SOUTHERN PORTION OF DAVIDSON
COUNTY.

THESE STORMS HAVE A HISTORY OF SMALL HAIL AND WIvLL LIKELY PRODUCE HEAVY
RAINS AND BRIEF GUSTY WINDS AS WELL AS LIGHTNING. STAY TUNED TO THE
LOCAL NOAA WEATHER RADIO FOR ADDITIONAL INFORMATION.

JWC

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 8:09 PM EDTTornado WarningRAHForsyth20 min
May 10, 8:31 PM EDTSevere Thunderstorm WarningRAHGuilford29 min
May 10, 10:24 PM EDTSevere Thunderstorm WarningRAHDurham, Granville36 min
May 10, 10:50 PM EDTSevere Thunderstorm WarningRAHFranklin25 min
May 11, 5:23 PM EDTTornado WarningRAHDavidson37 min
May 11, 6:11 PM EDTTornado WarningRAHDurham, Granville34 min
May 11, 6:40 PM EDTSevere Thunderstorm WarningRAHFranklin, Granville, Vance35 min
May 11, 7:04 PM EDTSevere Thunderstorm WarningRAHJohnston26 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1995Every severe thunderstorm warning in 1995

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; radar from the NEXRAD Level II archive.