Alert archive / North Carolina / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 119, NWS Raleigh, NC

September 10, 1997Chatham County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Sep 10, 1997, 4:47 PM EDT for Chatham County, North Carolina. It was in force for 43 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 10, 1997, 4:47 PM EDT (20:47 UTC)
Expired
Sep 10, 1997, 5:30 PM EDT
In force
43 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Chatham County, NC

What was reported inside it

TimeReportWhereRemark
Sep 10, 5:15 PM EDTThunderstorm Wind 50Pittsboro, NCLARGE LIMBS AND TREES WERE BLOWN ONTO POWER LINES, CAUSING WIDESPREAD POWER OUTAGES.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.8 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 1997-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 726 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 1997-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
726 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
494 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 102051 RRA
SVRRDU
NCC037-102130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
447 PM EDT WED SEP 10 1997
 
THE NATIONAL WEATHER SERVICE IN RALEIGH/DURHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...CHATHAM COUNTY
 
AT 448 PM WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM OVER THE
MOORE COUNTY/CHATHAM COUNTY LINE... MOVING TOWARD THE NORTHEAST NEAR 35
MPH. DIME SIZE HAIL HAS BEEN REPORTED WITH THIS STORM.
 
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, Sep 10, 11:30 AM EDT, 5 hours 17 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-110000-

SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA
NATIONAL WEATHER SERVICE RALEIGH NC
1130 AM EDT WED SEP 10 1997

(THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO
THE COUNTIES LISTED AT THE END OF TEXT.)

SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE ACROSS MOST OF CENTRAL
NORTH CAROLINA THIS AFTERNOON AND EVENING.  NO SEVERE WEATHER...SUCH
AS LARGE HAIL AND DAMAGING WINDS...ARE EXPECTED BUT SOME HEAVY RAIN IS
POSSIBLE.

A VERY MOIST AIR MASS REMAINS ACROSS CENTRAL NORTH CAROLINA.  AN UPPER
LEVEL DISTURBANCE JUST WEST OF THE MOUNTAINS WILL CONTINUE TO PROVIDE
THE NEEDED LIFT FOR SCATTERED THUNDERSTORMS THIS AFTERNOON.  HOWEVER
...THE AIR MASS IN NOT UNSTABLE ENOUGH NOR ARE WINDS ALOFT FAVORABLE FOR
THUNDERSTORMS TO BECOME SEVERE.

SPOTTER ACTIVATION WILL NOT BE NEEDED.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WATCHES AND WARNINGS.

DELGADO
*********************************************************************

ALAMANCE          ANSON              CHATHAM            CUMBERLAND
DAVIDSON          DURHAM             EDGECOMBE          FORSYTH
FRANKLIN          GRANVILLE          GUILFORD           HALIFAX
HARNETT           HOKE               JOHNSTON           LEE
MONTGOMERY        MOORE              NASH               ORANGE
PERSON            RANDOLPH           RICHMOND           SAMPSON
SCOTLAND          STANLY             VANCE              WAKE
WARREN            WAYNE              WILSON
Special weather statement, Sep 10, 11:33 AM EDT, 5 hours 14 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-110000-

SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA
NATIONAL WEATHER SERVICE RALEIGH NC
1130 AM EDT WED SEP 10 1997

(THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO
THE COUNTIES LISTED AT THE END OF TEXT.)

SCATTERED THUNDERSTORMS WILL DEVELOP AND MOVE ACROSS MOST OF CENTRAL
NORTH CAROLINA THIS AFTERNOON AND EVENING.  NO SEVERE WEATHER...SUCH
AS LARGE HAIL AND DAMAGING WINDS...ARE EXPECTED BUT SOME HEAVY RAIN IS
POSSIBLE.

A VERY MOIST AIR MASS REMAINS ACROSS CENTRAL NORTH CAROLINA.  AN UPPER
LEVEL DISTURBANCE JUST WEST OF THE MOUNTAINS WILL CONTINUE TO PROVIDE
THE NEEDED LIFT FOR SCATTERED THUNDERSTORMS THIS AFTERNOON.  HOWEVER
...THE AIR MASS IN NOT UNSTABLE ENOUGH NOR ARE WINDS ALOFT FAVORABLE FOR
THUNDERSTORMS TO BECOME SEVERE.

SPOTTER ACTIVATION WILL NOT BE NEEDED.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WATCHES AND WARNINGS.

DELGADO
*********************************************************************

ALAMANCE          ANSON              CHATHAM            CUMBERLAND
DAVIDSON          DURHAM             EDGECOMBE          FORSYTH
FRANKLIN          GRANVILLE          GUILFORD           HALIFAX
HARNETT           HOKE               JOHNSTON           LEE
MONTGOMERY        MOORE              NASH               ORANGE
PERSON            RANDOLPH           RICHMOND           SAMPSON
SCOTLAND          STANLY             VANCE              WAKE
WARREN            WAYNE              WILSON
Special weather statement, Sep 10, 3:22 PM EDT, 1 hour 25 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-102210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
322 PM EDT WED SEP 10 1997

...MINOR FLOODING OF URBAN AND POOR DRAINAGE AREAS FOR
PORTIONS OF THE SOUTHERN PIEDMONT...

NATIONAL WEATHER SERVICE RADAR AT 320 PM WAS SHOWING A LINE OF
THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF STANLY...WESTERN
ANSON...SOUTH DAVIDSON AND SOUTHWEST RANDOLPH COUNTIES. THIS LINE
OF STORMS WAS MOVING NORTHEAST AT 30 MPH. CONTINUED DEVELOPMENT
ON THE SOUTHWEST PORTION OF THE LINE WAS CAUSING TRAINING OF THE
THUNDERSTORMS FROM SOUTHWEST TO NORTHEAST OVER WEST AND NORTH
STANLY COUNTY. 88-D RAINFALL ESTIMATES DURING THE PAST 1 1/2 HOURS
INDICASTED BETWEEN 2 AND 2.5 INCHES IN THE VICINTIY OF LOCUST IN
STANLY COUNTY.

ANOTHER 1 TO 2 INCHES OF RAIN WILL LIKELY FALL OVER STANLY COUNTY
FROM LOCUST TO NEW LONDON TO ALBEMARLE THROUGH 430 PM BEFORE
THE LINE MOVES INTO MONTGOMERY...RANDOLPH...AND DAVIDSON COUNTIES.
MOTORISTS SHOULD BE ALERT FOR URBAN AND POOR DRAINAGE AREAS THROUGHOUT
STANLY COUNTY. ALSO...SECONDARY ROADS WILL BE HAZARDOUS DUE TO PONDING
OF WATER. SMALL STREAMS MAY ALSO BEGIN TO FLOOD.

1 TO 2 INCHES OF RAIN WILL ALSO BE POSSIBLE OVER MONTGOMERY...SOUTH
DAVIDSON AND RANDOLPH COUNTIES AS THE STORMS DEVELOP AND MOVE
NORTHEAST.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WARNINGS.

BADGETT
Special weather statement, Sep 10, 3:22 PM EDT, 1 hour 25 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-102210-

SPECIAL WEATHER STATEMENT...CORRECTION.
NATIONAL WEATHER SERVICE RALEIGH NC
322 PM EDT WED SEP 10 1997

...MINOR FLOODING OF URBAN AND POOR DRAINAGE AREAS FOR
PORTIONS OF THE SOUTHERN PIEDMONT...

NATIONAL WEATHER SERVICE RADAR AT 320 PM WAS SHOWING A LINE OF
THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF STANLY...WESTERN
ANSON...SOUTH DAVIDSON AND SOUTHWEST RANDOLPH COUNTIES. THIS LINE
OF STORMS WAS MOVING NORTHEAST AT 30 MPH. CONTINUED DEVELOPMENT
ON THE SOUTHWEST PORTION OF THE LINE WAS CAUSING TRAINING OF THE
THUNDERSTORMS FROM SOUTHWEST TO NORTHEAST OVER WEST AND NORTH
STANLY COUNTY. 88-D RAINFALL ESTIMATES DURING THE PAST 1 1/2 HOURS
INDICATED BETWEEN 2 AND 2.5 INCHES IN THE VICINTIY OF LOCUST IN
STANLY COUNTY.

ANOTHER 1 TO 2 INCHES OF RAIN WILL LIKELY FALL OVER STANLY COUNTY
FROM LOCUST TO NEW LONDON TO ALBEMARLE THROUGH 430 PM BEFORE
THE LINE MOVES INTO MONTGOMERY...RANDOLPH...AND DAVIDSON COUNTIES.

MOTORISTS SHOULD BE ALERT FOR URBAN AND POOR DRAINAGE FLOODING THROUGHOUT
STANLY COUNTY. ALSO...SECONDARY ROADS WILL BE HAZARDOUS DUE TO PONDING
OF WATER. SMALL STREAMS MAY ALSO BEGIN TO FLOOD.

1 TO 2 INCHES OF RAIN WILL ALSO BE POSSIBLE OVER MONTGOMERY...SOUTH
DAVIDSON AND RANDOLPH COUNTIES AS THE STORMS DEVELOP AND MOVE
NORTHEAST.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WARNINGS.

BADGETT

CORRECTION TO WORDING
Special weather statement, Sep 10, 3:25 PM EDT, 1 hour 22 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-102210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
322 PM EDT WED SEP 10 1997

...MINOR FLOODING OF URBAN AND POOR DRAINAGE AREAS FOR
PORTIONS OF THE SOUTHERN PIEDMONT...

NATIONAL WEATHER SERVICE RADAR AT 320 PM WAS SHOWING A LINE OF
THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF STANLY...WESTERN
ANSON...SOUTH DAVIDSON AND SOUTHWEST RANDOLPH COUNTIES. THIS LINE
OF STORMS WAS MOVING NORTHEAST AT 30 MPH. CONTINUED DEVELOPMENT
ON THE SOUTHWEST PORTION OF THE LINE WAS CAUSING TRAINING OF THE
THUNDERSTORMS FROM SOUTHWEST TO NORTHEAST OVER WEST AND NORTH
STANLY COUNTY. 88-D RAINFALL ESTIMATES DURING THE PAST 1 1/2 HOURS
INDICASTED BETWEEN 2 AND 2.5 INCHES IN THE VICINTIY OF LOCUST IN
STANLY COUNTY.

ANOTHER 1 TO 2 INCHES OF RAIN WILL LIKELY FALL OVER STANLY COUNTY
FROM LOCUST TO NEW LONDON TO ALBEMARLE THROUGH 430 PM BEFORE
THE LINE MOVES INTO MONTGOMERY...RANDOLPH...AND DAVIDSON COUNTIES.
MOTORISTS SHOULD BE ALERT FOR URBAN AND POOR DRAINAGE AREAS THROUGHOUT
STANLY COUNTY. ALSO...SECONDARY ROADS WILL BE HAZARDOUS DUE TO PONDING
OF WATER. SMALL STREAMS MAY ALSO BEGIN TO FLOOD.

1 TO 2 INCHES OF RAIN WILL ALSOT BE POSSIBLE OVER MONTGOMERY...SOUTH
DAVIDSON AND RANDOLPH COUNTIES AS THE STORMS DEVELOP AND MOVE
NORTHEAST.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WARNINGS.

BADGETT
Special weather statement, Sep 10, 3:28 PM EDT, 1 hour 19 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-102210-

SPECIAL WEATHER STATEMENT...CORRECTION.
NATIONAL WEATHER SERVICE RALEIGH NC
322 PM EDT WED SEP 10 1997

...MINOR FLOODING OF URBAN AND POOR DRAINAGE AREAS FOR
PORTIONS OF THE SOUTHERN PIEDMONT...

NATIONAL WEATHER SERVICE RADAR AT 320 PM WAS SHOWING A LINE OF
THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF STANLY...WESTERN
ANSON...SOUTH DAVIDSON AND SOUTHWEST RANDOLPH COUNTIES. THIS LINE
OF STORMS WAS MOVING NORTHEAST AT 30 MPH. CONTINUED DEVELOPMENT
ON THE SOUTHWEST PORTION OF THE LINE WAS CAUSING TRAINING OF THE
THUNDERSTORMS FROM SOUTHWEST TO NORTHEAST OVER WEST AND NORTH
STANLY COUNTY. 88-D RAINFALL ESTIMATES DURING THE PAST 1 1/2 HOURS
INDICATED BETWEEN 2 AND 2.5 INCHES IN THE VICINTIY OF LOCUST IN
STANLY COUNTY.

ANOTHER 1 TO 2 INCHES OF RAIN WILL LIKELY FALL OVER STANLY COUNTY
FROM LOCUST TO NEW LONDON TO ALBEMARLE THROUGH 430 PM BEFORE
THE LINE MOVES INTO MONTGOMERY...RANDOLPH...AND DAVIDSON COUNTIES.

MOTORISTS SHOULD BE ALERT FOR URBAN AND POOR DRAINAGE FLOODING THROUGHOUT
STANLY COUNTY. ALSO...SECONDARY ROADS WILL BE HAZARDOUS DUE TO PONDING
OF WATER. SMALL STREAMS MAY ALSO BEGIN TO FLOOD.

1 TO 2 INCHES OF RAIN WILL ALSO BE POSSIBLE OVER MONTGOMERY...SOUTH
DAVIDSON AND RANDOLPH COUNTIES AS THE STORMS DEVELOP AND MOVE
NORTHEAST.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE
WARNINGS.

BADGETT

CORRECTION TO WXORDING

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 6:54 PM EDTSevere Thunderstorm WarningRAHWayne51 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1997Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.