Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 44, NWS Raleigh, NC

April 9, 1998Vance County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Apr 9, 1998, 2:13 PM EDT for Vance County, North Carolina. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 9, 1998, 2:13 PM EDT (18:13 UTC)
Expired
Apr 9, 1998, 2:45 PM EDT
In force
32 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Vance County, NC

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 9, 1:45 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 6.2 hours before the alert went out and 134 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, Roanoke, VA at 12:00Z on 1998-04-09Temperature 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, Roanoke, VA at 12:00Z on 1998-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 268 square meters per square second.1939587897117Sfc1 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
-15 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
96 kt
0-1 km storm-relative helicity
268 m²/s²
0-3 km storm-relative helicity
279 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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, Apr 9, 11:30 AM EDT, 2 hours 43 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-100000-

SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA
NATIONAL WEATHER SERVICE RALEIGH NC
1130 AM EDT THU APR 09 1998

...SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THE AFTERNOON...

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

A SLIGHT RISK OF SEVERE THUNDERSTORMS CONTINUES THROUGH THE AFTERNOON
ACROSS CENTRAL NORTH CAROLINA.

A SLOW MOVING COLD FRONT ALONG THE MOUNTAINS THIS MORNING WILL
GRADUALLY MAKE ITS WAY INTO THE WESTERN PIEDMONT EARLY THIS AFTERNOON.
HEATING AND THE LIFT PROVIDED IN ADVANCE OF THE COLD FRONT IN ADDITION
TO THE WARM...MOIST UNSTABLE AIR ALREADY IN PLACE WILL MAKE THE FOR
THE POSSIBILITY OF THUNDERSTORMS TO REDEVELOP. SOME THUNDERSTORMS
MIGHT REACH SEVERE LIMITS...PRODUCING LARGE HAIL AND DAMAGING WINDS.
ALL THE INGREDIENTS FOR SEVERE WEATHER WILL BE ACROSS THE REGION AT
ONE TIME OR ANOTHER THIS AFTERNOON...THE POSSIBILITY OF THIS OCCURRING
WILL DEPEND ON THE TIMING OF THE EVENTS.

PERSONS OVER CENTRAL NORTH CAROLINA SHOULD REMAIN ALERT TODAY.

SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY...MAINLY IN THE SANDHILLS
AND OTHER AREAS EAST OF RALEIGH. WE WILL KEEP YOU INFORMED.

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

JWC
*********************************************************************

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, Apr 9, 11:30 AM EDT, 2 hours 43 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-100000-

SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA
NATIONAL WEATHER SERVICE RALEIGH NC
1130 AM EDT THU APR 09 1998

...SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THE AFTERNOON...

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

A SLIGHT RISK OF SEVERE THUNDERSTORMS CONTINUES THROUGH THE AFTERNOON
ACROSS CENTRAL NORTH CAROLINA.

A SLOW MOVING COLD FRONT ALONG THE MOUNTAINS THIS MORNING WILL
GRADUALLY MAKE ITS WAY INTO THE WESTERN PIEDMONT EARLY THIS AFTERNOON.
HEATING AND THE LIFT PROVIDED IN ADVANCE OF THE COLD FRONT IN ADDITION
TO THE WARM...MOIST UNSTABLE AIR ALREADY IN PLACE WILL MAKE THE FOR
THE POSSIBILITY OF THUNDERSTORMS TO REDEVELOP. SOME THUNDERSTORMS
MIGHT REACH SEVERE LIMITS...PRODUCING LARGE HAIL AND DAMAGING WINDS.
ALL THE INGREDIENTS FOR SEVERE WEATHER WILL BE ACROSS THE REGION AT
ONE TIME OR ANOTHER THIS AFTERNOON...THE POSSIBILITY OF THIS OCCURRING
WILL DEPEND ON THE TIMING OF THE EVENTS.

PERSONS OVER CENTRAL NORTH CAROLINA SHOULD REMAIN ALERT TODAY.

SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY...MAINLY IN THE SANDHILLS
AND OTHER AREAS EAST OF RALEIGH. WE WILL KEEP YOU INFORMED.

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

JWC
*********************************************************************

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
Local storm report, Apr 9, 2:11 PM EDT, 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
211 PM EDT THU APR 09 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0130 PM    HWY 54                    NC   .75 INCH HAIL
04/09/98   ALAMANCE                       SKYWARN SPOTTER REPORTED
                                          DIME SIZE HAIL ALONG HWY
                                          54 ON THE ALAMANCE/ORANGE
         |                                 COUNTY LINE
Local storm report, Apr 9, 2:11 PM EDT, 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
211 PM EDT THU APR 09 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0130 PM    HWY 54                    NC   .75 INCH HAIL
04/09/98   ALAMANCE                       SKYWARN SPOTTER REPORTED
                                          DIME SIZE HAIL ALONG HWY
                                          54 ON THE ALAMANCE/ORANGE
         |                                 COUNTY LINE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 5:09 AM EDTFlash Flood WarningRAHMontgomery, Stanly4 hr
Apr 9, 5:40 AM EDTFlash Flood WarningRAHMoore4 hr
Apr 9, 1:58 PM EDTSevere Thunderstorm WarningRAHGranville32 min
Apr 9, 2:40 PM EDTSevere Thunderstorm WarningRAHHalifax35 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1998Every severe thunderstorm warning in 1998

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.