Alert archive / North Carolina / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 21, NWS Raleigh, NC

March 21, 1999Harnett County, Johnston County, Wake County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Mar 21, 1999, 3:44 PM EST for Harnett County, Johnston County, Wake County, North Carolina. It was in force for 61 min. 2 reports 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
Mar 21, 1999, 3:44 PM EST (20:44 UTC)
Expired
Mar 21, 1999, 4:45 PM EST
In force
61 min
Issued by
NWS Raleigh, NC
Area
Whole counties

Counties Harnett County, NC, Johnston County, NC, Wake County, NC

What was reported inside it

TimeReportWhereRemark
Mar 21, 3:56 PM ESTHail 0.75Raleigh, NCDime hail reported Creedmore Road and Glenwood.
Mar 21, 4:28 PM ESTThunderstorm Wind 50Clayton, NCSeveral large trees were snapped off in Clayton. Some power outages reported in northern Johnston county.

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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 21, 1:30 PM ESTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.7 hours before the alert went out and 128 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 1999-03-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 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 1999-03-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
586 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
47 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 212044 RRA
SVRRDU
NCC085-101-163-183-212145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
344 PM EST SUN MAR 21 1999

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN HARNETT COUNTY
  JOHNSTON COUNTY
  NORTHERN SAMPSON COUNTY
  WAKE COUNTY

* UNTIL 445 PM EST

* AT 342 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  A LINE OF SEVERE THUNDERSTORMS FROM NORTHWEST OF RALEIGH TO EAST
  OF LILLINGTON TO 15 MILES NORTHWEST OF CLINTON... MOVING NORTHEAST
  AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RALEIGH AT 350 PM EST
  ERWIN-DUNN AT 355 PM EST
  WAKE FOREST AND KNIGHTDALE AT 400 PM EST
  CLAYTON AT 400 PM EST
  NEWTON GROVE AT 420 PM EST

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!

WSS/MJB

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, Mar 21, 10:28 AM EST, 5 hours 16 minutes before
NCZ009>011-026>028-041>043-073>078-083>086-088-089-212315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1028 AM EST SUN MAR 21 1999

...RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON FOR SECTIONS OF
CENTRAL NORTH CAROLINA...

THERE IS THE POSSIBILITY OF SEVERE THUNDERSTORM THIS AFTERNOON
ACROSS CENTRAL NORTH CAROLINA MAINLY SOUTH AND EAST OF A LINE FROM
ALBEMARLE IN STANLY COUNTY TO SANFORD IN LEE COUNTY TO RALEIGH TO
WARRENTON IN WARREN COUNTY. THE GREATEST THREAT FOR SEVERE WEATHER
IN THIS AREA WILL BE NEAR THE CITIES FAYETTEVILLE...SOUTHERN
PINES...LAURINBURG...CLINTON AND GOLDSBORO.

THE MAIN SEVERE WEATHER THREAT WILL BE LARGE HAIL HOWEVER THE WIND
STRUCTURE IS ORIENTATED IN SUCH A MANNER THAT THE POTENTIAL FOR A
FEW TORNADOES ALSO EXISTS.

IT APPEARS THAT THE GREATEST THREAT FOR SEVERE WEATHER WILL BE THIS
AFTERNOON...MAINLY BETWEEN 1 PM AND 6 PM.

SPOTTER ACTIVATION WILL BE NEEDED THIS AFTERNOON IN THE
FAYETTEVILLE AREA.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RELIABLE SOURCES OF
WEATHER INFORMATION FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES
AND WARNINGS.

WSS/MLM
Special weather statement, Mar 21, 11:14 AM EST, 4 hours 30 minutes before
NCZ009>011-026>028-041>043-073>078-083>086-088-089-212315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1028 AM EST SUN MAR 21 1999

...RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON FOR SECTIONS OF
CENTRAL NORTH CAROLINA...

THERE IS THE POSSIBILITY OF SEVERE THUNDERSTORM THIS AFTERNOON
ACROSS CENTRAL NORTH CAROLINA MAINLY SOUTH AND EAST OF A LINE FROM
ALBEMARLE IN STANLY COUNTY TO SANFORD IN LEE COUNTY TO RALEIGH TO
WARRENTON IN WARREN COUNTY. THE GREATEST THREAT FOR SEVERE WEATHER
IN THIS AREA WILL BE NEAR THE CITIES FAYETTEVILLE...SOUTHERN
PINES...LAURINBURG...CLINTON AND GOLDSBORO.

THE MAIN SEVERE WEATHER THREAT WILL BE LARGE HAIL HOWEVER THE WIND
STRUCTURE IS ORIENTATED IN SUCH A MANNER THAT THE POTENTIAL FOR A
FEW TORNADOES ALSO EXISTS.

IT APPEARS THAT THE GREATEST THREAT FOR SEVERE WEATHER WILL BE THIS
AFTERNOON...MAINLY BETWEEN 1 PM AND 6 PM.

SPOTTER ACTIVATION WILL BE NEEDED THIS AFTERNOON IN THE
FAYETnTEVILLE AREA.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RELIABLE SOURCES OF
WEATHER INFORMATION FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES
AND WARNINGS.

WSS/MLM
Local storm report, Mar 21, 3:05 PM EST, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
305 PM EST SUN MAR 21 1999

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

0300 PM    ANDERSON CREEK            NC   .75 INCH HAIL
03/21/99   HARNETT                        HARNETT COUNTY SHERIFFS
                                          OFFICE REPORTED DIME SIZE
                                          HAIL IN ANDERSON CREEK.
Local storm report, Mar 21, 3:34 PM EST, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
334 PM EST SUN MAR 21 1999

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

0300 PM    ANDERSON CREEK            NC   .75 INCH HAIL
03/21/99   HARNETT                        HARNETT COUNTY SHERIFFS
                                          OFFICE REPORTED DIME SIZE
                                          HAIL IN ANDERSON CREEK.

0307 PM    FAYETTEVILLE              NC   .75 INCH HAIL
03/21/99   CUMBERLAND                     STATE E.O.C. REPORTED DIME
                                          SIZE HAIL IN NORTHERN
                                          FAYETTEVILLE.

0315 PM    APEX                      NC   .75 INCH HAIL
03/21/99   WAKE                           SKYWARN SPOTTER REPORTED
                                          DIME SIZE HAIL IN APEX AT
                                          THE INTERSECTION OF APEX
                                          ROAD AND BAR-BQ ROAD

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 21, 2:34 PM ESTSevere Thunderstorm WarningRAHCumberland36 min
Mar 21, 2:38 PM ESTSevere Thunderstorm WarningRAHAlamance, Guilford, Randolph47 min
Mar 21, 2:54 PM ESTSevere Thunderstorm WarningRAHHarnett, Wake46 min
Mar 21, 3:18 PM ESTSevere Thunderstorm WarningRAHCumberland32 min
Mar 21, 3:38 PM ESTSevere Thunderstorm WarningRAHGranville32 min
Mar 21, 3:44 PM ESTSevere Thunderstorm WarningRAHSampson61 min
Mar 21, 4:29 PM ESTSevere Thunderstorm WarningRAHNash, Wilson61 min
Mar 21, 4:41 PM ESTSevere Thunderstorm WarningRAHFranklin49 min
Mar 21, 4:56 PM ESTSevere Thunderstorm WarningRAHWayne34 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1999Every severe thunderstorm warning in 1999

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.