Alert archive / North Carolina / Tornado Warnings in 1998

Tornado Warning 9, NWS Raleigh, NC

March 20, 1998Chatham County, Wake County, North Carolina

NWS Raleigh, NC issued this tornado warning at Mar 20, 1998, 6:26 PM EST for Chatham County, Wake County, North Carolina. It was in force for 34 min. 5 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 20, 1998, 6:26 PM EST (23:26 UTC)
Expired
Mar 20, 1998, 7:00 PM EST
In force
34 min
Issued by
NWS Raleigh, NC
Area
Whole counties

Counties Chatham County, NC, Wake County, NC

What was reported inside it

TimeReportWhereRemark
Mar 20, 6:40 PM ESTTornado F2Garner, NCThe tornado remained a funnel as it roared over the Greenbrier Estates just east of US401. Trees were sporadically uprooted and snapped off. Several trees fell on homes and outbuildings. The tornado touched down on Highway 70 at a church. The roof of one secti
Mar 20, 6:45 PM ESTHail 0.75Silk Hope, NCDime sized hail was reported in Silk Hope and Siler City per Chatham 911.
Mar 20, 6:45 PM ESTTornado F0Raleigh, NCThe storm that hit Garner produced another tornado 6 miles to the northeast on the east side of Raleigh. Damage began just off US64 at Wake Medical Center and the Tower Shopping Center. Cars were overturned, trees were damaged, and a steel-beamed billboard wa
Mar 20, 6:45 PM ESTThunderstorm Wind 50Siler City, NCStrong thunderstorm winds destroyed an outbuilding and wrapped a small flatbad trailer around a tree.
Mar 20, 6:46 PM ESTHail 1Raleigh, NCQuarter size hail was reported by a Skywarn Observer at Mini City in northeast Raleigh.

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 20, 1:00 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 11.4 hours before the alert went out and 169 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 1998-03-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 1998-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 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
595 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
234 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.

815 
WFUS1 KRDU 202327 RRA
TORRDU
NCC037-183-210000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING ...RETRANSMISSION OF EARLIER WARNINGS...
NATIONAL WEATHER SERVICE RALEIGH NC
626 PM EST FRI MAR 20 1998


THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* TORNADO WARNING FOR
  CHATHAM COUNTY
  WAKE COUNTY

* UNTIL 700 PM EST

* THIS TORNADO WILL AFFECT:
  IN WAKE...CARY...APEX...RALEIGH.
  IN CHATHAM...SILER CITY AND SILK HOPE.

* BASIS FOR WARNING:  AT 615 PM...STORMS WERE MOVING NORTHEAST AT
3O TO 35 MPH THROUGH THE TWO COUNTIES.  SEVERAL REPORTS OF FUNNEL
CLOUDS IN THE HOLLY SPRINGS AREA IN SOUTHERN WAKE AND IN THE SILER
CITY AREA IN CHATHAM HAVE BEEN RECEIVED.


PEOPLE NEAR THE PATH OF THIS STORM SHOULD ACT NOW TO PROTECT THEIR
LIVES.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Mar 20, 5:05 PM EST, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
505 PM EST FRI MAR 20 1998

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

0500 PM    BURLINGTON                NC   .75 INCH HAIL
03/20/98   ALAMANCE                       DIME SIZE HAIL REPORTED ON
                                          COY STREET BY WEATHER
                                          SPOTTER
Local storm report, Mar 20, 5:50 PM EST, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
550 PM EST FRI MAR 20 1998

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

0318 PM    WINSTON SALEM             NC   1 INCH HAIL
03/20/98   FORSYTH                        SHERIFF DEPT. REPORTED
                                          QUARTER INCH HAIL IN
                                          WINSTON SALEM.

0320 PM    WINSTON SALEM             NC   1 INCH HAIL
03/20/98   FORSYTH                        REPORTED BY FORSYTH COUNTY
                                          SHERIFF
Local storm report, Mar 20, 5:54 PM EST, 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
554 PM EST FRI MAR 20 1998

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

0548 PM    PISGAH                    NC   .75 INCH HAIL
03/20/98   RANDOLPH                       RANDOLPH COUNTY EMERGENCY
                                          MANAGEMENT REPORTED DIME
                                          SIZE HAIL IN THE PISGAH
                                          COMMUNITY
Local storm report, Mar 20, 6:02 PM EST, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
602 PM EST FRI MAR 20 1998

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

0555 PM    ASHEBORO                  NC   .75 INCH HAIL
03/20/98   RANDOLPH                       THREE INCHES OF DIME SIZE
                                          HAIL WAS REPORTED ON THE
                                          GROUND BY RANDOLPH COUNTY
                                          EMERGENCY MANAGEMENT.
Local storm report, Mar 20, 6:04 PM EST, 22 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
604 PM EST FRI MAR 20 1998

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

0555 PM    ASHEBORO                  NC   .75 INCH HAIL
03/20/98   RANDOLPH                       THREE INCHES OF DIME SIZE
                                          HAIL WAS REPORTED ON THE
                                          GROUND 8 MILES SOUTH OF
                                          ASHEBORO...COUNTY 911...
Local storm report, Mar 20, 6:04 PM EST, 22 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
604 PM EST FRI MAR 20 1998

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

0555 PM    ASHEBORO                  NC   .75 INCH HAIL
03/20/98   RANDOLPH                       THREE INCHES OF DIME SIZE
                                          HAIL WAS REPORTED ON THE
                                          GROUND 8 MILES SOUTH OF
                                          ASHEBORO...COUNTY 911...

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 2:35 PM ESTSevere Thunderstorm WarningRAHForsyth30 min
Mar 20, 3:17 PM ESTSevere Thunderstorm WarningRAHForsyth33 min
Mar 20, 3:36 PM ESTSevere Thunderstorm WarningRAHDavidson34 min
Mar 20, 3:54 PM ESTSevere Thunderstorm WarningRAHRandolph31 min
Mar 20, 4:15 PM ESTTornado WarningRAHPerson30 min
Mar 20, 4:20 PM ESTSevere Thunderstorm WarningRAHGuilford35 min
Mar 20, 4:41 PM ESTSevere Thunderstorm WarningRAHAlamance34 min
Mar 20, 5:27 PM ESTTornado WarningRAHPerson33 min
Mar 20, 5:33 PM ESTSevere Thunderstorm WarningRAHRandolph32 min
Mar 20, 5:58 PM ESTSevere Thunderstorm WarningRAHDurham, Orange32 min
Mar 20, 6:00 PM ESTSevere Thunderstorm WarningRAHWake35 min
Mar 20, 6:28 PM ESTSevere Thunderstorm WarningRAHAlamance32 min
Mar 20, 6:44 PM ESTSevere Thunderstorm WarningRAHGranville31 min
Mar 20, 6:50 PM ESTTornado WarningRAHGranville35 min
Mar 20, 6:56 PM ESTSevere Thunderstorm WarningRAHOrange29 min
Mar 20, 6:56 PM ESTSevere Thunderstorm WarningRAHFranklin29 min

Nearby

Tornado Warnings in North Carolina, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.