Alert archive / North Carolina / Tornado Warnings in 1998

Tornado Warning 17, NWS Raleigh, NC

April 19, 1998Wake County, North Carolina

NWS Raleigh, NC issued this tornado warning at Apr 19, 1998, 7:36 PM EDT for Wake County, North Carolina. It was in force for 34 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 19, 1998, 7:36 PM EDT (23:36 UTC)
Expired
Apr 19, 1998, 8:10 PM EDT
In force
34 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Wake County, NC

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 19, 3:00 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.6 hours before the alert went out and 117 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 1998-04-19Temperature 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, Greensboro/Hi Pt, NC at 12:00Z on 1998-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 408 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
499 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
408 m²/s²
0-3 km storm-relative helicity
462 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 192336 RRA
TORRDU
NCC183-200010-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
736 PM EDT SUN APR 19 1998

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* TORNADO WARNING FOR...
  WAKE COUNTY

* UNTIL 810 PM EDT

* AT 737 PM EDT... SPOTTERS INDICATED A TORNADO IN FUQUAY-VARINA...
  MOVING NORTHEAST AT 40 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  GARNER AND SOUTHEAST RALEIGH

IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR
ROOM AWAY FROM WINDOWS.

GL

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, Apr 19, 5:59 PM EDT, 1 hour 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
559 PM EDT SUN APR 19 1998

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

0545 PM    BURLINGTON                NC   WIND DAMAGE
04/19/98   ALAMANCE                       TREE DOWN AND UNDERPINNING
                                          BLOWN OUT UNDER A TRAILER
                                          AT PAGETOWN RD NW OF
                                          BURLINGTON
Local storm report, Apr 19, 6:34 PM EDT, 1 hour 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
634 PM EDT SUN APR 19 1998

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

0600 PM                              NC   WIND DAMAGE
04/19/98   ALAMANCE                       SEVERAL TREES DOWN AND
                                          MINOR OUTBUILDING DAMAGE
                                          IN NORTH CENTRAL PART OF
                                          COUNTY
Special weather statement, Apr 19, 6:40 PM EDT, 56 minutes before
NCZ021>023-038-039-073-192310-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
640 PM EDT SUN APR 19 1998

...TORNADO WATCH CLEARED FOR PORTIONS OF THE PIEDMONT...

TORNADO WATCH 248 HAS BEEN DISCONTINUED FOR FORSYTH...GUILFORD...
ALAMANCE...DAVIDSON...RANDOLPH AND STANLY COUNTIES. THE THREAT OF
SEVERE WEATHER HAS ENDED FOR THE EVENING.

JBM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 5:53 PM EDTSevere Thunderstorm WarningRAHAlamance22 min
Apr 19, 7:03 PM EDTSevere Thunderstorm WarningRAHGranville32 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; the sounding from the Mesonet's radiosonde archive.