Alert archive / North Carolina / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 31, NWS Raleigh, NC

May 1, 1997Randolph County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 1, 1997, 3:49 PM EDT for Randolph County, North Carolina. It was in force for 41 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: May 1, 1997, 3:49 PM EDT (19:49 UTC)
Expired: May 1, 1997, 4:30 PM EDT
In force: 41 min
Issued by: NWS Raleigh, NC
Area: Whole counties

County Randolph County, NC

What was reported inside it

Time	Report	Where	Remark
May 1, 3:57 PM EDT	Hail 0.75	Asheboro, NC

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, 7.8 hours before the alert went out and 42 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 864 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 173 m²/s²
0-3 km storm-relative helicity: 212 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 011951 RRA
SVRRDU
NCC151-012030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
349 PM EDT THU MAY 1 1997
 
THE NATIONAL WEATHER SERVICE IN RALEIGH/DURHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...NORTHERN RANDOLPH COUNTY
 
NATIONAL WEATHER SERVICE RADAR INDICATES A SEVERE THUNDERSTORM INn
NORTHWEST RANDOLPH COUNTY. THE STORM IS MOVING TO THE EAST AT 35 MILES AHOUR AND WILL APPROACH LEVEL CROSS AND LIBERTY BEFORE 415 PM. THIS STORM
HAVE A HISTORY OF SEVERE HAIL AAND GUSTY WINDS.

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, May 1, 10:33 AM EDT, 5 hours 16 minutes before

NCZ007>011-021>028-038>043-073>078-083>086-088>089- 020000

SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA
NATIONAL WEATHER SERVICE RALEIGH NC
 1045 AM EST THU MAY 1 1997

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

 THERE IS A CHANCE OF SCATTERED THUNDERSTORMS OVER NORTH CENTRAL NORTH
CAROLINA THIS AFTERNOON AS A COLD FRONT MOVES ACROSS THE STATE. THE
STORMS ARE EXPECTED TO OCCUR MAINLY NORTH AND EAST OF WAKE COUNTY.

SPOTTER ACTIVATION IS NOT EXPECTED.

STAY TUNED TO NOAA WEATHER RADIO FOR UPDATED INFORMATION.

 MLM

***********************************************************************

ALAMANCE          ANSON            CHATHAM           CUMBERLAND
DAVIDSON          DURHAM           EDGECOMBE         FORSYTH
FRANKLIN          GRANVILLE        GUILFORD          HALLIFAX
HARNETT           HOKE             JOHNSTON          LEE
MONTGOMERY        MOORE            NASH              ORANGE
PERSON            RANDOLPH         RICHMOND          SAMPSON
SCOTLAND          STANLY           VANCE             WAKE
WARREN            WAYNE            WILSON

The office that day

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

Issued	Product	Office	Counties	Lasted
May 1, 3:24 PM EDT	Severe Thunderstorm Warning	RAH	Davidson	36 min
May 1, 3:29 PM EDT	Severe Thunderstorm Warning	RAH	Franklin	31 min
May 1, 4:18 PM EDT	Severe Thunderstorm Warning	RAH	Chatham	27 min
May 1, 4:44 PM EDT	Severe Thunderstorm Warning	RAH	Wake	46 min
May 1, 4:47 PM EDT	Severe Thunderstorm Warning	RAH	Durham	28 min
May 1, 5:12 PM EDT	Severe Thunderstorm Warning	RAH	Franklin	33 min
May 1, 5:25 PM EDT	Severe Thunderstorm Warning	RAH	Randolph	35 min
May 1, 5:26 PM EDT	Severe Thunderstorm Warning	RAH	Nash, Wake	34 min
May 1, 5:45 PM EDT	Severe Thunderstorm Warning	RAH	Edgecombe, Wilson	45 min
May 1, 6:59 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Wilson	31 min
May 1, 7:30 PM EDT	Severe Thunderstorm Warning	RAH	Wilson	30 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1997 Every 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.