Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 24, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at May 1, 1990, 9:05 PM EDT for Wayne County, Wilson County, North Carolina. It was in force for 55 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
- May 1, 1990, 9:05 PM EDT (01:05 UTC)
- Expired
- May 1, 1990, 10:00 PM EDT
- In force
- 55 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
Counties Wayne County, NC, Wilson County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 1, 9:15 PM EDT | Thunderstorm Wind 0 | Wilson, NC | |
| May 1, 9:15 PM EDT | Thunderstorm Wind 0 | Wayne, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.1 hours before the alert went out and 185 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.
- Mixed-layer CAPE
- 91 J/kg
- Mixed-layer CIN
- -533 J/kg
- Mixed-layer LCL
- 1132 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- -135 m²/s²
- 0-3 km storm-relative helicity
- -62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
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, May 1, 7:36 PM EDT, 1 hour 29 minutes before
NCZ005-020100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC 730 PM EDT TUE MAY 1 1990 ...STRONG THUNDERSTORMS MOVING INTO THE NORTHEAST PIEDMONT... A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT FOR THE NORTHEAST PIEDMONT AND MOST OTHER PORTIONS OF CENTRAL NORTH CAROLINA. WEATHER RADAR AT 725 PM EDT SHOWED STRONG THUNDERSTORMS MOVING SOUTHEAST AT 30 TO 35 MPH ACROSS CENTRAL DURHAM AND ORANGE COUNTIES AND EXTREME NORTHWEST CHATHAM COUNTIES. THESE STORMS HAVE HAD A HISTORY OF HIGH WIND AND HAIL AS THEY HAVE COME ACROSS THE NORTHERN PIEDMONT REGION. AT THEIR CURRENT RATE OF MOVEMENT THESE THUNDERSTORMS WILL BE CROSSING THE TRIANGLE AREA DURING THE TIME U_NTIL 9 PM. LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS. RFG
Special weather statement, May 1, 7:48 PM EDT, 1 hour 17 minutes before
NCZ006-007-009-020130- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENSBORO NC 742 PM EDT TUE MAY 1 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 12 MIDNIGHT EDT FOR THE NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT OF NC... AT 740 PM NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...EXTENDING FROM EXTREME SOUTHERN IREDELL COUNTY NORTHEASTWARD THROUGH THE SOUTHERN PARTS OF ROWAN AND DAVIDSON COUNTIES TO CENTRAL RANDOLPH COUNTY ALL OF THE NORTHWEST PIEDMONT. THE HEAVIEST STORMS WERE JUST TO THE SOUTHWEST OF SALISBURY IN ROWAN COUNTY AND THE DENTON AREA OF DAVIDSON COUNTY. MOVEMENT WAS TO THE EAST AT 30 MPH. PERSONS IN SOUTHERN ROWAN...SOUTHERN DAVIDSON AND RANDOLPH COUNTIES SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY WINDS...VERY HEAVY DOWNPOURS AND FREQUENT. LIGHTNING. THE INTENSITY OF THESE STORMS HAVE DECREASED SOMEWHAT IN THE LAST HALF HOUR. SEEK SHELTER WHEN THE STORMS APPROAChH. GR
Local storm report, May 1, 8:04 PM EDT, 1 hour 1 minute before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
802 PM EDT TUE MAY 01 1990
TIME EVENT
758 PM EDT ESTIMATED WIND GUSTS 60 MPH IN CARY REPORTED BY AMATEUR
RADIO OPERATORS.
758PM EDT MEASURED WIND GUSTS 48 MPH AT NWS RALEIGH-DURHAM APRT.
RFGLocal storm report, May 1, 8:11 PM EDT, 54 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
809 PM EDT TUE MAY 01 1990
TIME EVENT
8:05 PM EDT TREE BLOWN DOWN IN DOWNTOWN RALEIGH
WINDS ESTIMATED 45 MPH IN NORTH RALEIGH
REPORTED BY WAKE COUNTY SHERIFFS OFFICE
RFGLocal storm report, May 1, 8:31 PM EDT, 34 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GREENSBORO NC
830 PM EDT TUE MAY 1 1990
ATTN SELS...
TIME EVENT
450 PM EDT 11/2 HAIL IN BOOMER IN THE SOUTHWEST PART OF WILKES COUNTY.
521 PM EDT MARBLE SIZE HAIL IN SUGARLOAF AREA OF NORTHEAST ALEXANDER
COUNTY.
525 PM EDT MARBLE SIZE HAIL IN REIDSVILLE OF EASTERN ROCKINGHAM COUNTY.
530 PM EDT QUARTER SIZE HAIL IN DANBURY OF CENTRAL STOKES COUNTY.
635 PM EDT HAM RADIO OPERATOR REPORTS WIND GUSTS OF 50 TO 60 MPH IN
HIGH POINT IN GUILFORD COUNTY.
635 PM EDT MARBLE SIZE HAIL REPORTED BY WEATHER SERVICE EMPLOYEE
IN THE CITY OF GREENSBORO
645 PM EDT GOLF BALL SIZE HAIL IN GIBSONVILLE OF EASTERN GUILFORD
COUNTY REPORTED BY A HAM RADIO OPERATOR.
720 PM EDT POWER LINE DOWN OVER MANY PARTS OF SOUTHERN IREDELL
COUNTY.
GRLocal storm report, May 1, 8:53 PM EDT, 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GREENSBORO NC
850 PM EDT TUE MAY 1 1990
ATTN SELS...
TIME EVENT
730 PM EDT 8 TO 10 INCH DIAMETER/40 FOOT TALL TREE DOWN IN THE
SOUTHEAST SECTION OF SALISBURY IN ROWAN COUNTY REPORTED
BY COOPERATIVE WEATHER SPOTTER. TRAFFIC HAD TO BE REROUTED.
POWER LINES DOWN IN THE CITY. ONE CAUSED A FIRE.
GRThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:24 PM EDT | Severe Thunderstorm Warning | RAH | Harnett | 66 min |
| May 1, 8:38 PM EDT | Severe Thunderstorm Warning | RAH | Johnston | 52 min |
| May 1, 9:40 PM EDT | Severe Thunderstorm Warning | RAH | Greene, Lenoir | 65 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1990Every severe thunderstorm warning in 1990
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.