Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 2, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Feb 10, 1990, 10:01 AM EST for Durham County, North Carolina. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Feb 10, 1990, 10:01 AM EST (15:01 UTC)
- Expired
- Feb 10, 1990, 10:30 AM EST
- In force
- 29 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Durham County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 3.0 hours before the alert went out and 92 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 368 m²/s²
- 0-3 km storm-relative helicity
- 365 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KRDU 101505
SVRRDU
NCC063-101530-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
1001 AM EST SAT FEB 10 1990
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN NORTH CENTRAL NORTH CAROLINA
...DURHAM
WEATHER RADAR AT 1000 AM SHOWED STRONG THUNDERSTORMS MOVING
NORTHEAST INTO DURHAM COUNTY. THE STORMS ARE MOVING AT ABOUT 45 TO 50
MPH. DAMAGING WINDS ARE POSSIBLE WITH THIS STORM.
ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM...A TORNADO
WATCH REMAINS IN EFFECT. TORNADOES CAN DEVELOP WITHOUT WARNING FROM
A SEVERE THUNDERSTORM.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, Feb 10, 7:38 AM EST, 2 hours 23 minutes before
NCZ006-007-009-101330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENSBORO NC 737 AM EST SAT FEB 10 1990 ...THUNDERSTORMS WITH HEAVY RAIN MOVING ACROSS THE NORTHERN FOOTHILLS OF NORTH CAROLINA THIS MORNING... AT 730 AM NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS WITH HEAVY RAIN OVER OVER WESTERN WILKES AND WESTERN SURRY COUNTIES IN THE NORTHERN FOOTHILLS OF NORTH CAROLINA. ELSEWHERE...THUNDERSTORMS WERE OCCURRING OVER ROWAN AND SOUTHERN IREDELL COUNTIES IN THE NORTHWEST PIEDMONT. THE STORMS WERE MOVING NORTHEAST AT ABOUT 40 MPH. ALONG WITH THE HEAVY RAIN THESE THUNDERSTORMS MAY PRODUCE...FREQUENT DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND LOCAL FLOODING OF STREAMS AND ROADS. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...SEEK SAFE SHELTER WHEN THE STORMS APPROACH. LISTEN TO NOAA WEATHER RADIO...OR YOUR FAVORITE LOCAL RADIO OR TELEVISION STATION FOR LATER STATEMENTS OR POSSIBLE WARNINGS. WHB
Special weather statement, Feb 10, 9:15 AM EST, 46 minutes before
NCZ006-007-101400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENSBORO NC 900 AM EST SAT FEB 10 1990 ...TORNADO WATCH UNTIL NOON... ...THUNDERSTORMS WITH HEAVY RAIN MOVING ACROSS THE NORTHERN FOOTHILLS NORTHWEST PIEDMONT OF NORTH CAROLINA THIS MORNING... AT 900 AM NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS WITH HEAVY RAIN OVER SOUTHERN IRDELL COUNTY. THE REST OF THD NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT SHOWS LIGHT TO MODERATE SHOWERS WITH POSSIBLE ISOLATED THUNDERSTORMS. THESE STORMS ARE MOVING EAST AT ABOUT 45 MPH. ALONG WITH THE HEAVY RAIN THESE THUNDERSTORMS MAY PRODUCE...FREQUENT DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND LOCAL FLOODING OF STREAMS AN)D ROADS. LISTEN TO NOAA WEATHER RADIO...OR YOUR FAVORITE LOCAL RADIO OR TELEVISION STATION FOR LATER STATEMENTS OR POSSIBLE WARNINGS. SAS
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 10, 10:45 AM EST | Severe Thunderstorm Warning | RAH | Warren | 30 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; the sounding from the Mesonet's radiosonde archive.