Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 52, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 11, 1990, 8:18 PM EDT for Davidson County, Guilford County, North Carolina. It was in force for 57 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
- Jul 11, 1990, 8:18 PM EDT (00:18 UTC)
- Expired
- Jul 11, 1990, 9:15 PM EDT
- In force
- 57 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
Counties Davidson County, NC, Guilford 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 |
|---|---|---|---|
| Jul 11, 8:30 PM EDT | Thunderstorm Wind 0 | Guilford, 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, 0.3 hours before the alert went out and 18 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
- 20 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 106 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 KGSO 120018
SVRGSO
NCC081-057-120115-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENSBORO NC
818 PM EDT WED JUL 11 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 915 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE STATE OF NORTH CAROLINA
SOUTHERN GUILFORD...NORTHEAST DAVIDSON
AT 816 PM RADAR SHOWED A SEVERE THUNDERSTORM IN NORTHEAST DAVIDSON
COUNTnY JUST WEST OF HIGH POINT MOVING EAST AT ABOUT 20 MPH.
IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WINDS..LARGE HAIL..VERY HEAVY
DOWNPOURS AND FREQUENT DEADLY LIGHTNING.
RBNWhat 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, Jul 11, 2:27 PM EDT, 5 hours 51 minutes before
VAZ008-009-013-014>016-111900- SPECIAL WEATHER STATMENT NATIONAL WEATHER SERVICE ROANOKE VA 220 PM EDT WED JUL 11 1990 ...THUNDERSTORMS CONTINUE TO FEED ON THE MOIST HUMID AIR... AT 215 PM EDT VOLENS WEATHER RADAR DETECTED WIDELY SCATTERED THUNDERSTORMS ACROSS SOUTH CENTRAL AND SOUTHWEST VIRGINIA. THE STRONGEST STORM WAS MOVING EAST NEAR BOONES MILL IN NORTHERN FRANKLIN COUNTY. THIS STORM IS TRACKING EASTWARD AT 25 MPH AND WILL APPROACH THE SMITH MOUNTAIN LAKE AREA BY 300 PM. BOATERS ON THE LAKE SHOULD SEEK SAFE HARBOR DURING THE PASSAGE OF THESE STORMS. OTHER STRONG STORM WERE LOCATED NEAR BUFFALO MOUNTAIN IN SOUTHERN FLOYD COUNTY AND IN WESTERN PATRICK COUNTY. FREQUENT DANGEROUS LIGHfTNING...SMALL HAIL...STRONG GUSTY WINDS AND BRIEF BUT VERY HEAVY DOWNPOURS ARE POSSIBLE THIS AFTERNOON. LISEN NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TV STATION FOR FURTHER UPDATES OR POSSIBLE WARNINGS. END/CACCIAPAGLIA
Special weather statement, Jul 11, 3:28 PM EDT, 4 hours 50 minutes before
VAZALL-111925- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VA 320 PM EST WED JUL 11 1990 ...SEVERVE THUNDERSTORM WATCH COVERS MUCH OF SOUTHWEST AND CENTRAL VIRGINIA... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED BY THE SEVERE STORMS CENTER. THE WATCH IS EFFECTIVE FOR THE REMAINDER OF THIS AFTERNOON AND UNTIL 10 PM THIS EVENING. THE COUNTIES INCLUDED IN THE WATCH AREA: BOTETOURT...CRAIG...FLOYD...FRANKLIN...HENRY...MONTGOMERY...PATRICK AND ROANOKE. ALSO INCLUDED ARE THE INDEPENDENT CITIES OF SALEM... ROANOKE...AND MARTINSVILLE. PEOPLE IN THE ABOVE MENTIONED COUNTIES SHOULD BE ON THE LOOKOUT FOR SEVEREe WEATHER. A MAJOR CONCERN IS LARGE HAIL AND DAMAGING WINDS. END/CACCIAPAGLIA
Special weather statement, Jul 11, 5:37 PM EDT, 2 hours 41 minutes before
VAZALL-112300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VA 535 PM EDT WED JUL 11 1990 ...SEVERVE THUNDERSTORM WATCH CONTINUES FOR MUCH OF SOUTHWEST AND CENTRAL VIRGINIA UNTIL 10 PM EDT... A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM FOR A LARGE PART OF SOUTHWEST AND CENTRAL VIRGINIA. IN THE ROANOKE AREA OF RESPONSIBILITY THE WATCH EXTENDS FROM BOTETOURT...CRAIG...FLOYD AND CARROLL COUNTIES EASTWARD THROUGH ROANOKE AND LYNCHBURG INTO CENTRAL VIRGINIA. AT 530 PM RADAR SHOWS MOST OF THE STRONG THUNDERSTORM ACTIVITY IS NOW IN NORTHERN THROUGH EASTERN VIRGINIA. ONE THUNDERSTORM WITH HEAVY RAIN WAS INDICATED OVER SOUTHERN HALIFAX COUNTY. WHILE THERE ARE NO STORMS PRESENTLY IN THE ROANOKE AREA OF RESPONSIBILITY...CONDITIONS REMAIN FAVORABLE FOR MORE THUNDERSTORM DEVELOPMENT. PEOPLE IN THE WATCH AREA IN SOUTHWEST VIRGINIA SHOULD REMAIN ALERT FOR THREATENING WEATHER THIS EVENING. END/JACKSON
Special weather statement, Jul 11, 7:42 PM EDT, 36 minutes before
VAZALL-120200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VA 740 PM EDT WED JUL 11 1990 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR MUCH OF SOUTHWEST AND CENTRAL VIRGINIA UNTIL 10 PM EDT... A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM FOR A LARGE PART OF SOUTHWEST AND CENTRAL VIRGINIA. IN THE ROANOKE AREA OF RESPONSIBILITY THE WATCH EXTENDS FROM BOTETOURT...CRAIG...FLOYD AND CARROLL COUNTIES EASTWARD THROUGH THE ROANOKE...MARTINSVILLE...DANVILLE AND LYNCHBURG AREAS INTO CENTRAL AND EASTERN VIRGINIA. AT 730 PM RADAR SHOWS THE STRONG THUNDERSTORM ACTIVITY TO BE OVER EASTERN VIRGINIA. ONE ISOLATED THUNDERSTORM WAS OVER EXTREME SOUTHWEST PATRICK COUNTY IN SOUTHWEST VIRGINIA. CONDITIONS REMAIN FAVORABLE FOR THUNDERSTORMS TO REDEVELOP OVER SOUTHWEST AND WEST CENTRAL VIRGINIA THIS EVENING. THE WEATHER SERVICE OFFICE IN ROANOKE IS MONITORING THE SITUATION CLOSELY...AND WILL ISSUE FURTHER STATEMENTS OR POSSIBLE WEARNINGS IF THUNDERSTORMS DO REDEVELOP OR MOVE INTO SOUTHWEST VIRGINIA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR LATER UPDATES. END/JACKSON
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.