Alert archive / North Carolina / Flash Flood Warnings in 1989
Flash Flood Warning 33, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Sep 22, 1989, 8:04 AM EDT for Alleghany County, North Carolina. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 22, 1989, 8:04 AM EDT (12:04 UTC)
- Expired
- Sep 22, 1989, 11:00 AM EDT
- In force
- 3 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Alleghany 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, 0.1 hours before the alert went out and 119 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
- 293 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 657 m²/s²
- 0-3 km storm-relative helicity
- 944 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 13.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KGSO 221210 COR
FFWGSO
NCC005-221500-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
URBAN AND SMALL STREAM FLOOD WARNING...CORRECTION
NATIONAL WEATHER SERVICE GREENSBORO NC
804 AM EDT FRI SEP 22 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A URBAN AND SMALL
STREAM FLOOD WARNING EFFECTIVE UNTIL 1100 AM EDT FOR PEOPLE IN
THE FOLLOWING COUNTY
IN THE STATE OF NORTH CAROLINA
ALLEGHANY
AT 750 AM THE ALLEGHENY SHERIFF DEPARTMENT REPORTS PARTS OF ROUTES
18 AND 21 UNDER WATER. THE CENTER OF HUGO IS STILL TO THE SOUTH
OF HICKORY MOVING NORTH AT 35 MILES AN HOUR. IN ADDITION TO
FLOODING OF ROADS EXPECT STREAMS TO GO OUT OF THIER BANKS.
A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS IMMINENT.
PEOPLE IN THE WARNED AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT
LIFE AND PROPERTY.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED IMMEDIATELY.
REMEMBER..MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.
CORRECTION FOR COUNTY
GRWhat forecasters said that day
The local office's own words before this flash flood 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, Sep 22, 7:11 AM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LYNCHBURG VA 710 AM EDT FRI SEP 22 1989 ...TROPICAL STORM HUGO NEAR CHARLOTTE NC... ...TORNADO..FLASH FLOOD AND HIGH WIND WATCHES IN CENTRAL VIRGINIA... ALTHOUGH THERE IS NO SEVERE WEATHER INDICATED IN SOUTHCENTRAL VIRGINIA AT THIS TIME..AS THE CENTER OF HUGO NEARS SOUTHERN VIRGINIA THUNDERSTORMS..HEAVY RAIN AND WIND GUSTS IN EXCESS OF 50 MPH ARE POSSIBLE. THE POSSIBLITY THAT THIS STORM MAY PRODIUCE TORNADOS CAN NOT BE DISCOUNTED. .RESIDENTS SHOULD LISTEN TO NOAA WEATHER RADIO AND LOCAL MEDIA THROUGHOUT THE DAY. HUDGINS
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 8:50 AM EDT | Flash Flood Warning | RNK | Surry, Wilkes | 115 min |
| Sep 22, 8:50 AM EDT | Flash Flood Warning | RNK | Stokes | 115 min |
| Sep 22, 10:41 AM EDT | Flash Flood Warning | RNK | Stokes, Surry | 3 hr |
| Sep 22, 10:41 AM EDT | Flash Flood Warning | RNK | Alleghany, Wilkes | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 1989Every flash flood warning in 1989
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.