Alert archive / Virginia / Flash Flood Warnings in 1990

Flash Flood Warning 27, NWS Blacksburg, VA

October 22, 1990Amherst County, Virginia

NWS Blacksburg, VA issued this flash flood warning at Oct 22, 1990, 10:15 PM EDT for Amherst County, Virginia. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Oct 22, 1990, 10:15 PM EDT (02:15 UTC)
Expired: Oct 23, 1990, 1:15 AM EDT
In force: 3 hr
Issued by: NWS Blacksburg, VA
Area: Whole counties

County Amherst County, VA

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 00:00Z, 2.3 hours before the alert went out and 182 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: NaN m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 156 m²/s²
0-3 km storm-relative helicity: 233 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 KLYH 230219
FFWLYH
VAC009-110515-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LYNCHBURG VA
1015 PM EDT MON OCT 22 1990

THE NATIONAL WEATHER SERVICE IN LYNCHBURG HAS ISSUED A FLASH FLOOD
WARNING EFFECTIVE UNTIL 115 AM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES OF

VIRGINIA...AMHERST

THE SHERIFFS OFFICE IN AMHERST COUNTY REPORTS THAT SOME ROADS ARE
BEGINNING TO BE COVERED WITH WATER IN WIDELY SEPARATED AREAS.

SINCE HEAVY RAINS IN AMHERST COUNTY ARE EXPECTED TO CONTINUE FOR AT
LEAST ANOTHER HOUR..FURTHER FLOODING CAN BE EXPECTED.

IF YOU LIVE NEAR A SMALL STREAM OR LOW AREA PRONE TO FLOODING..MOVE
TO A PLACE OF SAFETY. DO NOT ATTEMPT TO DRIVE THOUGH WATER COVERED
ROADS.

HUDGINS

What 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, Oct 22, 4:39 PM EDT, 5 hours 36 minutes before

VAZ008-009-222000

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYHCHBURG VA
430 PM EDT MON OCT 22 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WATCH EFFECTIVE
UNTIL 600 AM EDT TUESDAY MORNING FOR THE VIRGINIA COUNTIES OF AMHERST
...APPOMATTOX...BEDFORD...CAMPBELL AND THE INDEPENDENT CITIES OF
BEDFORD AND LYNCHBURG.

WIDESPREAD RAIN ASSOCIATED WITH A SLOW MOVING COLD FRONT WILL
CONTINUE TO FALL OVER SOUTHWEST AND SOUTHCENTRAL VIRGINIA TONIGHT AND
EARLY TUESDAY MORNING. THIS SYSTEM WILL BRING LOCALLY HEAVY RAINS TO
THE WATCH AREA.

PERSONS IN THE WATCH AREA SHOULD REMAIN ALERT TO THE POSSIBLY OF
FLOODING. IF YOUG LIVE NEAR A CREEK OR STREAM BE PREPARED TO MOVE
TO HIGHER GROUND IF FLOODING OCCURS. DO NOT ATTEMPT TO DRIVE ACROSS
FLOODED ROADWAYS.

MEADOWS

Special weather statement, Oct 22, 6:30 PM EDT, 3 hours 45 minutes before

VAZ008-009-222230

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYHCHBURG VA
630 PM EDT MON OCT 22 1990

A FLASH FLOOD WATCH REMAINS IN  EFFECTIVE UNTIL 600 AM EDT TUESDAY
FOR..APPOMATTOX...BEDFORD...CAMPBELL AND THE INDEPENDENT CITIES OF
BEDFORD AND LYNCHBURG.

RADARD INDICATES RATHER HEAVY RAIN OVER MOST OF BEDFORD COUNTY AND IN
THE WESTERN HALF OF PITTSYLVANIA COUNTY AT THIS HOUR.
PERSONS IN THOSE AREAS SHOULD REMAIN ALERT FOR POSSIBLE FLOODING.

IF YOU LIVE NEAR A CREEK OR STREAM BE PREPARED TO MOVE TO HIGHER
GROUND IF FLOODING OCCURS. DO NOT ATTEMPT TO DRIVE ACROSS FLOODED
ROADWAYS.

HUDGINS

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 22, 11:00 PM EDT	Flash Flood Warning	RNK	Campbell	3 hr

Nearby

Flash Flood Warnings in Virginia, 1990 Every flash flood 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.