Alert archive / Virginia / Flash Flood Warnings in 1990

Flash Flood Warning 3, NWS Wakefield, VA

October 23, 1990Spotsylvania County, Virginia

NWS Wakefield, VA issued this flash flood warning at Oct 23, 1990, 6:58 AM EDT for Spotsylvania County, Virginia. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Oct 23, 1990, 6:58 AM EDT (10:58 UTC)
Expired
Oct 23, 1990, 9:00 AM EDT
In force
2 hr
Issued by
NWS Wakefield, VA
Area
Whole counties

County Spotsylvania 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

Washington/Dulle, VA (KIAD), launched 00:00Z, 11.0 hours before the alert went out and 88 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-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 1990-10-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 1990-10-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
717 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 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 23, 3:31 AM EDT, 3 hours 27 minutes before
VAZ010-006-007-012-013-014-010-018-231000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RICHMOND VA
330 AM EDT TUE OCT 23 1990

 ...FLOOD WATCH IN EFFECT FOR BATH...HIGHLAND...ALLEGHANY...
ROCKBRIDGE...NELSON...AND ALBEMARLE COUNTIES...

THE NATIONAL WEATHER SERVICE HAS CONTINUED THE FLOOD WATCH FOR MUCH
OF WESTERN VIRGINIA...INCLUDING BATH...HIGHLAND...ALLEGHANY...
ROCKBRIDGE...NELSON...AND ALBEMARLE COUNTIES UNTIL 6 AM EDT TUESDAY
MORNING.

A COLD FRONT JUST WEST OF THE APPALACHIAN DIVIDE HAS SPREAD RAIN OVER
WESTERN AND CENTRAL VIRGINIA. LOW PRESSURE IS CURRENTLY LOCATED OVER
THE WESTERN CAROLINAS AND WILL MOVE NORTH NORTHEAST...ACROSS WESTERN
VIRGINIA OVERNIGHT AND EARLY TUESDAY. THE LOW COMBINED WITH A MOIST
SOUTHEASTERLY FLOW WILL ENHANCE THE RAINFALL TONIGHT AS IT MOVES BY.
SOME LOCATIONS WILL HAVE ALREADY RECIEVED 2 INCHES OF RAIN OR MORE AND
AN ADDITIONAL 2 INCHES IS POSSIBLE. DUE TO THE HEAVY RAINS LAST WEEKEND AND
THE GROUND ALREADY SATURATED... THIS RAINFALL COULD CAUSE SOME RIVER
AND STREAM LEVELS TO APPROACH AND POSSIBLY EXCEED BANKFUL.

AT 315 AM RADAR SHOWS A LINE OF MODERATE SHOWERS WITH SCATTERED
HEAVIER SHOWERS EXTENDING ALONG A LINE FROM CUMBERLAND COUNTY VIRGINIA
DOWN TO NORTH CENTRAL NORTH CAROLINA. THESE STORMS ARE MOVING TOWARD
THE NORTHEAST AT 10 TO 15 MPH.

PERSONS IN THE WATCH AREA SHOULD REMAIN ALERT TO THE POSSIBILITY OF
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 ANY
FLOODED ROADWAYS.

STAY TUNED TO COMMERCIAL TELEVISION/RADIO OR LOCAL NOAA WEATHER RADIO
FOR ADDITIONAL STATEMENTS.

REPORT ANY FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY TO BE RELAYED
TO THE NEAREST NATIONAL WEATHER SERVICE OFFICE.

LIPSON

Nearby

Flash Flood Warnings in Virginia, 1990Every 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.