Alert archive / Virginia / Flash Flood Warnings in 1988

Flash Flood Warning 2, NWS Baltimore/Washington

May 23, 1988Warren County, Virginia

NWS Baltimore/Washington issued this flash flood warning at May 23, 1988, 4:50 PM EDT for Warren County, Virginia. It was in force for 115 min.

The area

The counties it named.

The facts

Issued
May 23, 1988, 4:50 PM EDT (20:50 UTC)
Expired
May 23, 1988, 6:45 PM EDT
In force
115 min
Issued by
NWS Baltimore/Washington
Area
Whole counties

County Warren 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 12:00Z, 8.8 hours before the alert went out and 70 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 12:00Z on 1988-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 86 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 1988-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.193958Sfc1 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
86 J/kg
Mixed-layer CIN
-162 J/kg
Mixed-layer LCL
1111 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
52 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.

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 22, 8:33 PM EDTFlash Flood WarningLWXFauquier, Rappahannock117 min
May 23, 4:06 PM EDTSevere Thunderstorm WarningLWXLoudoun69 min
May 23, 5:33 PM EDTFlash Flood WarningLWXFauquier, Loudoun3 hr
May 23, 6:00 PM EDTSevere Thunderstorm WarningLWXMontgomery45 min

Nearby

Flash Flood Warnings in Virginia, 1988Every flash flood warning in 1988

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.