Alert archive / West Virginia / Flash Flood Warnings in 1993

Flash Flood Warning 42, NWS Charleston, WV

April 2, 1993Raleigh County, West Virginia

NWS Charleston, WV issued this flash flood warning at Apr 2, 1993, 4:00 AM EST for Raleigh County, West Virginia. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Apr 2, 1993, 4:00 AM EST (09:00 UTC)
Expired
Apr 2, 1993, 8:00 AM EST
In force
4 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Raleigh County, WV

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 00:00Z, 9.0 hours before the alert went out and 128 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, Huntington/Tri S, WV at 00:00Z on 1993-04-02Temperature 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, Huntington/Tri S, WV at 00:00Z on 1993-04-02The 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
757 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
-23 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 Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 1, 9:43 PM ESTFlash Flood WarningRLXRaleigh62 min
Apr 2, 1:00 AM ESTFlash Flood WarningRLXRaleigh3 hr

Nearby

Flash Flood Warnings in West Virginia, 1993Every flash flood warning in 1993

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.