Alert archive / Ohio / Flash Flood Warnings in 1991

Flash Flood Warning 29, NWS Charleston, WV

December 3, 1991Athens County, Vinton County, Ohio

NWS Charleston, WV issued this flash flood warning at Dec 3, 1991, 4:45 AM EST for Athens County, Vinton County, Ohio. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Dec 3, 1991, 4:45 AM EST (09:45 UTC)
Expired
Dec 3, 1991, 8:45 AM EST
In force
4 hr
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Athens County, OH, Vinton County, OH

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 00:00Z, 9.8 hours before the alert went out and 105 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 1991-12-03Temperature 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 1991-12-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 483 square meters per square second.1939587897Sfc1 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
525 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
483 m²/s²
0-3 km storm-relative helicity
804 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
Dec 2, 8:15 PM ESTFlash Flood WarningRLXBraxton, Webster6 hr
Dec 2, 9:38 PM ESTFlash Flood WarningRLXFayette, Raleigh3 hr
Dec 2, 9:38 PM ESTFlash Flood WarningRLXLogan3 hr
Dec 3, 1:20 AM ESTFlash Flood WarningRLXWood5 hr
Dec 3, 9:00 AM ESTFlash Flood WarningRLXAthens, Vinton3 hr

Nearby

Flash Flood Warnings in Ohio, 1991Every flash flood warning in 1991

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.