Alert archive / West Virginia / Flash Flood Warnings in 1993

Flash Flood Warning 1, NWS Pittsburgh, PA

March 4, 1993Marshall County, West Virginia

NWS Pittsburgh, PA issued this flash flood warning at Mar 4, 1993, 4:36 PM EST for Marshall County, West Virginia. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 1993, 4:36 PM EST (21:36 UTC)
Expired
Mar 4, 1993, 7:45 PM EST
In force
3 hr
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Marshall County, WV

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.6 hours before the alert went out and 78 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, Pittsburgh, PA at 12:00Z on 1993-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Pittsburgh, PA at 12:00Z on 1993-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 247 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
592 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
247 m²/s²
0-3 km storm-relative helicity
238 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, Mar 4, 10:57 AM EST, 5 hours 39 minutes before
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Special weather statement, Mar 4, 11:25 AM EST, 5 hours 11 minutes before
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Special weather statement, Mar 4, 3:07 PM EST, 1 hour 29 minutes before
PAZ015-WVZ001-050500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
300 PM EST THU MAR 4 1993

...WHEELING CREEK RISING...

HEAVY RAIN THIS MORNING WHICH FELL OVER SATURATED SOIL IS CAUSING
WHEELING CREEK TO RISE RAPIDLY.

AT 300 PM THE STAGE READING ON WHEELING CREEK AT ELM GROVE WAS 4.4 FEET
AND RISING.  FLOOD STAGE IS 7 FEET.  WHEELING CREEK IS EXPECTED TO

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.