Alert archive / West Virginia / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 33, NWS Pittsburgh, PA

May 24, 1994Washington County, Pennsylvania; Brooke County, Ohio County, West Virginia

NWS Pittsburgh, PA issued this severe thunderstorm warning at May 24, 1994, 7:27 PM EDT for Washington County, Pennsylvania; Brooke County, Ohio County, West Virginia. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
May 24, 1994, 7:27 PM EDT (23:27 UTC)
Expired
May 24, 1994, 8:30 PM EDT
In force
63 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

Counties Washington County, PA, Brooke County, WV, Ohio County, WV

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 11.5 hours before the alert went out and 41 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 1994-05-24Temperature 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, Pittsburgh, PA at 12:00Z on 1994-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
2513 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
58 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 Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 4:53 PM EDTSevere Thunderstorm WarningPBZAllegheny, Beaver, Washington52 min
May 24, 5:10 PM EDTSevere Thunderstorm WarningPBZButler, Westmoreland65 min
May 24, 5:25 PM EDTTornado WarningPBZButler35 min
May 24, 5:37 PM EDTSevere Thunderstorm WarningPBZArmstrong68 min
May 24, 6:22 PM EDTSevere Thunderstorm WarningPBZBeaver, Washington68 min
May 24, 6:22 PM EDTSevere Thunderstorm WarningPBZAllegheny68 min
May 24, 6:38 PM EDTSevere Thunderstorm WarningPBZBlair, Cambria67 min
May 24, 6:38 PM EDTSevere Thunderstorm WarningPBZSomerset67 min
May 24, 6:45 PM EDTSevere Thunderstorm WarningPBZOhio45 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 1994Severe Thunderstorm Warnings in Pennsylvania, 1994Every severe thunderstorm warning in 1994

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.