Alert archive / Ohio / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 159, NWS Cleveland, OH

September 13, 1991Washington County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Sep 13, 1991, 6:15 PM EDT for Washington County, Ohio. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Sep 13, 1991, 6:15 PM EDT (22:15 UTC)
Expired
Sep 13, 1991, 7:15 PM EDT
In force
60 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Washington County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 10.3 hours before the alert went out and 159 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 1991-09-13Temperature 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 1991-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 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
1243 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
152 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 Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 13, 5:15 PM EDTSevere Thunderstorm WarningCLEBelmont, Guernsey60 min
Sep 13, 6:39 PM EDTSevere Thunderstorm WarningCLENoble66 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1991Every severe thunderstorm 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.