Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 132, NWS Cleveland, OH

June 21, 1994Columbiana County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 1994, 2:18 PM EDT for Columbiana County, Ohio. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Jun 21, 1994, 2:18 PM EDT (18:18 UTC)
Expired
Jun 21, 1994, 3:00 PM EDT
In force
42 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Columbiana County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 6.3 hours before the alert went out and 70 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 1994-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 262 joules per kilogram.LCLLFCEL10008507005003002001001 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 1994-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 square meters per square second.1939Sfc1 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
262 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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
Jun 21, 1:47 PM EDTSevere Thunderstorm WarningCLECarroll, Tuscarawas58 min
Jun 21, 2:27 PM EDTSevere Thunderstorm WarningCLEHarrison, Jefferson63 min
Jun 21, 2:54 PM EDTSevere Thunderstorm WarningCLEGuernsey66 min
Jun 21, 3:20 PM EDTSevere Thunderstorm WarningCLEBelmont55 min
Jun 21, 4:05 PM EDTSevere Thunderstorm WarningCLEMonroe, Noble55 min
Jun 21, 4:56 PM EDTSevere Thunderstorm WarningCLENoble, Washington64 min
Jun 21, 6:03 PM EDTSevere Thunderstorm WarningCLEWashington57 min

Nearby

Severe Thunderstorm Warnings in Ohio, 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.