Alert archive / Ohio / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 91, NWS Cleveland, OH

July 11, 1993Erie County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 11, 1993, 7:30 PM EDT for Erie County, Ohio. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 11, 1993, 7:30 PM EDT (23:30 UTC)
Expired
Jul 11, 1993, 8:30 PM EDT
In force
60 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, OH

The nearest sounding before it

Detroit, MI (KFNT), launched 12:00Z, 11.5 hours before the alert went out and 155 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, Detroit, MI at 12:00Z on 1993-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 672 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, Detroit, MI at 12:00Z on 1993-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
672 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
41 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
Jul 11, 5:17 PM EDTSevere Thunderstorm WarningCLEPutnam43 min
Jul 11, 6:41 PM EDTSevere Thunderstorm WarningCLEWood34 min
Jul 11, 6:57 PM EDTSevere Thunderstorm WarningCLEWyandot33 min
Jul 11, 7:54 PM EDTSevere Thunderstorm WarningCLEHuron66 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1993Every severe thunderstorm 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.