Alert archive / Ohio / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 2, NWS Wilmington, OH

April 15, 1993Butler County, Ohio; Franklin County, Indiana

NWS Wilmington, OH issued this severe thunderstorm warning at Apr 15, 1993, 4:59 PM EDT for Butler County, Ohio; Franklin County, Indiana. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1993, 4:59 PM EDT (20:59 UTC)
Expired
Apr 15, 1993, 6:00 PM EDT
In force
61 min
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Franklin County, IN, Butler County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.0 hours before the alert went out and 75 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, Dayton/James M C, OH at 12:00Z on 1993-04-15Temperature 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, Dayton/James M C, OH at 12:00Z on 1993-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 327 square meters per square second.19395878Sfc1 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
1876 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
327 m²/s²
0-3 km storm-relative helicity
369 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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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 Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 5:25 PM EDTSevere Thunderstorm WarningILNPreble65 min
Apr 15, 5:57 PM EDTSevere Thunderstorm WarningILNButler48 min
Apr 15, 6:27 PM EDTSevere Thunderstorm WarningILNPreble63 min
Apr 15, 7:20 PM EDTSevere Thunderstorm WarningILNMontgomery55 min
Apr 15, 6:06 PM EDTSevere Thunderstorm WarningILNCarroll, Gallatin, Owen54 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1993Severe Thunderstorm Warnings in Indiana, 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.