Alert archive / Indiana / Tornado Warnings in 1991

Tornado Warning 5, NWS Wilmington, OH

August 19, 1991Dearborn County, Indiana

NWS Wilmington, OH issued this tornado warning at Aug 19, 1991, 6:54 PM EDT for Dearborn County, Indiana. It was in force for 51 min.

The area

The counties it named.

The facts

Issued: Aug 19, 1991, 6:54 PM EDT (22:54 UTC)
Expired: Aug 19, 1991, 7:45 PM EDT
In force: 51 min
Issued by: NWS Wilmington, OH
Area: Whole counties

County Dearborn County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 10.9 hours before the alert went out and 107 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 604 J/kg
Mixed-layer CIN: -43 J/kg
Mixed-layer LCL: 1182 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 18 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Aug 19, 4:27 PM EDT, 2 hours 27 minutes before

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Special weather statement, Aug 19, 5:13 PM EDT, 1 hour 41 minutes before

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Special weather statement, Aug 19, 5:17 PM EDT, 1 hour 37 minutes before

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Special weather statement, Aug 19, 5:42 PM EDT, 1 hour 12 minutes before

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Special weather statement, Aug 19, 5:47 PM EDT, 1 hour 7 minutes before

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Special weather statement, Aug 19, 6:45 PM EDT, 9 minutes before

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The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 19, 11:05 AM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton	55 min
Aug 19, 7:40 PM EDT	Tornado Warning	ILN	Boone, Kenton	50 min
Aug 19, 9:53 AM EDT	Severe Thunderstorm Warning	ILN	Ripley	67 min
Aug 19, 10:21 AM EDT	Severe Thunderstorm Warning	ILN	Dearborn	54 min

Nearby

Tornado Warnings in Indiana, 1991 Every tornado warning in 1991 Tornadoes 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.