Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 207, NWS Louisville, KY

June 23, 1998Hancock County, Kentucky; Perry County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jun 23, 1998, 12:05 AM CDT for Hancock County, Kentucky; Perry County, Indiana. It was in force for 35 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 23, 1998, 12:05 AM CDT (05:05 UTC)
Expired: Jun 23, 1998, 12:40 AM CDT
In force: 35 min
Issued by: NWS Louisville, KY
Area: Whole counties

Counties Perry County, IN, Hancock County, KY

What was reported inside it

Time	Report	Where	Remark
Jun 23, 12:30 AM CDT	Thunderstorm Wind 50	Hawesville, KY	Dispatch reported lines down on River Road.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 5.1 hours before the alert went out and 204 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: 2645 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 1476 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.4

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 severe thunderstorm 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, Jun 22, 6:09 PM CDT, 5 hours 56 minutes before

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Local storm report, Jun 22, 6:39 PM CDT, 5 hours 26 minutes before

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Local storm report, Jun 22, 7:00 PM CDT, 5 hours 5 minutes before

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Local storm report, Jun 22, 7:00 PM CDT, 5 hours 5 minutes before

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Local storm report, Jun 22, 7:11 PM CDT, 4 hours 54 minutes before

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Local storm report, Jun 22, 7:46 PM CDT, 4 hours 19 minutes before

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The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 23, 12:25 AM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	35 min
Jun 23, 1:51 AM CDT	Flash Flood Warning	LMK	Hancock	2 hr
Jun 23, 5:07 PM CDT	Severe Thunderstorm Warning	LMK	Hancock	23 min
Jun 23, 5:32 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge	28 min
Jun 22, 11:51 PM CDT	Severe Thunderstorm Warning	LMK	Dubois	39 min
Jun 22, 11:57 PM CDT	Severe Thunderstorm Warning	LMK	Washington	33 min
Jun 23, 12:05 AM CDT	Severe Thunderstorm Warning	LMK	Crawford	35 min
Jun 23, 12:36 AM CDT	Severe Thunderstorm Warning	LMK	Jefferson	34 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1998 Severe Thunderstorm Warnings in Indiana, 1998 Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.