Alert archive / Indiana / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 84, NWS Louisville, KY

March 12, 2006Crawford County, Orange County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Mar 12, 2006, 6:06 PM EST for Crawford County, Orange County, Indiana. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 12, 2006, 6:06 PM EST (23:06 UTC)
Expired: Mar 12, 2006, 6:45 PM EST
In force: 39 min
Issued by: NWS Louisville, KY
Area: Counties, with a storm outline in the text

Counties Crawford County, IN, Orange County, IN

The radar

The Louisville radar (KLVX), 67 km from the middle of the area, began a volume at 23:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.1 hours before the alert went out and 255 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: 482 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 731 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 237 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.9

Open this sounding in Storm Lab

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.

NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 12, 3:43 PM EST, 2 hours 23 minutes earlier.

Area forecast discussion, Mar 12, 3:43 PM EST, 2 hours 23 minutes before

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Hazardous weather outlook, Mar 12, 3:52 PM EST, 2 hours 14 minutes before

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In the hours before

Special weather statement, Mar 12, 12:49 PM EST, 5 hours 17 minutes before

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Special weather statement, Mar 12, 3:22 PM EST, 2 hours 44 minutes before

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Special weather statement, Mar 12, 3:50 PM EST, 2 hours 16 minutes before

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Special weather statement, Mar 12, 4:58 PM EST, 1 hour 8 minutes before

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Special weather statement, Mar 12, 5:50 PM EST, 16 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
Mar 11, 7:22 PM EST	Severe Thunderstorm Warning	LMK	Allen	23 min
Mar 11, 7:38 PM EST	Severe Thunderstorm Warning	LMK	Barren	37 min
Mar 12, 4:56 AM EST	Severe Thunderstorm Warning	LMK	Trimble	34 min
Mar 12, 4:59 AM EST	Tornado Warning	LMK	Trimble	21 min
Mar 12, 6:14 AM EST	Flash Flood Warning	LMK	Henry, Jefferson, Oldham, Trimble	4 hr
Mar 12, 7:09 AM EST	Flash Flood Warning	LMK	Harrison, Scott	4 hr
Mar 12, 3:34 AM EST	Flash Flood Warning	LMK	Dubois, Orange	4 hr
Mar 12, 3:53 AM EST	Severe Thunderstorm Warning	LMK	Orange	22 min
Mar 12, 4:35 AM EST	Flash Flood Warning	LMK	Jefferson, Scott, Washington	4 hr
Mar 12, 5:08 AM EST	Flash Flood Warning	LMK	Crawford, Perry	4 hr
Mar 12, 5:41 AM EST	Flash Flood Warning	LMK	Floyd, Harrison	4 hr
Mar 12, 5:55 AM EST	Flash Flood Warning	LMK	Clark	4 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2006 Every severe thunderstorm warning in 2006

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; radar from the NEXRAD Level II archive.