Alert archive / Indiana / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 216, NWS Louisville, KY

October 26, 20195 counties in Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Oct 26, 2019, 5:44 PM EDT for 5 counties in Indiana. It was in force for 31 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: Oct 26, 2019, 5:44 PM EDT (21:44 UTC)
Expired: Oct 26, 2019, 6:15 PM EDT
In force: 31 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Crawford County, IN, Dubois County, IN, Harrison County, IN, Orange County, IN, Perry County, IN

The radar

The Louisville radar (KLVX), 61 km from the middle of the area, began a volume at 21:44 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, 9.7 hours before the alert went out and 241 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 565 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 447 m²/s²
0-3 km storm-relative helicity: 502 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Oct 26, 3:38 PM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Oct 26, 3:38 PM EDT, 2 hours 6 minutes before

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Hazardous weather outlook, Oct 26, 3:45 PM EDT, 1 hour 59 minutes before

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In the hours before

Local storm report, Oct 26, 5:02 PM EDT, 42 minutes before

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Local storm report, Oct 26, 5:12 PM EDT, 32 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
Oct 26, 3:36 AM EDT	Wind Advisory	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	17 hr
Oct 26, 4:18 PM EDT	Severe Thunderstorm Warning	LMK	Butler, Logan, Ohio	27 min
Oct 26, 5:05 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hancock, Ohio	25 min
Oct 26, 5:22 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade	23 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2019 Every severe thunderstorm warning in 2019

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.