Alert archive / Indiana / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 212, NWS Louisville, KY

July 1, 2023Dubois County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jul 1, 2023, 9:29 AM EDT for Dubois County, Indiana. It was in force for 46 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: Jul 1, 2023, 9:29 AM EDT (13:29 UTC)
Expired: Jul 1, 2023, 10:15 AM EDT
In force: 46 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Dubois County, IN

The radar

The Evansville,IN radar (KVWX), 75 km from the middle of the area, began a volume at 13:31 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

Lincoln, IL (KILX), launched 12:00Z, 1.5 hours before the alert went out and 248 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: 59 J/kg
Mixed-layer CIN: -155 J/kg
Mixed-layer LCL: 1240 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 180 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Jul 1, 6:50 AM EDT, 2 hours 39 minutes earlier.

Area forecast discussion, Jul 1, 6:50 AM EDT, 2 hours 39 minutes before

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Hazardous weather outlook, Jul 1, 4:35 AM EDT, 4 hours 54 minutes before

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In the hours before

Special weather statement, Jul 1, 7:26 AM EDT, 2 hours 3 minutes before

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Special weather statement, Jul 1, 7:37 AM EDT, 1 hour 52 minutes before

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Special weather statement, Jul 1, 8:01 AM EDT, 1 hour 28 minutes before

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Special weather statement, Jul 1, 8:31 AM EDT, 58 minutes before

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Special weather statement, Jul 1, 8:45 AM EDT, 44 minutes before

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Local storm report, Jul 1, 9:05 AM EDT, 24 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 30, 8:00 PM EDT	Severe Thunderstorm Warning	LMK	Allen	45 min
Jun 30, 8:08 PM EDT	Severe Thunderstorm Warning	LMK	Allen, Simpson	37 min
Jun 30, 8:14 PM EDT	Special Weather Statement	LMK	Hart	31 min
Jun 30, 8:19 PM EDT	Severe Thunderstorm Warning	LMK	Logan	26 min
Jun 30, 8:37 PM EDT	Areal Flood Advisory	LMK	Allen	3 hr
Jun 30, 8:43 PM EDT	Severe Thunderstorm Warning	LMK	Logan, Simpson	32 min
Jun 30, 9:04 PM EDT	Areal Flood Advisory	LMK	Simpson	3 hr
Jun 30, 9:46 PM EDT	Special Weather Statement	LMK	Grayson	29 min
Jul 1, 12:29 AM EDT	Special Weather Statement	LMK	Breckinridge, Hancock	31 min
Jul 1, 12:48 AM EDT	Special Weather Statement	LMK	Ohio	27 min
Jul 1, 2:07 AM EDT	Severe Thunderstorm Warning	LMK	Harrison, Scott	23 min
Jul 1, 2:17 AM EDT	Severe Thunderstorm Warning	LMK	Henry, Trimble	28 min
Jul 1, 2:27 AM EDT	Severe Thunderstorm Warning	LMK	Harrison, Scott	33 min
Jul 1, 2:30 AM EDT	Special Weather Statement	LMK	Bourbon, Fayette, Nicholas	30 min
Jul 1, 3:12 AM EDT	Areal Flood Advisory	LMK	Bourbon, Harrison, Nicholas	4 hr
Jul 1, 3:23 AM EDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Hancock	37 min
Jul 1, 3:37 AM EDT	Areal Flood Advisory	LMK	Fayette	3 hr
Jul 1, 3:54 AM EDT	Special Weather Statement	LMK	Breckinridge, Grayson	36 min
Jul 1, 5:13 AM EDT	Areal Flood Advisory	LMK	Bourbon, Harrison, Scott	3 hr
Jul 1, 7:22 AM EDT	Special Weather Statement	LMK	Oldham	23 min
Jul 1, 8:31 AM EDT	Special Weather Statement	LMK	Jefferson, Oldham	14 min
Jul 1, 8:45 AM EDT	Special Weather Statement	LMK	Henry, Shelby	15 min
Jul 1, 9:33 AM EDT	Special Weather Statement	LMK	Mercer	27 min
Jul 1, 10:30 AM EDT	Special Weather Statement	LMK	Hardin	30 min
Jul 1, 11:02 AM EDT	Special Weather Statement	LMK	Simpson	28 min
Jul 1, 11:03 AM EDT	Special Weather Statement	LMK	Larue	27 min
Jul 1, 11:28 AM EDT	Special Weather Statement	LMK	Allen	32 min
Jul 1, 11:37 AM EDT	Special Weather Statement	LMK	Washington	23 min
Jul 1, 12:11 PM EDT	Special Weather Statement	LMK	Garrard, Lincoln	34 min
Jul 1, 12:59 AM EDT	Severe Thunderstorm Warning	LMK	Jefferson	31 min
Jul 1, 3:18 AM EDT	Special Weather Statement	LMK	Jefferson	27 min
Jul 1, 7:26 AM EDT	Special Weather Statement	LMK	Washington	34 min
Jul 1, 7:37 AM EDT	Special Weather Statement	LMK	Washington	38 min
Jul 1, 8:01 AM EDT	Special Weather Statement	LMK	Clark, Floyd	14 min
Jul 1, 10:04 AM EDT	Special Weather Statement	LMK	Crawford, Orange, Perry	41 min
Jul 1, 10:33 AM EDT	Special Weather Statement	LMK	Harrison	27 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2023 Every severe thunderstorm warning in 2023

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.