Alert archive / Indiana / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 196, NWS Indianapolis, IN

September 26, 2023Montgomery County, Putnam County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Sep 26, 2023, 4:15 PM EDT for Montgomery County, Putnam County, Indiana. It was in force for 30 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: Sep 26, 2023, 4:15 PM EDT (20:15 UTC)
Expired: Sep 26, 2023, 4:45 PM EDT
In force: 30 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Montgomery County, IN, Putnam County, IN

The radar

The Indianapolis radar (KIND), 53 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 151 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: 128 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 1483 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 36 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 Indianapolis, IN wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 26, 3:57 PM EDT, 18 minutes earlier.

Area forecast discussion, Sep 26, 3:57 PM EDT, 18 minutes before

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Hazardous weather outlook, Sep 26, 3:47 PM EDT, 28 minutes before

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In the hours before

Special weather statement, Sep 26, 3:05 PM EDT, 1 hour 10 minutes before

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Special weather statement, Sep 26, 3:18 PM EDT, 57 minutes before

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Special weather statement, Sep 26, 3:21 PM EDT, 54 minutes before

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Special weather statement, Sep 26, 3:21 PM EDT, 54 minutes before

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Special weather statement, Sep 26, 4:06 PM EDT, 9 minutes before

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Special weather statement, Sep 26, 4:07 PM EDT, 8 minutes before

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The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 26, 2:27 PM EDT	Special Weather Statement	IND	Fountain	33 min
Sep 26, 2:28 PM EDT	Special Weather Statement	IND	Vermillion	32 min
Sep 26, 2:36 PM EDT	Severe Thunderstorm Warning	IND	Parke, Vermillion	24 min
Sep 26, 2:43 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Parke, Vermillion	32 min
Sep 26, 2:48 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Vermillion, Warren	27 min
Sep 26, 3:00 PM EDT	Special Weather Statement	IND	Parke	30 min
Sep 26, 3:05 PM EDT	Special Weather Statement	IND	Greene	25 min
Sep 26, 3:18 PM EDT	Special Weather Statement	IND	Fountain	27 min
Sep 26, 3:21 PM EDT	Special Weather Statement	IND	Vermillion	24 min
Sep 26, 3:21 PM EDT	Special Weather Statement	IND	Owen	24 min
Sep 26, 3:37 PM EDT	Severe Thunderstorm Warning	IND	Owen	23 min
Sep 26, 4:06 PM EDT	Special Weather Statement	IND	Putnam	24 min
Sep 26, 4:07 PM EDT	Special Weather Statement	IND	Owen	8 min
Sep 26, 4:19 PM EDT	Special Weather Statement	IND	Clay, Putnam	26 min
Sep 26, 4:24 PM EDT	Severe Thunderstorm Warning	IND	Clay, Parke, Putnam	36 min
Sep 26, 4:32 PM EDT	Special Weather Statement	IND	Montgomery	28 min
Sep 26, 4:41 PM EDT	Special Weather Statement	IND	Brown	34 min
Sep 26, 4:44 PM EDT	Special Weather Statement	IND	Montgomery	31 min
Sep 26, 5:01 PM EDT	Special Weather Statement	IND	Clinton	29 min
Sep 26, 5:47 PM EDT	Special Weather Statement	IND	Johnson	28 min
Sep 26, 5:48 PM EDT	Special Weather Statement	IND	Marion	27 min
Sep 26, 6:07 PM EDT	Special Weather Statement	IND	Hamilton	38 min
Sep 26, 6:24 PM EDT	Special Weather Statement	IND	Hancock	36 min
Sep 26, 6:54 PM EDT	Special Weather Statement	IND	Madison	36 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.