Alert archive / Indiana / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 23, NWS Indianapolis, IN

March 11, 20267 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 11, 2026, 7:23 AM EDT for 7 counties in Indiana. It was in force for 52 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 11, 2026, 7:23 AM EDT (11:23 UTC)
Expired: Mar 11, 2026, 8:15 AM EDT
In force: 52 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Clay County, IN, Greene County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Sullivan County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 80 km from the middle of the area, began a volume at 11:22 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 11, 6:22 AM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 11.4 hours before the alert went out and 153 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: 2012 J/kg
Mixed-layer CIN: -43 J/kg
Mixed-layer LCL: 1162 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 230 m²/s²
0-3 km storm-relative helicity: 356 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 15.0

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 Mar 11, 6:47 AM EDT, 36 minutes earlier.

Area forecast discussion, Mar 11, 6:47 AM EDT, 36 minutes before

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Hazardous weather outlook, Mar 11, 2:56 AM EDT, 4 hours 27 minutes before

Hazardous Weather Outlook
National Weather Service Indianapolis IN
256 AM EDT Wed Mar 11 2026

INZ021-028>031-035>049-051>057-060>065-067>072-121000-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby-
Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess-
Martin-Lawrence-Jackson-Jennings-
256 AM EDT Wed Mar 11 2026

This hazardous weather outlook is for central Indiana.

.DAY ONE...Today and Tonight.

Thunderstorms will expand into the area from the west early this
morning. Storms will be capable of producing damaging straight line
winds, large hail, very heavy rain and isolated tornadoes. The
primary timeframe for impacts across central Indiana will be from 4
AM through 11 AM this morning.

Scattered severe storms will redevelop this afternoon across the
southeast half of central Indiana. Damaging winds are possible from
these storms. The primary timeframe for impacts will be from 1 PM
through 5 PM.

The heavy rainfall may cause localized flash flooding this morning...
and will exacerbate and prolong any ongoing flooding.

Wind gusts peaking at 45 to 50 mph are possible as well over most of
central Indiana through late afternoon.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Wind gusts in excess of 40 mph are expected Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed today.

&&

More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind

In the hours before

Special weather statement, Mar 11, 4:01 AM EDT, 3 hours 22 minutes before

Special Weather Statement
National Weather Service Indianapolis IN
401 AM EDT Wed Mar 11 2026

INZ028-029-035-110830-
Fountain IN-Warren IN-Tippecanoe IN-
401 AM EDT Wed Mar 11 2026

...A strong thunderstorm will impact portions of northern Fountain,
northwestern Tippecanoe and Warren Counties through 430 AM EDT...

At 401 AM EDT, Doppler radar was tracking a strong thunderstorm 8
miles west of Williamsport, or 13 miles northeast of Danville, moving
northeast at 60 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Williamsport, Attica, Shadeland, West Lebanon, Pine Village, and
Rainsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4040 8693 4017 8746 4025 8753 4035 8753
      4048 8728 4048 8709 4056 8709 4056 8708
TIME...MOT...LOC 0801Z 236DEG 51KT 4029 8745

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

Ryan

Special weather statement, Mar 11, 4:25 AM EDT, 2 hours 58 minutes before

Special Weather Statement
National Weather Service Indianapolis IN
425 AM EDT Wed Mar 11 2026

INZ021-028-029-110900-
Warren IN-Tippecanoe IN-Carroll IN-
425 AM EDT Wed Mar 11 2026

...A strong thunderstorm will impact portions of northwestern
Carroll, northern Tippecanoe and northeastern Warren Counties through
500 AM EDT...

At 425 AM EDT, Doppler radar was tracking a strong thunderstorm near
Otterbein, moving northeast at 55 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Lafayette, West Lafayette, Delphi, Shadeland, Battle Ground, Camden,
Yeoman, and Purdue University.

This includes Interstate 65 between mile markers 173 and 184.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4074 8653 4069 8652 4069 8637 4065 8637
      4030 8707 4037 8709 4036 8710 4048 8717
      4048 8709 4054 8709 4056 8706 4056 8677
      4066 8677 4068 8674 4068 8676 4074 8675
TIME...MOT...LOC 0825Z 235DEG 46KT 4047 8703

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

Ryan

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 11, 12:06 AM EDT	Wind Advisory	IND	Bartholomew, Brown, Clay, Daviess, Decatur, Delaware and 22 more	17 hr
Mar 11, 4:01 AM EDT	Special Weather Statement	IND	Warren	29 min
Mar 11, 4:25 AM EDT	Special Weather Statement	IND	Carroll, Tippecanoe	35 min
Mar 11, 7:38 AM EDT	Special Weather Statement	IND	Boone, Montgomery	52 min
Mar 11, 7:45 AM EDT	Severe Thunderstorm Warning	IND	Clay, Daviess, Greene, Knox, Lawrence, Martin and 3 more	45 min
Mar 11, 7:47 AM EDT	Areal Flood Advisory	IND	Boone, Clinton, Fountain, Howard, Montgomery, Parke and 4 more	5 hr
Mar 11, 8:10 AM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hendricks, Marion, Tipton	35 min
Mar 11, 8:11 AM EDT	Severe Thunderstorm Warning	IND	Brown, Clay, Greene, Hendricks, Johnson, Marion and 4 more	49 min
Mar 11, 8:26 AM EDT	Severe Thunderstorm Warning	IND	Brown, Daviess, Greene, Jackson, Knox, Lawrence and 2 more	49 min
Mar 11, 8:37 AM EDT	Severe Thunderstorm Warning	IND	Delaware, Hamilton, Henry, Madison, Tipton	23 min
Mar 11, 8:51 AM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Decatur, Hancock, Henry, Johnson and 3 more	54 min
Mar 11, 8:54 AM EDT	Severe Thunderstorm Warning	IND	Delaware, Hancock, Henry, Madison, Randolph	54 min
Mar 11, 9:56 AM EDT	Areal Flood Advisory	IND	Decatur, Jackson, Jennings	3 hr
Mar 11, 1:47 PM EDT	Special Weather Statement	IND	Knox	58 min
Mar 11, 1:50 PM EDT	Areal Flood Advisory	IND	Brown, Daviess, Greene, Knox, Martin, Monroe and 1 more	5 hr
Mar 11, 2:33 PM EDT	Special Weather Statement	IND	Bartholomew, Brown	42 min
Mar 11, 2:54 PM EDT	Areal Flood Warning	IND	Brown, Daviess, Greene, Knox, Monroe, Sullivan	4 hr
Mar 11, 3:03 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur	27 min
Mar 11, 3:26 PM EDT	Special Weather Statement	IND	Decatur	19 min
Mar 11, 3:28 PM EDT	Areal Flood Advisory	IND	Bartholomew, Decatur, Johnson, Rush, Shelby	4 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2026 Every severe thunderstorm warning in 2026

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.