Alert archive / Indiana / Freeze Warnings in 2026

Freeze Warning 3, NWS Indianapolis, IN

April 19, 202624 counties in Indiana

NWS Indianapolis, IN issued this freeze warning at Apr 19, 2026, 2:06 AM EDT for 24 counties in Indiana. It took effect at Apr 20, 2026, 2:00 AM EDT. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 19, 2026, 2:06 AM EDT (06:06 UTC)
In effect from: Apr 20, 2026, 2:00 AM EDT
Expired: Apr 20, 2026, 9:00 AM EDT
In force: 7 hr
Issued by: NWS Indianapolis, IN

All 24 counties

Boone County, IN, Carroll County, IN, Clinton County, IN, Delaware County, IN, Fountain County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Johnson County, IN, Madison County, IN, Marion County, IN, Montgomery County, IN, Morgan County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Rush County, IN, Shelby County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Warren County, IN

The radar

The Indianapolis radar (KIND), 32 km from the middle of the area, began a volume at 06:06 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

Lincoln, IL (KILX), launched 00:00Z, 6.1 hours before the alert went out and 196 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: 2076 m above ground
0-6 km bulk shear: 97 kt
0-1 km storm-relative helicity: -106 m²/s²
0-3 km storm-relative helicity: -79 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 freeze 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 freeze warning went out at Apr 18, 6:56 PM EDT, 7 hours 10 minutes earlier.

Area forecast discussion, Apr 18, 6:56 PM EDT, 7 hours 10 minutes before

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Hazardous weather outlook, Apr 18, 3:40 PM EDT, 10 hours 26 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
Apr 19, 2:06 AM EDT	Frost Advisory	IND	Bartholomew, Brown, Clay, Daviess, Decatur, Greene and 9 more	31 hr

Nearby

Freeze Warnings in Indiana, 2026 Every freeze 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.