Alert archive / Indiana / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 2, NWS Chicago, IL

February 19, 2026Jasper County, Indiana

NWS Chicago, IL issued this severe thunderstorm warning at Feb 19, 2026, 8:47 AM CST for Jasper County, Indiana. It was in force for 13 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: Feb 19, 2026, 8:47 AM CST (14:47 UTC)
Expired: Feb 19, 2026, 9:00 AM CST
In force: 13 min
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Jasper County, IN

The radar

The Chicago radar (KLOT), 104 km from the middle of the area, began a volume at 14:49 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, 2.8 hours before the alert went out and 159 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: 7 J/kg
Mixed-layer CIN: -290 J/kg
Mixed-layer LCL: 783 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 185 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

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 Chicago, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 19, 5:30 AM CST, 3 hours 17 minutes earlier.

Area forecast discussion, Feb 19, 5:30 AM CST, 3 hours 17 minutes before

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Hazardous weather outlook, Feb 19, 4:25 AM CST, 4 hours 22 minutes before

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The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 19, 3:38 AM CST	Gale Watch	LOT		11 hr
Feb 19, 1:56 PM CST	Wind Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	26 hr
Feb 19, 2:58 PM CST	Gale Warning	LOT		27 hr
Feb 19, 2:58 PM CST	Small Craft Advisory	LOT		15 hr
Feb 19, 1:40 AM CST	Severe Thunderstorm Warning	LOT	Benton	35 min

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.