Alert archive / Nebraska / Red Flag Warnings in 2026

Red Flag Warning 20, NWS Cheyenne, WY

April 23, 2026Laramie County, Wyoming; Banner County, Cheyenne County, Kimball County, Nebraska

NWS Cheyenne, WY issued this red flag warning at Apr 23, 2026, 3:35 PM MDT for Laramie County, Wyoming; Banner County, Cheyenne County, Kimball County, Nebraska. It took effect at Apr 24, 2026, 12:00 PM MDT. It was in force for 8 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 23, 2026, 3:35 PM MDT (21:35 UTC)
In effect from: Apr 24, 2026, 12:00 PM MDT
Expired: Apr 24, 2026, 7:55 PM MDT
In force: 8 hr
Issued by: NWS Cheyenne, WY

Counties Banner County, NE, Cheyenne County, NE, Kimball County, NE, Laramie County, WY

The radar

The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 21:35 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.

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cheyenne, WY wrote its last area forecast discussion before this red flag warning went out at Apr 22, 5:24 PM MDT, 22 hours 11 minutes earlier.

Area forecast discussion, Apr 22, 5:24 PM MDT, 22 hours 11 minutes before

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The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 2:18 AM MDT	Fire Weather Watch	CYS	Laramie	13 hr

Nearby

Red Flag Warnings in Nebraska, 2026 Red Flag Warnings in Wyoming, 2026 Every red flag 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; radar from the NEXRAD Level II archive.