Alert archive / Nebraska / Red Flag Warnings in 2026

Red Flag Warning 15, NWS Cheyenne, WY

April 15, 20266 counties in Wyoming; 8 counties in Nebraska

NWS Cheyenne, WY issued this red flag warning at Apr 15, 2026, 10:19 AM MDT for 6 counties in Wyoming; 8 counties in Nebraska. It took effect at Apr 16, 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 15, 2026, 10:19 AM MDT (16:19 UTC)
In effect from: Apr 16, 2026, 12:00 PM MDT
Expired: Apr 16, 2026, 8:00 PM MDT
In force: 8 hr
Issued by: NWS Cheyenne, WY

Counties Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE, Albany County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 114 km from the middle of the area, began a volume at 16:23 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 15, 5:20 AM MDT, 4 hours 59 minutes earlier.

Area forecast discussion, Apr 15, 5:20 AM MDT, 4 hours 59 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 15, 12:34 PM MDT	High Wind Watch	CYS	Albany, Carbon	17 hr
Apr 15, 1:06 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Platte	50 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.