Alert archive / Nebraska / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 108, NWS Cheyenne, WY

June 21, 2026Dawes County, Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 21, 2026, 2:58 PM MDT for Dawes County, Nebraska. It was in force for 32 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: Jun 21, 2026, 2:58 PM MDT (20:58 UTC)
Expired: Jun 21, 2026, 3:30 PM MDT
In force: 32 min
Issued by: NWS Cheyenne, WY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Dawes County, NE

The radar

The Rapid City radar (KUDX), 158 km from the middle of the area, began a volume at 21:01 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 severe thunderstorm 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 severe thunderstorm warning went out at Jun 21, 1:44 PM MDT, 1 hour 14 minutes earlier.

Area forecast discussion, Jun 21, 1:44 PM MDT, 1 hour 14 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>

In the hours before

Local storm report, Jun 21, 1:10 PM MDT, 1 hour 48 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>

Special weather statement, Jun 21, 1:40 PM MDT, 1 hour 18 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>

Special weather statement, Jun 21, 2:11 PM MDT, 47 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>

Special weather statement, Jun 21, 2:45 PM MDT, 13 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>

Local storm report, Jun 21, 2:52 PM MDT, 6 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
Jun 20, 6:01 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	44 min
Jun 20, 6:10 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara, Platte	50 min
Jun 20, 6:26 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	39 min
Jun 20, 6:32 PM MDT	Special Weather Statement	CYS	Laramie	28 min
Jun 20, 6:40 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	35 min
Jun 20, 6:42 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	48 min
Jun 20, 6:52 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	38 min
Jun 20, 6:54 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	38 min
Jun 20, 7:06 PM MDT	Special Weather Statement	CYS	Carbon	24 min
Jun 20, 7:13 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	29 min
Jun 20, 7:27 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	17 min
Jun 20, 7:33 PM MDT	Special Weather Statement	CYS	Laramie	27 min
Jun 20, 7:49 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	41 min
Jun 20, 7:53 PM MDT	Special Weather Statement	CYS	Carbon	52 min
Jun 20, 8:24 PM MDT	Special Weather Statement	CYS	Laramie	36 min
Jun 20, 8:47 PM MDT	Special Weather Statement	CYS	Laramie	28 min
Jun 20, 10:37 PM MDT	Special Weather Statement	CYS	Carbon	23 min
Jun 20, 10:58 PM MDT	Special Weather Statement	CYS		32 min
Jun 20, 7:27 PM MDT	Severe Thunderstorm Warning	CYS	Banner, Cheyenne, Kimball, Morrill, Scotts Bluff	48 min
Jun 20, 7:34 PM MDT	Special Weather Statement	CYS	Box Butte, Dawes	26 min
Jun 20, 8:00 PM MDT	Special Weather Statement	CYS	Morrill	45 min
Jun 20, 8:14 PM MDT	Special Weather Statement	CYS	Morrill	31 min
Jun 20, 8:33 PM MDT	Severe Thunderstorm Warning	CYS	Cheyenne, Morrill	42 min
Jun 21, 12:49 PM MDT	Severe Thunderstorm Warning	CYS	Morrill	20 min
Jun 21, 1:40 PM MDT	Special Weather Statement	CYS	Morrill	35 min
Jun 21, 2:11 PM MDT	Special Weather Statement	CYS	Dawes	34 min
Jun 21, 2:26 PM MDT	Severe Thunderstorm Warning	CYS	Dawes	34 min
Jun 21, 2:33 PM MDT	Severe Thunderstorm Warning	CYS	Dawes	27 min
Jun 21, 2:45 PM MDT	Special Weather Statement	CYS	Sioux	30 min
Jun 21, 3:13 PM MDT	Special Weather Statement	CYS	Dawes	32 min
Jun 21, 3:33 PM MDT	Special Weather Statement	CYS	Dawes	27 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 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; radar from the NEXRAD Level II archive.