Alert archive / Wyoming / Winter Storm Warnings in 2025

Winter Storm Warning 12, NWS Cheyenne, WY

December 26, 2025Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this winter storm warning at Dec 26, 2025, 1:36 AM MST for Albany County, Carbon County, Wyoming. It took effect at Dec 27, 2025, 12:00 AM MST. It was in force for 32 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
Dec 26, 2025, 1:36 AM MST (08:36 UTC)
In effect from
Dec 27, 2025, 12:00 AM MST
Expired
Dec 28, 2025, 8:00 AM MST
In force
32 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY

The radar

The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 08:36 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 winter storm 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 winter storm warning went out at Dec 25, 10:10 PM MST, 3 hours 26 minutes earlier.

Area forecast discussion, Dec 25, 10:10 PM MST, 3 hours 26 minutes before
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Hazardous weather outlook, Dec 25, 3:07 AM MST, 22 hours 29 minutes before
Hazardous Weather Outlook
National Weather Service Cheyenne WY
307 AM MST Thu Dec 25 2025

NEZ002-003-019>021-054-055-095-096-WYZ101>119-261015-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
307 AM MST Thu Dec 25 2025

This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Record breaking warmth is expected once again today. Brief high
winds possible on Christmas Day with gusts up to 65 MPH.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

Gusty winds continue into Friday. Colder temperatures for Sunday
and Monday.

.Spotter information statement...

Spotter activation will not be needed.

In the hours before

Local storm report, Dec 25, 11:58 PM MST, 1 hour 38 minutes before
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<body>
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    <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.
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        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 26, 1:01 AM MST, 35 minutes before
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  <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.
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The office that day

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

IssuedProductOfficeCountiesLasted
Dec 26, 1:36 AM MSTWinter Weather AdvisoryCYSAlbany, Carbon54 hr

Nearby

Winter Storm Warnings in Wyoming, 2025Every winter storm warning in 2025

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.