Alert archive / Wyoming / Snow Squall Warnings in 2019

Snow Squall Warning 18, NWS Cheyenne, WY

April 11, 2019Albany County, Laramie County, Wyoming

NWS Cheyenne, WY issued this snow squall warning at Apr 11, 2019, 2:37 PM MDT for Albany County, Laramie County, Wyoming. It was in force for 38 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: Apr 11, 2019, 2:37 PM MDT (20:37 UTC)
Expired: Apr 11, 2019, 3:15 PM MDT
In force: 38 min
Issued by: NWS Cheyenne, WY
Area: Storm-based polygon

Counties Albany County, WY, Laramie County, WY

The radar

The Cheyenne radar (KCYS), 50 km from the middle of the area, began a volume at 20:41 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 snow squall 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 snow squall warning went out at Apr 10, 2:45 PM MDT, 23 hours 52 minutes earlier.

Area forecast discussion, Apr 10, 2:45 PM MDT, 23 hours 52 minutes before

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Hazardous weather outlook, Apr 10, 2:51 PM MDT, 23 hours 46 minutes before

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<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.
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        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.

Issued	Product	Office	Counties	Lasted
Apr 11, 2:49 PM MDT	Snow Squall Warning	CYS	Laramie	41 min
Apr 11, 1:18 PM MDT	Winter Weather Advisory	CYS	Banner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 1 more	6 hr

Nearby

Snow Squall Warnings in Wyoming, 2019 Every snow squall warning in 2019

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.