Alert archive / Wyoming / Winter Weather Advisories in 2025
Winter Weather Advisory 21, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter weather advisory at Mar 17, 2025, 2:11 PM MDT for 7 counties in Wyoming; 5 counties in Nebraska. It took effect at Mar 18, 2025, 6:00 AM MDT. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Mar 17, 2025, 2:11 PM MDT (20:11 UTC)
- In effect from
- Mar 18, 2025, 6:00 AM MDT
- Expired
- Mar 19, 2025, 6:00 AM MDT
- In force
- 24 hr
- Issued by
- NWS Cheyenne, WY
Counties Banner County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Sioux County, NE, Albany County, WY, Carbon County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 98 km from the middle of the area, began a volume at 20:14 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 weather advisory 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 weather advisory went out at Mar 17, 11:56 AM MDT, 2 hours 15 minutes earlier.
Area forecast discussion, Mar 17, 11:56 AM MDT, 2 hours 15 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>Hazardous weather outlook, Mar 17, 2:32 AM MDT, 11 hours 39 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 |
|---|---|---|---|---|
| Mar 16, 8:43 PM MDT | Fire Weather Watch | CYS | Converse, Goshen, Laramie, Niobrara, Platte | 5 hr |
| Mar 17, 1:19 AM MDT | Winter Storm Watch | CYS | Carbon | 13 hr |
| Mar 17, 1:34 AM MDT | Red Flag Warning | CYS | Converse, Goshen, Laramie, Niobrara, Platte | 16 hr |
| Mar 17, 2:11 PM MDT | Winter Storm Warning | CYS | Albany, Carbon | 40 hr |
Nearby
Winter Weather Advisories in Wyoming, 2025Winter Weather Advisories in Nebraska, 2025Every winter weather advisory 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.