Alert archive / Wyoming / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 216, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 29, 2026, 3:49 PM MDT for 4 counties in Wyoming. It was in force for 41 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
- Jul 29, 2026, 3:49 PM MDT (21:49 UTC)
- Expired
- Jul 29, 2026, 4:30 PM MDT
- In force
- 41 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Converse County, WY, Goshen County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 157 km from the middle of the area, began a volume at 21:54 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 Jul 28, 5:42 PM MDT, 22 hours 7 minutes earlier.
Area forecast discussion, Jul 28, 5:42 PM MDT, 22 hours 7 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 |
|---|---|---|---|---|
| Jul 28, 6:56 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 34 min |
| Jul 28, 7:06 PM MDT | Special Weather Statement | CYS | Laramie | 24 min |
| Jul 28, 7:07 PM MDT | Special Weather Statement | CYS | Albany | 38 min |
| Jul 28, 7:15 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie | 18 min |
| Jul 28, 7:51 PM MDT | Areal Flood Advisory | CYS | Laramie | 3 hr |
| Jul 28, 8:01 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 29 min |
| Jul 28, 8:34 PM MDT | Special Weather Statement | CYS | Converse | 41 min |
| Jul 28, 9:07 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 23 min |
| Jul 29, 12:53 PM MDT | Special Weather Statement | CYS | Laramie | 37 min |
| Jul 29, 3:00 PM MDT | Special Weather Statement | CYS | Platte | 30 min |
| Jul 29, 4:17 PM MDT | Special Weather Statement | CYS | Laramie | 28 min |
| Jul 29, 4:20 PM MDT | Flash Flood Warning | CYS | Laramie | 3 hr |
| Jul 28, 6:28 PM MDT | Special Weather Statement | CYS | Cheyenne | 32 min |
| Jul 28, 6:31 PM MDT | Special Weather Statement | CYS | Kimball | 29 min |
| Jul 28, 7:13 PM MDT | Special Weather Statement | CYS | Sioux | 32 min |
| Jul 28, 7:30 PM MDT | Special Weather Statement | CYS | Kimball | 30 min |
| Jul 29, 4:40 PM MDT | Special Weather Statement | CYS | Sioux | 35 min |
| Jul 29, 5:52 PM MDT | Special Weather Statement | CYS | Cheyenne | 23 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2026Every 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.