Alert archive / Wyoming / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 202, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 31, 2013, 6:29 PM MDT for Niobrara County, Wyoming. It was in force for 46 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 31, 2013, 6:29 PM MDT (00:29 UTC)
- Expired
- Jul 31, 2013, 7:15 PM MDT
- In force
- 46 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
County Niobrara County, WY
The radar
The Rapid City radar (KUDX), 178 km from the middle of the area, began a volume at 00:28 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 31, 6:25 PM MDT, 4 minutes earlier.
Area forecast discussion, Jul 31, 6:25 PM MDT, 4 minutes before
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</html>Hazardous weather outlook, Jul 31, 6:10 PM MDT, 19 minutes before
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Local storm report, Jul 31, 5:45 PM MDT, 44 minutes before
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</html>Special weather statement, Jul 31, 6:05 PM MDT, 24 minutes before
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</html>Local storm report, Jul 31, 6:06 PM MDT, 23 minutes before
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</html>Special weather statement, Jul 31, 6:07 PM MDT, 22 minutes before
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<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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</html>Special weather statement, Jul 31, 6:23 PM MDT, 6 minutes before
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<main class="wrap">
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<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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</html>Local storm report, Jul 31, 6:27 PM MDT, 2 minutes before
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<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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</html>The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 6:07 PM MDT | Special Weather Statement | CYS | Niobrara | 23 min |
| Jul 31, 7:08 PM MDT | Special Weather Statement | CYS | Niobrara | 52 min |
| Aug 1, 2:44 PM MDT | Special Weather Statement | CYS | Laramie | 61 min |
| Aug 1, 3:16 PM MDT | Special Weather Statement | CYS | Laramie | 59 min |
| Aug 1, 3:23 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 52 min |
| Aug 1, 4:36 PM MDT | Special Weather Statement | CYS | Niobrara | 54 min |
| Aug 1, 5:38 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 52 min |
| Aug 1, 5:51 PM MDT | Special Weather Statement | CYS | Platte | 54 min |
| Jul 31, 6:05 PM MDT | Special Weather Statement | CYS | Box Butte | 55 min |
| Jul 31, 6:23 PM MDT | Special Weather Statement | CYS | Sioux | 67 min |
| Jul 31, 6:42 PM MDT | Special Weather Statement | CYS | Sioux | 63 min |
| Jul 31, 6:47 PM MDT | Special Weather Statement | CYS | Box Butte | 58 min |
| Jul 31, 6:56 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes, Sioux | 49 min |
| Jul 31, 9:52 PM MDT | Special Weather Statement | CYS | Morrill | 23 min |
| Jul 31, 10:05 PM MDT | Special Weather Statement | CYS | Morrill | 55 min |
| Jul 31, 10:40 PM MDT | Severe Thunderstorm Warning | CYS | Morrill | 50 min |
| Aug 1, 7:50 AM MDT | Special Weather Statement | CYS | Cheyenne | 25 min |
| Aug 1, 4:03 PM MDT | Special Weather Statement | CYS | Dawes | 42 min |
| Aug 1, 4:33 PM MDT | Special Weather Statement | CYS | Kimball | 57 min |
| Aug 1, 4:44 PM MDT | Special Weather Statement | CYS | Dawes | 46 min |
| Aug 1, 4:54 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes | 51 min |
| Aug 1, 4:59 PM MDT | Special Weather Statement | CYS | Banner | 61 min |
| Aug 1, 5:09 PM MDT | Areal Flood Advisory | CYS | Dawes | 3 hr |
| Aug 1, 5:10 PM MDT | Special Weather Statement | CYS | Kimball | 65 min |
| Aug 1, 5:17 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 58 min |
| Aug 1, 5:31 PM MDT | Special Weather Statement | CYS | Sioux | 59 min |
| Aug 1, 5:55 PM MDT | Special Weather Statement | CYS | Box Butte | 50 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2013Every severe thunderstorm warning in 2013
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.