Alert archive / Wyoming / Mesoscale Discussions in 2009
Mesoscale Discussion 237
The Storm Prediction Center issued this mesoscale discussion at Mar 23, 2009, 3:59 AM MDT for Carter County, Powder River County, Montana; 4 counties in South Dakota; 13 counties in Wyoming. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 23, 2009, 3:59 AM MDT (09:59 UTC)
- Expired
- Mar 23, 2009, 10:00 AM MDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
Counties Carter County, MT, Powder River County, MT, Butte County, SD, Custer County, SD, Harding County, SD, Lawrence County, SD, Big Horn County, WY, Campbell County, WY, Converse County, WY, Crook County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Natrona County, WY, Niobrara County, WY, Platte County, WY, Sheridan County, WY, Washakie County, WY, Weston County, WY
The radar
The Rapid City radar (KUDX), 196 km from the middle of the area, began a volume at 10:01 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.
The text
As transmitted, in the capitals the NWS used until 2016.
<!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>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 11:06 AM MDT | Mesoscale Discussion | SPC | Carter, Fallon, Powder River | 5 hr |
| Mar 23, 5:56 PM MDT | Mesoscale Discussion | SPC | Carter | 3 hr |
| Mar 22, 10:28 PM MDT | Mesoscale Discussion | SPC | Brookings, Deuel, Grant | 3 hr |
| Mar 23, 9:13 AM MDT | Mesoscale Discussion | SPC | Gregory | 2 hr |
| Mar 23, 11:16 AM MDT | Tornado Watch | SPC | Aurora, Beadle, Bon Homme, Brule, Buffalo, Charles Mix and 17 more | 4 hr |
| Mar 23, 2:11 PM MDT | Mesoscale Discussion | SPC | Bon Homme, Charles Mix, Clay, Gregory, Hutchinson, Lincoln and 3 more | 94 min |
| Mar 23, 2:50 PM MDT | Tornado Watch | SPC | Aurora, Beadle, Bon Homme, Brookings, Brule, Buffalo and 27 more | 6 hr |
| Mar 23, 5:04 PM MDT | Mesoscale Discussion | SPC | Beadle, Hand, Hanson, Hughes, Hyde, Jerauld and 10 more | 116 min |
Nearby
Mesoscale Discussions in Wyoming, 2009Mesoscale Discussions in South Dakota, 2009Mesoscale Discussions in Montana, 2009Every mesoscale discussion in 2009
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.