Alert archive / Montana / River Flood Warnings in 2011

River Flood Warning 3, NWS Billings, MT

May 21, 2011Custer County, Montana

NWS Billings, MT issued this river flood warning at May 21, 2011, 12:37 AM MDT for Custer County, Montana. It was in force for 59 hr.

The area

The counties it named.

The facts

Issued: May 21, 2011, 12:37 AM MDT (06:37 UTC)
Expired: May 23, 2011, 11:55 AM MDT
In force: 59 hr
Issued by: NWS Billings, MT
Flood severity: Minor

County Custer County, MT

The radar

The Glasgow radar (KGGW), 231 km from the middle of the area, began a volume at 06:36 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 river

Written for the forecast point Tongue River at Miles City (MICM8). The gauge peaked at 13.99 ft at May 21, 2011, 10:00 AM MDT.

Minor stage: 10 ft
Moderate stage: 13 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06308500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Billings, MT wrote its last area forecast discussion before this river flood warning went out at May 20, 3:07 PM MDT, 9 hours 30 minutes earlier.

Area forecast discussion, May 20, 3:07 PM MDT, 9 hours 30 minutes before

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Hazardous weather outlook, May 20, 3:38 PM MDT, 8 hours 59 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 Billings, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 20, 9:06 PM MDT	Areal Flood Warning	BYZ	Custer	39 hr
May 21, 11:11 AM MDT	Areal Flood Warning	BYZ	Carter	22 hr
May 21, 12:52 PM MDT	Areal Flood Warning	BYZ	Yellowstone	19 hr
May 21, 2:33 PM MDT	Areal Flood Warning	BYZ	Rosebud, Treasure	22 hr
May 21, 9:12 AM MDT	Areal Flood Warning	BYZ	Sheridan	24 hr

Nearby

River Flood Warnings in Montana, 2011 Every river flood warning in 2011

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; the gauge from the NWS water service and the USGS.