Alert archive / South Dakota / River Flood Warnings in 2009

River Flood Warning 20, NWS Aberdeen, SD

March 24, 2009Dewey County, South Dakota

NWS Aberdeen, SD issued this river flood warning at Mar 24, 2009, 7:46 AM MDT for Dewey County, South Dakota. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Mar 24, 2009, 7:46 AM MDT (13:46 UTC)
Expired: Mar 24, 2009, 2:59 PM MDT
In force: 7 hr
Issued by: NWS Aberdeen, SD
Flood severity: Minor

County Dewey County, SD

The radar

The Bismarck radar (KBIS), 180 km from the middle of the area, began a volume at 13:49 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 Moreau River (SD) near Whitehorse (WHIS2).

Action stage: 19 ft
Minor stage: 21 ft
Moderate stage: 23 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06360500, 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 Aberdeen, SD wrote its last area forecast discussion before this river flood warning went out at Mar 24, 3:08 AM MDT, 4 hours 38 minutes earlier.

Area forecast discussion, Mar 24, 3:08 AM MDT, 4 hours 38 minutes before

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Hazardous weather outlook, Mar 24, 4:01 AM MDT, 3 hours 45 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>
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In the hours before

Local storm report, Mar 24, 7:28 AM MDT, 18 minutes before

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<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 Aberdeen, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 24, 12:14 AM MDT	Areal Flood Advisory	ABR	Roberts	24 hr
Mar 24, 8:47 AM MDT	Areal Flood Advisory	ABR	Brown, Campbell, Corson, Edmunds, McPherson, Walworth	24 hr

Nearby

River Flood Warnings in South Dakota, 2009 Every river flood warning 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; the gauge from the NWS water service and the USGS.