Alert archive / Minnesota / River Flood Warnings in 2010

River Flood Warning 45, NWS Grand Forks, ND

May 26, 2010Marshall County, Polk County, Minnesota; Grand Forks County, Walsh County, North Dakota

NWS Grand Forks, ND issued this river flood warning at May 26, 2010, 10:15 AM CDT for Marshall County, Polk County, Minnesota; Grand Forks County, Walsh County, North Dakota. It took effect at May 27, 2010, 8:48 PM CDT. It was in force for 5 days.

The area

The counties it named.

The facts

Issued: May 26, 2010, 10:15 AM CDT (15:15 UTC)
In effect from: May 27, 2010, 8:48 PM CDT
Expired: Jun 1, 2010, 9:08 AM CDT
In force: 5 days
Issued by: NWS Grand Forks, ND
Flood severity: Moderate

Counties Marshall County, MN, Polk County, MN, Grand Forks County, ND, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 69 km from the middle of the area, began a volume at 15:12 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 Red River of the North at Oslo (OSLM5). The gauge peaked at 28.15 ft at May 30, 2010, 1:00 AM CDT.

Action stage: 23 ft
Minor stage: 26 ft
Moderate stage: 30 ft
Major stage: 36 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05083500, 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 Grand Forks, ND wrote its last area forecast discussion before this river flood warning went out at May 25, 5:57 PM CDT, 16 hours 18 minutes earlier.

Area forecast discussion, May 25, 5:57 PM CDT, 16 hours 18 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        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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Hazardous weather outlook, May 25, 5:53 PM CDT, 16 hours 22 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 Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 26, 10:15 AM CDT	River Flood Warning	FGF	Polk	5 days
May 25, 8:33 PM CDT	Areal Flood Warning	FGF	Barnes, Cass, Steele	17 hr
May 26, 4:18 PM CDT	Areal Flood Warning	FGF	Barnes, Cass, Steele	47 hr

Nearby

River Flood Warnings in Minnesota, 2010 River Flood Warnings in North Dakota, 2010 Every river flood warning in 2010

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.