Alert archive / Minnesota / River Flood Warnings in 2023

River Flood Warning 33, NWS Grand Forks, ND

April 19, 2023Polk County, Minnesota

NWS Grand Forks, ND issued this river flood warning at Apr 19, 2023, 11:42 AM CDT for Polk County, Minnesota. It took effect at Apr 20, 2023, 9:24 AM CDT. It was in force for 20 days.

The area

The counties it named.

The facts

Issued: Apr 19, 2023, 11:42 AM CDT (16:42 UTC)
In effect from: Apr 20, 2023, 9:24 AM CDT
Expired: May 10, 2023, 11:42 AM CDT
In force: 20 days
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Flood severity: Minor

County Polk County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 74 km from the middle of the area, began a volume at 16:46 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 Sandhill River at Climax (CLXM5).

Action stage: 15 ft
Minor stage: 20 ft
Moderate stage: 25 ft
Major stage: 30 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05069000, 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 Apr 19, 9:48 AM CDT, 1 hour 54 minutes earlier.

Area forecast discussion, Apr 19, 9:48 AM CDT, 1 hour 54 minutes before

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Hazardous weather outlook, Apr 19, 6:58 AM CDT, 4 hours 44 minutes before

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<html lang="en">
<head>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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>
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In the hours before

Special weather statement, Apr 19, 8:44 AM CDT, 2 hours 58 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 Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 19, 5:20 AM CDT	Winter Storm Watch	FGF	Beltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more	23 hr
Apr 19, 3:13 AM CDT	Special Weather Statement	FGF	Ransom, Richland, Sargent	32 min

Nearby

River Flood Warnings in Minnesota, 2023 Every river flood warning in 2023

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.