Alert archive / Minnesota / River Flood Warnings in 2019

River Flood Warning 55, NWS Grand Forks, ND

September 23, 2019Polk County, Minnesota; Grand Forks County, North Dakota

NWS Grand Forks, ND issued this river flood warning at Sep 23, 2019, 8:17 PM CDT for Polk County, Minnesota; Grand Forks County, North Dakota. It took effect at Sep 23, 2019, 10:36 PM CDT. It was in force for 55 hr.

The area

The counties it named.

The facts

Issued: Sep 23, 2019, 8:17 PM CDT (01:17 UTC)
In effect from: Sep 23, 2019, 10:36 PM CDT
Expired: Sep 26, 2019, 5:30 AM CDT
In force: 55 hr
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Flood severity: Minor

Counties Polk County, MN, Grand Forks County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 46 km from the middle of the area, began a volume at 01:16 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 Grand Forks (EGFM5). The gauge peaked at 28.69 ft at Sep 24, 2019, 6:00 PM CDT.

Action stage: 27 ft
Minor stage: 28 ft
Moderate stage: 40 ft
Major stage: 46 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05082500, 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 Sep 23, 7:04 PM CDT, 1 hour 13 minutes earlier.

Area forecast discussion, Sep 23, 7:04 PM CDT, 1 hour 13 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
Sep 24, 5:40 PM CDT	Special Weather Statement	FGF	Cavalier	65 min

Nearby

River Flood Warnings in Minnesota, 2019 River Flood Warnings in North Dakota, 2019 Every river flood warning in 2019

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.