Alert archive / Minnesota / River Flood Warnings in 2019

River Flood Warning 28, NWS Grand Forks, ND

April 6, 2019Marshall County, Minnesota

NWS Grand Forks, ND issued this river flood warning at Apr 6, 2019, 9:43 PM CDT for Marshall County, Minnesota. It took effect at Apr 7, 2019, 6:15 PM CDT. It was in force for 10 days.

The area

The counties it named.

The facts

Issued: Apr 6, 2019, 9:43 PM CDT (02:43 UTC)
In effect from: Apr 7, 2019, 6:15 PM CDT
Expired: Apr 17, 2019, 11:52 AM CDT
In force: 10 days
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Flood severity: Minor

County Marshall County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 117 km from the middle of the area, began a volume at 02:43 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 Snake River (NW MN) at Alvarado (ALVM5).

Action stage: 105 ft
Minor stage: 106 ft
Moderate stage: 108 ft
Major stage: 110 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05086000, 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 6, 7:12 PM CDT, 2 hours 31 minutes earlier.

Area forecast discussion, Apr 6, 7:12 PM CDT, 2 hours 31 minutes before

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Hazardous weather outlook, Apr 6, 3:47 AM CDT, 17 hours 56 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.
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The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 6, 9:43 PM CDT	River Flood Warning	FGF	Marshall	5 days
Apr 7, 6:34 AM CDT	River Flood Warning	FGF	Roseau	5 days
Apr 7, 9:22 AM CDT	River Flood Warning	FGF	Clay	4 days
Apr 7, 9:22 AM CDT	River Flood Warning	FGF	Kittson	21 days
Apr 7, 10:10 AM CDT	River Flood Warning	FGF	Kittson	37 days
Apr 7, 10:34 AM CDT	Areal Flood Advisory	FGF	Pennington, Polk, Red Lake	3 days
Apr 7, 8:53 AM CDT	Areal Flood Advisory	FGF	Richland	3 days

Nearby

River Flood Warnings in Minnesota, 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.