Alert archive / Wisconsin / River Flood Warnings in 2023

River Flood Warning 6, NWS Green Bay, WI

April 4, 2023Oconto County, Wisconsin

NWS Green Bay, WI issued this river flood warning at Apr 4, 2023, 10:11 AM CDT for Oconto County, Wisconsin. It took effect at Apr 4, 2023, 1:00 PM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: Apr 4, 2023, 10:11 AM CDT (15:11 UTC)
In effect from: Apr 4, 2023, 1:00 PM CDT
Expired: Apr 8, 2023, 8:56 PM CDT
In force: 4 days
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Flood severity: Minor

County Oconto County, WI

The radar

The Green Bay radar (KGRB), 56 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 Oconto River near Oconto (OCTW3). The gauge peaked at 10.25 ft at Apr 5, 2023, 6:00 PM CDT.

Action stage: 7 ft
Minor stage: 9 ft
Moderate stage: 12 ft
Major stage: 14 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04071765, 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 Green Bay, WI wrote its last area forecast discussion before this river flood warning went out at Apr 4, 6:42 AM CDT, 3 hours 29 minutes earlier.

Area forecast discussion, Apr 4, 6:42 AM CDT, 3 hours 29 minutes before

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Hazardous weather outlook, Apr 4, 3:33 AM CDT, 6 hours 38 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>
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The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 3, 8:23 PM CDT	River Flood Warning	GRB	Outagamie, Shawano, Waupaca	34 days
Apr 4, 12:50 PM CDT	Special Weather Statement	GRB	Portage, Waupaca, Wood	40 min
Apr 4, 1:46 PM CDT	Special Weather Statement	GRB	Brown, Door, Forest, Kewaunee, Langlade, Lincoln and 5 more	29 min

Nearby

River Flood Warnings in Wisconsin, 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.