Alert archive / Wisconsin / River Flood Warnings in 2023

River Flood Warning 19, NWS Green Bay, WI

April 12, 2023Shawano County, Waupaca County, Wisconsin

NWS Green Bay, WI issued this river flood warning at Apr 12, 2023, 7:46 AM CDT for Shawano County, Waupaca County, Wisconsin. It was in force for 21 days.

The area

The counties it named.

The facts

Issued: Apr 12, 2023, 7:46 AM CDT (12:46 UTC)
Expired: May 3, 2023, 7:46 AM CDT
In force: 21 days
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Flood severity: Minor

Counties Shawano County, WI, Waupaca County, WI

The radar

The Green Bay radar (KGRB), 61 km from the middle of the area, began a volume at 12:50 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 Embarrass River near Embarrass (EMBW3). The gauge peaked at 7.39 ft at Apr 13, 2023, 1:00 AM CDT.

Action stage: 6 ft
Minor stage: 7 ft
Moderate stage: 9.5 ft
Major stage: 11.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04078500, 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 12, 7:20 AM CDT, 26 minutes earlier.

Area forecast discussion, Apr 12, 7:20 AM CDT, 26 minutes before

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Hazardous weather outlook, Apr 12, 4:10 AM CDT, 3 hours 36 minutes before

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  <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 Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 11, 8:22 PM CDT	River Flood Warning	GRB	Wood	21 days
Apr 11, 9:11 PM CDT	River Flood Warning	GRB	Florence	8 days
Apr 11, 9:20 PM CDT	River Flood Warning	GRB	Florence, Marinette	9 days
Apr 11, 9:23 PM CDT	River Flood Warning	GRB	Marinette	21 days
Apr 11, 9:40 PM CDT	River Flood Warning	GRB	Marinette	8 days
Apr 12, 2:50 AM CDT	Red Flag Warning	GRB	Calumet, Marathon, Outagamie, Portage, Shawano, Waupaca and 3 more	17 hr
Apr 12, 2:41 PM CDT	Fire Weather Watch	GRB	Outagamie, Portage, Waupaca, Waushara, Winnebago, Wood	12 hr

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.