Alert archive / Wisconsin / River Flood Warnings in 2023

River Flood Warning 14, NWS La Crosse, WI

April 15, 2023Crawford County, Grant County, Wisconsin; Allamakee County, Clayton County, Iowa

NWS La Crosse, WI issued this river flood warning at Apr 15, 2023, 9:52 AM CDT for Crawford County, Grant County, Wisconsin; Allamakee County, Clayton County, Iowa. It took effect at Apr 17, 2023, 1:00 AM CDT. It was in force for 28 days.

The area

The counties it named.

The facts

Issued: Apr 15, 2023, 9:52 AM CDT (14:52 UTC)
In effect from: Apr 17, 2023, 1:00 AM CDT
Expired: May 15, 2023, 11:51 AM CDT
In force: 28 days
Issued by: NWS La Crosse, WI
Area: Storm-based polygon
Flood severity: Moderate

Counties Allamakee County, IA, Clayton County, IA, Crawford County, WI, Grant County, WI

The radar

The La Crosse radar (KARX), 85 km from the middle of the area, began a volume at 14:54 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 Mississippi River at McGregor (MCGI4).

Action stage: 13 ft
Minor stage: 16 ft
Moderate stage: 19 ft
Major stage: 22 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05389500, 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 La Crosse, WI wrote its last area forecast discussion before this river flood warning went out at Apr 15, 5:43 AM CDT, 4 hours 9 minutes earlier.

Area forecast discussion, Apr 15, 5:43 AM CDT, 4 hours 9 minutes before

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Hazardous weather outlook, Apr 15, 4:05 AM CDT, 5 hours 47 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 La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 15, 3:22 AM CDT	Winter Storm Watch	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	24 hr
Apr 15, 2:46 PM CDT	Wind Advisory	ARX	Chickasaw, Floyd, Howard, Mitchell	40 hr
Apr 15, 2:55 PM CDT	Winter Weather Advisory	ARX	Allamakee, Clayton, Fayette, Winneshiek	43 hr

Nearby

River Flood Warnings in Wisconsin, 2023 River Flood Warnings in Iowa, 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.