Alert archive / Iowa / River Flood Warnings in 2009

River Flood Warning 59, NWS Quad Cities, IA

April 30, 2009Des Moines County, Iowa; Henderson County, Illinois

NWS Quad Cities, IA issued this river flood warning at Apr 30, 2009, 10:29 AM CDT for Des Moines County, Iowa; Henderson County, Illinois. It took effect at May 1, 2009, 6:30 AM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: Apr 30, 2009, 10:29 AM CDT (15:29 UTC)
In effect from: May 1, 2009, 6:30 AM CDT
Expired: May 4, 2009, 8:28 PM CDT
In force: 4 days
Issued by: NWS Quad Cities, IA
Flood severity: Minor

Counties Des Moines County, IA, Henderson County, IL

The radar

The Quad Cities radar (KDVN), 91 km from the middle of the area, began a volume at 15:33 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 Gladstone (GLDI2).

Action stage: 9 ft
Minor stage: 10 ft
Moderate stage: 12 ft
Major stage: 14 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 Quad Cities, IA wrote its last area forecast discussion before this river flood warning went out at Apr 29, 3:10 PM CDT, 19 hours 19 minutes earlier.

Area forecast discussion, Apr 29, 3:10 PM CDT, 19 hours 19 minutes before

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Hazardous weather outlook, Apr 29, 3:56 PM CDT, 18 hours 33 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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    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 7:42 PM CDT	River Flood Warning	DVN	Cedar, Louisa, Muscatine	4 days
Apr 30, 8:40 AM CDT	River Flood Warning	DVN	Lee	63 hr
Apr 30, 9:26 AM CDT	River Flood Warning	DVN	Des Moines, Henry, Lee	43 hr
Apr 30, 10:29 AM CDT	River Flood Warning	DVN	Des Moines, Lee	6 days
Apr 30, 4:40 AM CDT	Special Weather Statement	DVN	Henderson, Warren	110 min
Apr 30, 5:20 AM CDT	River Flood Warning	DVN	Hancock, McDonough	4 days
Apr 30, 10:29 AM CDT	River Flood Warning	DVN	Hancock	3 days

Nearby

River Flood Warnings in Iowa, 2009 River Flood Warnings in Illinois, 2009 Every river flood warning in 2009

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.