Alert archive / Iowa / River Flood Warnings in 2009

River Flood Warning 100, NWS Des Moines, IA

October 30, 2009Wapello County, Iowa

NWS Des Moines, IA issued this river flood warning at Oct 30, 2009, 1:32 AM CDT for Wapello County, Iowa. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Oct 30, 2009, 1:32 AM CDT (06:32 UTC)
Expired: Oct 30, 2009, 4:04 PM CDT
In force: 15 hr
Issued by: NWS Des Moines, IA
Flood severity: Minor

County Wapello County, IA

The radar

The Des Moines radar (KDMX), 134 km from the middle of the area, began a volume at 06:35 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 Des Moines River at Ottumwa (OTMI4). The gauge peaked at 10.40 ft at Oct 30, 2009, 9:00 AM CDT.

Action stage: 9 ft
Minor stage: 13 ft
Moderate stage: 15 ft
Major stage: 19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05489500, 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 Des Moines, IA wrote its last area forecast discussion before this river flood warning went out at Oct 30, 12:21 AM CDT, 1 hour 11 minutes earlier.

Area forecast discussion, Oct 30, 12:21 AM CDT, 1 hour 11 minutes before

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Hazardous weather outlook, Oct 29, 10:02 PM CDT, 3 hours 30 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>
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</body>
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The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 29, 8:48 PM CDT	River Flood Warning	DMX	Cerro Gordo, Floyd, Worth	14 hr
Oct 29, 9:02 PM CDT	River Flood Warning	DMX	Lucas, Wayne	46 hr
Oct 29, 9:02 PM CDT	River Flood Warning	DMX	Appanoose, Wayne	23 hr
Oct 29, 11:56 PM CDT	River Flood Warning	DMX	Mahaska, Marion	31 hr

Nearby

River Flood Warnings in Iowa, 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.