Alert archive / Iowa / River Flood Warnings in 2010

River Flood Warning 30, NWS Des Moines, IA

March 9, 2010Mahaska County, Marion County, Iowa

NWS Des Moines, IA issued this river flood warning at Mar 9, 2010, 1:51 PM CST for Mahaska County, Marion County, Iowa. It took effect at Mar 11, 2010, 8:53 AM CST. It was in force for 10 days.

The area

The counties it named.

The facts

Issued: Mar 9, 2010, 1:51 PM CST (19:51 UTC)
In effect from: Mar 11, 2010, 8:53 AM CST
Expired: Mar 21, 2010, 3:45 AM CDT
In force: 10 days
Issued by: NWS Des Moines, IA
Flood severity: Moderate

Counties Mahaska County, IA, Marion County, IA

The radar

The Des Moines radar (KDMX), 84 km from the middle of the area, began a volume at 19:56 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 South Skunk River near Oskaloosa (OOAI4). The gauge peaked at 22.19 ft at Mar 14, 2010, 3:00 PM CDT.

Action stage: 18 ft
Minor stage: 24.5 ft
Moderate stage: 28.5 ft
Major stage: 30 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05471500, 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 Mar 9, 9:11 AM CST, 4 hours 40 minutes earlier.

Area forecast discussion, Mar 9, 9:11 AM CST, 4 hours 40 minutes before

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Hazardous weather outlook, Mar 9, 9:07 AM CST, 4 hours 44 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 Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 8, 6:33 PM CST	Dense Fog Advisory	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 27 more	17 hr
Mar 9, 7:35 AM CST	River Flood Warning	DMX	Mahaska, Marion	37 hr
Mar 9, 1:25 PM CST	Dense Fog Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	39 hr
Mar 9, 1:46 PM CST	River Flood Warning	DMX	Humboldt, Kossuth	24 days
Mar 9, 1:46 PM CST	River Flood Warning	DMX	Hamilton, Webster	9 days
Mar 9, 1:46 PM CST	River Flood Warning	DMX	Greene	9 days
Mar 9, 1:46 PM CST	River Flood Warning	DMX	Madison, Warren	31 hr
Mar 9, 1:54 PM CST	River Flood Warning	DMX	Black Hawk, Butler	7 days
Mar 9, 4:36 PM CST	Flash Flood Watch	DMX	Bremer, Butler, Cerro Gordo, Dallas, Emmet, Franklin and 9 more	109 days

Nearby

River Flood Warnings in Iowa, 2010 Every river flood warning in 2010

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.