Alert archive / Iowa / River Flood Warnings in 2013

River Flood Warning 42, NWS Des Moines, IA

May 29, 2013Polk County, Story County, Iowa

NWS Des Moines, IA issued this river flood warning at May 29, 2013, 8:54 PM CDT for Polk County, Story County, Iowa. It took effect at May 30, 2013, 9:43 AM CDT. It was in force for 46 hr.

The area

The counties it named.

The facts

Issued: May 29, 2013, 8:54 PM CDT (01:54 UTC)
In effect from: May 30, 2013, 9:43 AM CDT
Expired: Jun 1, 2013, 8:00 AM CDT
In force: 46 hr
Issued by: NWS Des Moines, IA
Area: Storm-based polygon
Flood severity: Minor

Counties Polk County, IA, Story County, IA

The radar

The Des Moines radar (KDMX), 22 km from the middle of the area, began a volume at 01:58 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 Ames US 30 (AESI4).

Action stage: 19 ft
Minor stage: 21.5 ft
Moderate stage: 23.5 ft
Major stage: 24.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05471000, 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 May 29, 7:09 PM CDT, 1 hour 45 minutes earlier.

Area forecast discussion, May 29, 7:09 PM CDT, 1 hour 45 minutes before

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Hazardous weather outlook, May 29, 7:53 PM CDT, 1 hour 1 minute before

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In the hours before

Local storm report, May 29, 6:36 PM CDT, 2 hours 18 minutes before

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Local storm report, May 29, 6:59 PM CDT, 1 hour 55 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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      <p id="message2">
        Please try again in a few minutes.
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      <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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Local storm report, May 29, 7:04 PM CDT, 1 hour 50 minutes before

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      <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>
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Local storm report, May 29, 7:15 PM CDT, 1 hour 39 minutes before

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      <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>
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Local storm report, May 29, 7:25 PM CDT, 1 hour 29 minutes before

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<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>
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Local storm report, May 29, 7:35 PM CDT, 1 hour 19 minutes before

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<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
May 29, 8:22 PM CDT	Severe Thunderstorm Warning	DMX	Crawford, Sac	53 min
May 29, 8:35 PM CDT	Areal Flood Warning	DMX	Butler, Franklin, Grundy, Hardin	24 hr
May 29, 9:28 PM CDT	Areal Flood Warning	DMX	Grundy, Hardin, Marshall, Story	24 hr
May 29, 10:00 PM CDT	River Flood Warning	DMX	Black Hawk, Butler	59 hr
May 29, 10:25 PM CDT	Areal Flood Warning	DMX	Black Hawk, Bremer, Tama	24 hr

Nearby

River Flood Warnings in Iowa, 2013 Every river flood warning in 2013

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.