Alert archive / Iowa / River Flood Warnings in 2018

River Flood Warning 128, NWS Quad Cities, IA

October 2, 2018Cedar County, Johnson County, Linn County, Iowa

NWS Quad Cities, IA issued this river flood warning at Oct 2, 2018, 2:21 PM CDT for Cedar County, Johnson County, Linn County, Iowa. It took effect at Oct 3, 2018, 4:00 PM CDT. It was in force for 3 days.

The area

The counties it named.

The facts

Issued: Oct 2, 2018, 2:21 PM CDT (19:21 UTC)
In effect from: Oct 3, 2018, 4:00 PM CDT
Expired: Oct 6, 2018, 7:00 PM CDT
In force: 3 days
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: Minor

Counties Cedar County, IA, Johnson County, IA, Linn County, IA

The radar

The Quad Cities radar (KDVN), 76 km from the middle of the area, began a volume at 19:22 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 Cedar River at Cedar Rapids (CIDI4).

Action stage: 10 ft
Minor stage: 12 ft
Moderate stage: 14 ft
Major stage: 16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05464500, 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 Oct 2, 12:55 PM CDT, 1 hour 26 minutes earlier.

Area forecast discussion, Oct 2, 12:55 PM CDT, 1 hour 26 minutes before

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Hazardous weather outlook, Oct 2, 5:17 AM CDT, 9 hours 4 minutes before

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    <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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In the hours before

Local storm report, Oct 2, 8:45 AM CDT, 5 hours 36 minutes before

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  <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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Local storm report, Oct 2, 9:07 AM CDT, 5 hours 14 minutes before

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<head>
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  <title>Service Notice</title>
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</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>
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Local storm report, Oct 2, 11:37 AM CDT, 2 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 Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 1, 9:41 PM CDT	River Flood Warning	DVN	Buchanan, Linn	62 hr
Oct 1, 9:41 PM CDT	River Flood Warning	DVN	Cedar, Jones, Linn	15 days
Oct 1, 9:46 PM CDT	River Flood Watch	DVN	Jackson	13 hr
Oct 1, 10:23 PM CDT	River Flood Warning	DVN	Muscatine, Scott	26 days
Oct 1, 10:23 PM CDT	River Flood Warning	DVN	Louisa, Muscatine	28 days
Oct 1, 10:40 PM CDT	Areal Flood Warning	DVN	Delaware, Dubuque	15 hr
Oct 2, 10:12 AM CDT	River Flood Warning	DVN	Jackson	3 days

Nearby

River Flood Warnings in Iowa, 2018 Every river flood warning in 2018

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.