Alert archive / Iowa / River Flood Warnings in 2020

River Flood Warning 74, NWS Quad Cities, IA

June 29, 2020Des Moines County, Louisa County, Iowa; Henderson County, Mercer County, Illinois

NWS Quad Cities, IA issued this river flood warning at Jun 29, 2020, 10:35 AM CDT for Des Moines County, Louisa County, Iowa; Henderson County, Mercer County, Illinois. It took effect at Jun 29, 2020, 7:00 PM CDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued: Jun 29, 2020, 10:35 AM CDT (15:35 UTC)
In effect from: Jun 29, 2020, 7:00 PM CDT
Expired: Jun 30, 2020, 7:00 PM CDT
In force: 24 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: Minor

Counties Des Moines County, IA, Louisa County, IA, Henderson County, IL, Mercer County, IL

The radar

The Quad Cities radar (KDVN), 74 km from the middle of the area, began a volume at 15:38 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 Keithsburg (KHBI2).

Action stage: 13 ft
Minor stage: 14 ft
Moderate stage: 15.5 ft
Major stage: 17 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 Jun 29, 6:11 AM CDT, 4 hours 24 minutes earlier.

Area forecast discussion, Jun 29, 6:11 AM CDT, 4 hours 24 minutes before

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Hazardous weather outlook, Jun 29, 5:29 AM CDT, 5 hours 6 minutes before

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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.
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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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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 3:56 AM CDT	Flash Flood Watch	DVN	Lee, Van Buren	57 hr
Jun 29, 5:35 PM CDT	Special Weather Statement	DVN	Carroll	25 min

Nearby

River Flood Warnings in Iowa, 2020 River Flood Warnings in Illinois, 2020 Every river flood warning in 2020

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.