Alert archive / Illinois / River Flood Warnings in 2020

River Flood Warning 76, NWS Quad Cities, IA

July 1, 2020Hancock County, McDonough County, Illinois

NWS Quad Cities, IA issued this river flood warning at Jul 1, 2020, 2:55 PM CDT for Hancock County, McDonough County, Illinois. It took effect at Jul 2, 2020, 4:16 AM CDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Jul 1, 2020, 2:55 PM CDT (19:55 UTC)
In effect from: Jul 2, 2020, 4:16 AM CDT
Expired: Jul 2, 2020, 8:22 AM CDT
In force: 4 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: Minor

Counties Hancock County, IL, McDonough County, IL

The radar

The Quad Cities radar (KDVN), 134 km from the middle of the area, began a volume at 19:58 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 La Moine River at Colmar (CLMI2).

Action stage: 19 ft
Minor stage: 20 ft
Moderate stage: 22 ft
Major stage: 24 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05584500, 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 30, 6:47 PM CDT, 20 hours 8 minutes earlier.

Area forecast discussion, Jun 30, 6:47 PM CDT, 20 hours 8 minutes before

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<body>
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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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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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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Hazardous weather outlook, Jun 30, 2:56 PM CDT, 23 hours 59 minutes before

<!doctype html>
<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
Jun 30, 8:45 PM CDT	Special Weather Statement	DVN	Lee	45 min
Jul 1, 6:56 AM CDT	Special Weather Statement	DVN	Henry, Jefferson, Louisa	94 min
Jul 1, 5:48 PM CDT	Special Weather Statement	DVN	Delaware	87 min
Jun 30, 7:05 PM CDT	Special Weather Statement	DVN	Hancock	40 min
Jul 1, 10:24 AM CDT	Special Weather Statement	DVN	Hancock, McDonough	51 min

Nearby

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.