Alert archive / Missouri / River Flood Warnings in 2010

River Flood Warning 250, NWS St. Louis, MO

August 9, 2010Marion County, Missouri; Adams County, Illinois

NWS St. Louis, MO issued this river flood warning at Aug 9, 2010, 10:59 AM CDT for Marion County, Missouri; Adams County, Illinois. It took effect at Aug 11, 2010, 1:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Aug 9, 2010, 10:59 AM CDT (15:59 UTC)
In effect from: Aug 11, 2010, 1:00 AM CDT
Expired: Aug 9, 2010, 9:21 PM CDT
In force
Issued by: NWS St. Louis, MO
Flood severity: Minor

Counties Adams County, IL, Marion County, MO

The radar

The St Louis radar (KLSX), 147 km from the middle of the area, began a volume at 16:02 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 Quincy Lock and Dam 21 (QLDI2).

Action stage: 16 ft
Minor stage: 18 ft
Moderate stage: 21 ft
Major stage: 25 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 St. Louis, MO wrote its last area forecast discussion before this river flood warning went out at Aug 9, 6:42 AM CDT, 4 hours 17 minutes earlier.

Area forecast discussion, Aug 9, 6:42 AM CDT, 4 hours 17 minutes before

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Hazardous weather outlook, Aug 9, 4:42 AM CDT, 6 hours 17 minutes before

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  <meta name="viewport" content="width=device-width, initial-scale=1">
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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.
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Nearby

River Flood Warnings in Missouri, 2010 River Flood Warnings in Illinois, 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.