Alert archive / Illinois / River Flood Warnings in 2007

River Flood Warning 26, NWS Chicago, IL

August 22, 2007Ogle County, Illinois

NWS Chicago, IL issued this river flood warning at Aug 22, 2007, 9:06 AM CDT for Ogle County, Illinois. It took effect at Aug 22, 2007, 7:00 PM CDT. It was in force for 7 days.

The area

The counties it named.

The facts

Issued: Aug 22, 2007, 9:06 AM CDT (14:06 UTC)
In effect from: Aug 22, 2007, 7:00 PM CDT
Expired: Aug 30, 2007, 3:09 AM CDT
In force: 7 days
Issued by: NWS Chicago, IL
Flood severity: Minor

County Ogle County, IL

The radar

The Chicago radar (KLOT), 113 km from the middle of the area, began a volume at 14:06 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 Rock River at Byron (BYRI2).

Action stage: 10.5 ft
Minor stage: 13 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 05440700, 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 Chicago, IL wrote its last area forecast discussion before this river flood warning went out at Aug 21, 8:45 PM CDT, 12 hours 21 minutes earlier.

Area forecast discussion, Aug 21, 8:45 PM CDT, 12 hours 21 minutes before

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Hazardous weather outlook, Aug 22, 4:30 AM CDT, 4 hours 36 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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In the hours before

Local storm report, Aug 22, 8:35 AM CDT, 31 minutes before

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      <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">
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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, Aug 22, 8:57 AM CDT, 9 minutes before

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<head>
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  <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>
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</body>
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The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 22, 3:37 AM CDT	Special Marine Warning	LOT		83 min
Aug 22, 3:50 AM CDT	Severe Thunderstorm Warning	LOT	Lake	40 min
Aug 22, 4:51 AM CDT	Special Marine Warning	LOT		84 min
Aug 22, 6:12 AM CDT	River Flood Advisory	LOT	Ogle	24 hr
Aug 22, 3:43 PM CDT	Flash Flood Watch	LOT	Boone, Lake, McHenry, Ogle, Winnebago	15 hr
Aug 22, 5:34 PM CDT	Special Marine Warning	LOT		102 min

Nearby

River Flood Warnings in Illinois, 2007 Every river flood warning in 2007

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.