Alert archive / Illinois / River Flood Warnings in 2007

River Flood Warning 37, NWS Chicago, IL

August 24, 2007Grundy County, Illinois

NWS Chicago, IL issued this river flood warning at Aug 24, 2007, 10:49 AM CDT for Grundy County, Illinois. It was in force for 65 hr.

The area

The counties it named.

The facts

Issued
Aug 24, 2007, 10:49 AM CDT (15:49 UTC)
Expired
Aug 27, 2007, 4:04 AM CDT
In force
65 hr
Issued by
NWS Chicago, IL
Flood severity
Major

County Grundy County, IL

The radar

The Chicago radar (KLOT), 45 km from the middle of the area, began a volume at 15:49 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 Illinois River at Morris (MORI2).

Action stage
13 ft
Minor stage
16 ft
Moderate stage
18 ft
Major stage
22 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05542500, 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 24, 6:30 AM CDT, 4 hours 19 minutes earlier.

Area forecast discussion, Aug 24, 6:30 AM CDT, 4 hours 19 minutes before
<!doctype html>
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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>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Aug 24, 4:30 AM CDT, 6 hours 19 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>

In the hours before

Local storm report, Aug 24, 8:17 AM CDT, 2 hours 32 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>
Local storm report, Aug 24, 8:20 AM CDT, 2 hours 29 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>
Local storm report, Aug 24, 9:13 AM CDT, 1 hour 36 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>
Local storm report, Aug 24, 9:39 AM CDT, 1 hour 10 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 Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 23, 7:08 PM CDTSevere Thunderstorm WarningLOTLaSalle, Livingston82 min
Aug 23, 7:18 PM CDTFlash Flood WarningLOTKankakee4 hr
Aug 23, 7:33 PM CDTTornado WarningLOTKankakee57 min
Aug 23, 7:42 PM CDTSevere Thunderstorm WarningLOTGrundy30 min
Aug 23, 8:16 PM CDTSevere Thunderstorm WarningLOTKankakee, Will65 min
Aug 23, 8:24 PM CDTSevere Thunderstorm WarningLOTFord, Iroquois58 min
Aug 23, 9:14 PM CDTRiver Flood WarningLOTLaSalle5 days
Aug 23, 9:20 PM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Grundy, Kane, Kankakee and 6 more7 hr
Aug 23, 10:45 PM CDTRiver Flood AdvisoryLOTGrundy62 hr
Aug 24, 2:29 AM CDTRiver Flood WarningLOTCook42 hr
Aug 24, 2:46 AM CDTRiver Flood AdvisoryLOTCook28 hr
Aug 24, 3:58 AM CDTRiver Flood WarningLOTKankakee4 days
Aug 24, 10:49 AM CDTRiver Flood WarningLOTLaSalle10 hr
Aug 24, 2:51 PM CDTSevere Thunderstorm WarningLOTIroquois39 min
Aug 23, 7:10 PM CDTSevere Thunderstorm WarningLOTLake, Porter60 min
Aug 23, 7:46 PM CDTSevere Thunderstorm WarningLOTJasper, Newton42 min
Aug 23, 8:05 PM CDTTornado WarningLOTNewton25 min
Aug 23, 8:47 PM CDTSevere Thunderstorm WarningLOTJasper, Lake, Newton, Porter48 min
Aug 23, 9:14 PM CDTRiver Flood WarningLOTPorter8 days
Aug 23, 9:14 PM CDTRiver Flood WarningLOTJasper, Porter8 days
Aug 23, 10:05 PM CDTFlash Flood WarningLOTJasper, Newton6 hr
Aug 23, 10:54 PM CDTRiver Flood WarningLOTLake72 hr

Nearby

River Flood Warnings in Illinois, 2007Every 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.