Alert archive / Illinois / River Flood Warnings in 2015

River Flood Warning 3, NWS Chicago, IL

March 10, 2015Grundy County, Will County, Illinois

NWS Chicago, IL issued this river flood warning at Mar 10, 2015, 9:44 AM CDT for Grundy County, Will County, Illinois. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Mar 10, 2015, 9:44 AM CDT (14:44 UTC)
Expired: Mar 10, 2015, 9:40 PM CDT
In force: 12 hr
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Flood severity: Moderate

Counties Grundy County, IL, Will County, IL

The radar

The Chicago radar (KLOT), 28 km from the middle of the area, began a volume at 14:43 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 Kankakee River near Wilmington (WLMI2). The gauge peaked at 8.83 ft at Mar 10, 2015, 7:00 AM CDT.

Action stage: 5 ft
Minor stage: 6.5 ft
Moderate stage: 8 ft
Major stage: 10 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05527500, 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 Mar 9, 6:55 PM CDT, 14 hours 49 minutes earlier.

Area forecast discussion, Mar 9, 6:55 PM CDT, 14 hours 49 minutes before

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Hazardous weather outlook, Mar 9, 4:25 PM CDT, 17 hours 19 minutes before

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<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.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 9, 9:43 PM CDT	River Flood Advisory	LOT	Will	3 days
Mar 10, 1:05 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more	12 hr
Mar 10, 9:55 AM CDT	River Flood Warning	LOT	LaSalle	39 hr
Mar 10, 10:03 AM CDT	Marine Dense Fog Advisory	LOT		11 hr
Mar 10, 11:43 AM CDT	River Flood Advisory	LOT	Grundy	49 hr
Mar 10, 11:43 AM CDT	River Flood Advisory	LOT	LaSalle	3 days
Mar 10, 11:43 AM CDT	River Flood Advisory	LOT	Bureau, LaSalle	4 days
Mar 10, 12:28 PM CDT	River Flood Advisory	LOT	Grundy	25 hr

Nearby

River Flood Warnings in Illinois, 2015 Every river flood warning in 2015

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.