Alert archive / Illinois / River Flood Warnings in 2018

River Flood Warning 90, NWS Chicago, IL

June 22, 2018Livingston County, Illinois

NWS Chicago, IL issued this river flood warning at Jun 22, 2018, 9:21 AM CDT for Livingston County, Illinois. It took effect at Jun 22, 2018, 1:00 PM CDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Jun 22, 2018, 9:21 AM CDT (14:21 UTC)
In effect from: Jun 22, 2018, 1:00 PM CDT
Expired: Jun 22, 2018, 7:00 PM CDT
In force: 6 hr
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Flood severity: Minor

County Livingston County, IL

The radar

The Chicago radar (KLOT), 89 km from the middle of the area, began a volume at 14:25 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 Vermilion River at Pontiac (PNTI2). The gauge peaked at 13.87 ft at Jun 22, 2018, 3:00 PM CDT.

Action stage: 13 ft
Minor stage: 14 ft
Moderate stage: 15 ft
Major stage: 18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05554500, 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 Jun 22, 6:46 AM CDT, 2 hours 35 minutes earlier.

Area forecast discussion, Jun 22, 6:46 AM CDT, 2 hours 35 minutes before

<!doctype html>
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<head>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
  <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>
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  <script src="index.js"></script>
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</html>

Hazardous weather outlook, Jun 22, 4:25 AM CDT, 4 hours 56 minutes before

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<head>
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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.
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  <script src="index.js"></script>
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In the hours before

Local storm report, Jun 22, 7:43 AM CDT, 1 hour 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
743 AM CDT FRI JUN 22 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0715 AM     HEAVY RAIN       1 SSW OAK LAWN          41.70N 87.76W
06/22/2018  M4.13 INCH       COOK               IL   COCORAHS

            2 DAY TOTAL. 24 HOUR TOTAL IS 3.87 INCHES. 0.29 INCHES
            OVERNIGHT.

&&

RC

Local storm report, Jun 22, 8:24 AM CDT, 57 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, Jun 22, 8:27 AM CDT, 54 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
827 AM CDT FRI JUN 22 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0815 AM     FLOOD            WOODRIDGE               41.74N 88.04W
06/22/2018                   DUPAGE             IL   TRAINED SPOTTER

            MINOR STREET FLOODING ON ROUTE 53 WITH A COUPLE INCHES OF
            STANDING WATER...MAINLY IN THE RIGHT LANES.

&&

RC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 9:30 PM CDT	River Flood Advisory	LOT	Cook	14 hr
Jun 21, 9:30 PM CDT	River Flood Advisory	LOT	Will	13 hr
Jun 21, 9:30 PM CDT	River Flood Advisory	LOT	DuPage	33 hr
Jun 21, 10:05 PM CDT	River Flood Advisory	LOT	Grundy	60 hr
Jun 22, 1:04 AM CDT	Areal Flood Advisory	LOT	Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 3 more	6 hr
Jun 22, 6:41 AM CDT	River Flood Advisory	LOT	Livingston	4 hr
Jun 22, 9:21 AM CDT	Areal Flood Advisory	LOT	Cook, DeKalb, DuPage, Kane	3 hr
Jun 22, 9:30 AM CDT	River Flood Watch	LOT	Lake	11 hr
Jun 22, 10:06 AM CDT	Areal Flood Warning	LOT	Cook, DuPage, Kane	3 hr
Jun 22, 11:15 AM CDT	River Flood Advisory	LOT	Iroquois	72 hr
Jun 22, 11:22 AM CDT	River Flood Warning	LOT	LaSalle	53 hr
Jun 22, 12:24 PM CDT	River Flood Advisory	LOT	Boone	3 days
Jun 22, 1:14 PM CDT	Areal Flood Advisory	LOT	Ford, Iroquois	3 hr
Jun 22, 4:07 PM CDT	Areal Flood Advisory	LOT	Ford, Iroquois	3 hr
Jun 21, 9:34 PM CDT	River Flood Advisory	LOT	Porter	13 hr
Jun 21, 9:46 PM CDT	River Flood Warning	LOT	Jasper, Porter	6 days
Jun 22, 3:00 PM CDT	Flash Flood Warning	LOT	Jasper, Newton	4 hr

Nearby

River Flood Warnings in Illinois, 2018 Every river flood warning in 2018

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.