Alert archive / Illinois / River Flood Warnings in 2016

River Flood Warning 17, NWS Chicago, IL

July 28, 2016Will County, Illinois

NWS Chicago, IL issued this river flood warning at Jul 28, 2016, 8:22 PM CDT for Will County, Illinois. It took effect at Jul 28, 2016, 11:37 PM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Jul 28, 2016, 8:22 PM CDT (01:22 UTC)
In effect from
Jul 28, 2016, 11:37 PM CDT
Expired
Jul 29, 2016, 2:42 PM CDT
In force
15 hr
Issued by
NWS Chicago, IL
Area
Storm-based polygon
Flood severity
Minor

County Will County, IL

The radar

The Chicago radar (KLOT), 20 km from the middle of the area, began a volume at 01:22 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 East Branch Du Page River at Bolingbrook (BOLI2).

Action stage
18 ft
Minor stage
20 ft
Moderate stage
22 ft
Major stage
24 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05540250, 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 Jul 28, 6:43 PM CDT, 1 hour 39 minutes earlier.

Area forecast discussion, Jul 28, 6:43 PM CDT, 1 hour 39 minutes before
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Hazardous weather outlook, Jul 28, 4:50 PM CDT, 3 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
450 PM CDT THU JUL 28 2016

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
292200-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
450 PM CDT THU JUL 28 2016 /550 PM EDT THU JUL 28 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

WEATHER HAZARDS EXPECTED:
  ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
    LIMITED THUNDERSTORM DAMAGE RISK...UP TO 60 MPH.
    LIMITED FLOODING RISK.
    LIMITED TORNADO RISK THROUGH EARLY EVENING.

DISCUSSION:

SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING.
HEAVY RAIN WILL BE THE PRIMARY THREAT. HOWEVER...THERE IS A
SMALL CHANCE FOR A WEAK AND BRIEF TORNADO WITH THE STRONGEST
STORMS THROUGH EARLY THIS EVENING...MAINLY SOUTHWEST OF A
ROCKFORD TO MORRIS TO KANKAKEE LINE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

FRIDAY...
  LIMITED THUNDERSTORM RISK.
  HIGH SWIM RISK.
SATURDAY...
  LIMITED THUNDERSTORM RISK.
  HIGH SWIM RISK.
MONDAY...
  LIMITED THUNDERSTORM RISK.
TUESDAY AND WEDNESDAY...
  LIMITED THUNDERSTORM RISK.
  LIMITED EXCESSIVE HEAT RISK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT.

GENERAL STORM MOTION OF THE DAY:

EAST SOUTHEAST AT 10 MPH.

&&

LMZ740>745-292200-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
450 PM CDT THU JUL 28 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS THIS EVENING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS A CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY...AND
AGAIN MONDAY NIGHT THROUGH WEDNESDAY.

&&

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-292200-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
450 PM CDT THU JUL 28 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS WITH THE BEST CHANCES OVER
THE SOUTH HALF.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS A CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY OVER
MAINLY THE SOUTHERN HALF OF THE LAKE AND THEN MONDAY NIGHT
THROUGH WEDNESDAY OVER ALL OF THE LAKE.

&&

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/NWSCHICAGO
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO

In the hours before

Local storm report, Jul 28, 4:00 PM CDT, 4 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT THU JUL 28 2016

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

0355 PM     TSTM WND DMG     ELBURN                  41.89N 88.47W
07/28/2016                   KANE               IL   CO-OP OBSERVER

            INTENSE HEAVY RAIN. THUNDER AND LIGHTNING. EXTENSIVE
            LOWLAND AND STREET FLOODING.

&&

C
Special weather statement, Jul 28, 4:32 PM CDT, 3 hours 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
432 PM CDT THU JUL 28 2016

ILZ010-282215-
LEE IL-
432 PM CDT THU JUL 28 2016

...SPECIAL WEATHER STATEMENT FOR NORTHEASTERN LEE COUNTY UNTIL 515 PM
CDT...

AT 431 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
FRANKLIN GROVE...OR 9 MILES NORTHEAST OF WALTON...MOVING EAST AT 15
MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  ASHTON AROUND 445 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE WEST BROOKLYN.

INCLUDING THE FOLLOWING INTERSTATE...
 I-88 BETWEEN MILE MARKERS 60 AND 74.

THIS INCLUDES...  LEE COUNTY FAIRGROUNDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 4187 8933 4189 8917 4189 8904 4167 8914
      4177 8939
TIME...MOT...LOC 2131Z 277DEG 13KT 4180 8929

RATZER
Local storm report, Jul 28, 4:44 PM CDT, 3 hours 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
444 PM CDT THU JUL 28 2016

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

0430 PM     HEAVY RAIN       5 SSE CARPENTERSVILLE   42.06N 88.23W
07/28/2016  M0.92 INCH       COOK               IL   COCORAHS

&&

C
Local storm report, Jul 28, 5:50 PM CDT, 2 hours 32 minutes before
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Local storm report, Jul 28, 5:57 PM CDT, 2 hours 25 minutes before
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Local storm report, Jul 28, 6:08 PM CDT, 2 hours 14 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 1:01 PM CDTAreal Flood AdvisoryLOTCook3 hr
Jul 29, 1:07 PM CDTAreal Flood AdvisoryLOTDeKalb, Kane, Ogle, Winnebago3 hr
Jul 29, 1:40 PM CDTAreal Flood AdvisoryLOTCook, DuPage, Kane, Will5 hr
Jul 29, 2:17 PM CDTFlash Flood WarningLOTDeKalb, Ogle3 hr
Jul 29, 2:20 PM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Kane, Will6 hr
Jul 29, 3:31 PM CDTRiver Flood WarningLOTWill33 hr
Jul 29, 3:51 PM CDTRiver Flood AdvisoryLOTWill34 hr
Jul 29, 4:11 PM CDTSpecial Marine WarningLOT49 min
Jul 29, 4:44 PM CDTFlash Flood WarningLOTCook6 hr
Jul 29, 5:33 PM CDTAreal Flood AdvisoryLOTWinnebago3 hr
Jul 29, 6:45 PM CDTRiver Flood AdvisoryLOTKane, Kendall25 hr
Jul 29, 1:28 PM CDTSpecial Weather StatementLOTJasper92 min
Jul 29, 1:48 PM CDTAreal Flood AdvisoryLOTLake, Porter3 hr
Jul 29, 2:28 PM CDTFlash Flood WarningLOTLake, Porter3 hr

Nearby

River Flood Warnings in Illinois, 2016Every river flood warning in 2016

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.