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4 products issued by NWS for: Chicago IL
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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
403 PM CDT Mon Jul 24 2017

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
252115-
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-
403 PM CDT Mon Jul 24 2017 /503 PM EDT Mon Jul 24 2017/

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

.DAY ONE...Tonight.

Large waves will create dangerous swimming conditions at Lake
Michigan beaches through this evening.

Flooding will continue along many rivers.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Wednesday...
  Elevated Flooding Risk.
  Elevated Severe Thunderstorm Risk.
Thursday...
  Elevated Thunderstorm Risk.
  High Swim Risk.
Friday...
  High Swim Risk.

DISCUSSION:

Warm and humid weather will return Wednesday ahead of a cold
front which will move slowly across the area late Wednesday night
and Thursday. Thunderstorms are expected to spread into the area
ahead of the front Wednesday evening and night, and some storms
could be strong to severe with damaging winds and large hail.
Heavy rainfall and at least localized flooding will also be
possible with these storms. Storms may persist across parts of the
area on Thursday, as the front sags to the southeast. Dry weather
will return Thursday night.

Flooding will continue on many area rivers and new rises are
possible if heavy rain materializes Wednesday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.

&&

$$



Beach Hazards Statement

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
346 PM CDT MON JUL 24 2017

ILZ006-014-INZ001-002-250300-
/O.CON.KLOT.BH.S.0009.000000T0000Z-170725T0300Z/
LAKE IL-COOK-LAKE IN-PORTER-
346 PM CDT MON JUL 24 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* FORECAST WAVE HEIGHTS...3 TO 6 FT.

* STRONG RIP CURRENTS AND STRUCTURAL CURRENTS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LIFE THREATENING WAVES AND CURRENTS ARE EXPECTED AT THE BEACHES.
PEOPLE VISITING THE BEACHES SHOULD STAY OUT OF THE WATER.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE, WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU INTO DEEPER WATER ALONG THE PIER STRUCTURE.

EXPOSED BEACHES ARE MORE LIKELY TO EXPERIENCE THE MOST
SIGNIFICANT WAVE AND CURRENT IMPACTS. IMPACTS AT BEACHES WITH
PROTECTIVE BREAKWALLS OR JETTIES WILL BE SUBJECT TO THE
ORIENTATION OF STRUCTURES AS WELL AS WIND AND WAVE DIRECTION.

FOR INFORMATION ON SWIM ADVISORIES OR BANS AT CHICAGO BEACHES
VISIT: WWW.CPDBEACHES.COM.

&&

$$

RC



Flood Warning

Flood Statement
National Weather Service Chicago/Romeoville IL
920 AM CDT Mon Jul 24 2017

...The Flood Warning continues for the following rivers in
Illinois...Indiana...
  Des Plaines River near Russell affecting Lake County
  Des Plaines River near Gurnee affecting Lake County
  Des Plaines River at Lincolnshire affecting Lake County
  Des Plaines River near Des Plaines affecting Cook County
  Des Plaines River at Riverside affecting Cook County
  Fox River at Algonquin Tailwater affecting Kane and McHenry
  Counties
  Fox River at Montgomery affecting Kane and Kendall Counties
  Fox River at Dayton affecting La Salle County
  Kankakee River at Shelby affecting Lake and Newton Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...If you encounter a flooded roadway...turn around and
find an alternate route.

&&

ILC031-250419-
/O.CON.KLOT.FL.W.0097.000000T0000Z-170727T0000Z/
/DSPI2.2.ER.170712T1631Z.170723T0045Z.170726T1800Z.NO/
920 AM CDT Mon Jul 24 2017

The Flood Warning continues for
  The Des Plaines River near Des Plaines.
* until Wednesday evening.
* At  845 AM Monday the stage was 17.3 feet.
* Flood stage is 15.0 feet.
* Recent activity...Gage datum was changed by 10 feet on Nov 14 2014.
  Flood thresholds and flood impacts are now 10 feet higher than
  previous values.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue to fall to below flood stage by
  Wednesday afternoon.
* Impact...At 17.0 feet...Water on pavement of 1700 block of Busse
  Highway, at River Rd and Gregory, Central Road, and Big Bend Drive.

&&

LAT...LON 4212 8784 4196 8780 4196 8790 4212 8794


$$



Flood Warning

Flood Statement
National Weather Service Chicago/Romeoville IL
920 AM CDT Mon Jul 24 2017

...The Flood Warning continues for the following rivers in
Illinois...Indiana...
  Des Plaines River near Russell affecting Lake County
  Des Plaines River near Gurnee affecting Lake County
  Des Plaines River at Lincolnshire affecting Lake County
  Des Plaines River near Des Plaines affecting Cook County
  Des Plaines River at Riverside affecting Cook County
  Fox River at Algonquin Tailwater affecting Kane and McHenry
  Counties
  Fox River at Montgomery affecting Kane and Kendall Counties
  Fox River at Dayton affecting La Salle County
  Kankakee River at Shelby affecting Lake and Newton Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...If you encounter a flooded roadway...turn around and
find an alternate route.

&&

ILC031-250419-
/O.CON.KLOT.FL.W.0103.000000T0000Z-170725T1200Z/
/RVRI2.1.ER.170720T1348Z.170723T0115Z.170725T0600Z.UU/
920 AM CDT Mon Jul 24 2017

The Flood Warning continues for
  The Des Plaines River at Riverside.
* until Tuesday morning.
* At  845 AM Monday the stage was 7.4 feet.
* Flood stage is 7.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue to fall to below flood stage by
  early Tuesday.
* Impact...At 7.5 feet...Park areas are inundated near Salt Creek.

&&

LAT...LON 4187 8777 4183 8776 4174 8780 4178 8791
      4184 8786 4186 8787

$$



U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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