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

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
328 PM CDT Wed Sep 22 2021

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-232030-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
328 PM CDT Wed Sep 22 2021 /428 PM EDT Wed Sep 22 2021/

This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...

  Elevated Non Thunderstorm Wind Risk.
  Significant Lakeshore Flood Risk.
  High Swim Risk.

DISCUSSION...

Lakeshore flooding and very dangerous waves will continue along the
Lake Michigan shoreline through tonight. In addition, winds may gust as
high as 45 mph near the lake through tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
  Significant Lakeshore Flood Risk.
  High Swim Risk.
  Elevated Non Thunderstorm Wind Risk near Lake Michigan.
Friday...
  Limited Thunderstorm Risk.
  High Swim Risk.
Saturday and Sunday...
  Elevated Fire Weather Risk.


.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$



Lakeshore Flood Advisory

Lakeshore Hazard Message
National Weather Service Chicago IL
328 PM CDT Wed Sep 22 2021

ILZ103-104-230430-
/O.CON.KLOT.LS.Y.0005.000000T0000Z-210923T1500Z/
/O.CON.KLOT.BH.S.0018.000000T0000Z-210924T0000Z/
Northern Cook-Central Cook-
328 PM CDT Wed Sep 22 2021

...LAKESHORE FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY
EVENING...

* WHAT...Large and battering waves of 10 to 14 feet will continue
  tonight into early Thursday morning. These large waves combined
  with above average lake levels will result in beach erosion,
  extremely dangerous conditions at the lakefront, as well as
  minor lakeshore flooding.

* WHERE...Northern Cook and Central Cook Counties.

* WHEN...For the Lakeshore Flood Advisory, through 10 AM CDT
  Thursday. For the Beach Hazards Statement, through Thursday
  evening.

* IMPACTS...Some water on low lying roads and property along the
  lakeshore. Portions of the Chicago lakefront bike path will
  likely become inundated and impassible. Swimming conditions
  will be life threatening. For information on swim advisories
  or bans at Chicago beaches: www. cpdbeaches. com.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Residents on or near the shore should take appropriate action to
protect property from rising water levels.

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$



Beach Hazards Statement

Lakeshore Hazard Message
National Weather Service Chicago IL
328 PM CDT Wed Sep 22 2021

ILZ103-104-230430-
/O.CON.KLOT.LS.Y.0005.000000T0000Z-210923T1500Z/
/O.CON.KLOT.BH.S.0018.000000T0000Z-210924T0000Z/
Northern Cook-Central Cook-
328 PM CDT Wed Sep 22 2021

...LAKESHORE FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY
EVENING...

* WHAT...Large and battering waves of 10 to 14 feet will continue
  tonight into early Thursday morning. These large waves combined
  with above average lake levels will result in beach erosion,
  extremely dangerous conditions at the lakefront, as well as
  minor lakeshore flooding.

* WHERE...Northern Cook and Central Cook Counties.

* WHEN...For the Lakeshore Flood Advisory, through 10 AM CDT
  Thursday. For the Beach Hazards Statement, through Thursday
  evening.

* IMPACTS...Some water on low lying roads and property along the
  lakeshore. Portions of the Chicago lakefront bike path will
  likely become inundated and impassible. Swimming conditions
  will be life threatening. For information on swim advisories
  or bans at Chicago beaches: www. cpdbeaches. com.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Residents on or near the shore should take appropriate action to
protect property from rising water levels.

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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