286  
FLUS43 KLOT 160845  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
345 AM CDT TUE JUL 16 2019  
 
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-  
170845-  
WINNEBAGO-BOONE-MCHENRY-LAKE-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-  
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-  
PORTER-NEWTON-JASPER-BENTON-  
345 AM CDT TUE JUL 16 2019 /445 AM EDT TUE JUL 16 2019/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
   
DAY ONE
 
TODAY AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
ELEVATED THUNDERSTORM RISK.  
LIMITED FLOODING RISK.  
LIMITED EXCESSIVE HEAT RISK.  
 
DISCUSSION...  
 
SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS THE AREA, ESPECIALLY  
ALONG AND SOUTHEAST OF I-55, THIS AFTERNOON THROUGH EARLY EVENING.  
PERIODS OF HEAVY RAINFALL AND LOCALIZED FLOODING ARE POSSIBLE.  
   
DAYS TWO THROUGH SEVEN
 
WEDNESDAY THROUGH MONDAY.  
 
WEDNESDAY...  
LIMITED THUNDERSTORM RISK.  
LIMITED EXCESSIVE HEAT RISK.  
THURSDAY...  
LIMITED THUNDERSTORM RISK.  
SIGNIFICANT EXCESSIVE HEAT RISK.  
FRIDAY AND SATURDAY...  
SIGNIFICANT EXCESSIVE HEAT RISK.  
SUNDAY...  
LIMITED THUNDERSTORM RISK.  
ELEVATED EXCESSIVE HEAT RISK.  
 
DISCUSSION:  
 
HEAT WILL BUILD TO DANGEROUS LEVELS THURSDAY THROUGH SATURDAY  
WHEN HEAT INDICES LOOK TO CLIMB IN EXCESS OF 105 DEGREES FOR MUCH  
OF THE AREA. VERY WARM OVERNIGHT TEMPERATURES WILL OFFER LITTLE  
RELIEF FROM THE HEAT AND HUMIDITY.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 
GENERAL STORM MOTION OF THE DAY:  
 
MOVING TOWARD THE NORTHEAST AT 15 TO 25 MPH.  
 

 
 
LMZ740>745-170845-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
345 AM CDT TUE JUL 16 2019  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE ILLINOIS  
NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE  
WATERS OF LAKE MICHIGAN.  
   
DAY ONE
 
TODAY AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
ELEVATED THUNDERSTORM RISK.  
   
DAYS TWO THROUGH SEVEN
 
WEDNESDAY THROUGH MONDAY.  
 
WEDNESDAY...  
LIMITED THUNDERSTORM RISK.  
THURSDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
LIMITED THUNDERSTORM RISK.  
SUNDAY...  
LIMITED THUNDERSTORM RISK.  
 

 
 
RODRIGUEZ  
 
VISIT US AT HTTP://WEATHER.GOV/CHICAGO  
 
FOLLOW US ON FACEBOOK, TWITTER, AND YOUTUBE AT:  
WWW.FACEBOOK.COM/NWSCHICAGO  
WWW.TWITTER.COM/NWSCHICAGO  
WWW.YOUTUBE.COM/NWSCHICAGO  
 
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