[HWOLOT] HWOLOT

[Hazardous Weather Outlooks - NWS LOT]

FLUS43 KLOT 170921
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
430 AM CDT MON JUL 17 2006

ILZ003>006-008-010>014-019>022-023-032-033-039-INZ001-002-010-011-
019-180930-
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DU PAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
LAKE IN-PORTER-NEWTON-JASPER-BENTON-
430 AM CDT MON JUL 17 2006

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

.DAY ONE... TODAY AND TONIGHT

AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FOR CHICAGO AND COOK 
COUNTY THROUGH 7 PM THIS EVENING. TEMPERATURES WILL AGAIN CLIMB INTO 
THE MID 90S TODAY...WHICH COMBINED WITH HIGH HUMIDITY LEVELS WILL 
RESULT IN PEAK HEAT INDEX VALUES OF AROUND 105 THIS AFTERNOON. HEAT 
INDICES WILL FALL BELOW 100 THIS EVENING...AND THE ARRIVAL OF A COLD 
FRONT TONIGHT WILL BRING RELIEF FROM THE HEAT AND HUMIDITY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE OUTLOOK 
AREA LATE THIS AFTERNOON AND TONIGHT. THUNDERSTORMS ARE EXPECTED TO 
DEVELOP ALONG AN APPROACHING COLD FRONT ACROSS WISCONSIN AND IOWA 
THIS AFTERNOON...MOVING INTO PORTIONS OF THE OUTLOOK AREA NORTH OF 
INTERSTATE 80 BY EVENING. THUNDERSTORMS WILL MOVE SOUTHEAST INTO THE 
REMAINDER OF THE OUTLOOK AREA TONIGHT AS THE FRONT CONTINUES TO PUSH 
SOUTH. SEVERE THUNDERSTORMS WILL BE MOST LIKELY LATE THIS AFTERNOON 
AND THIS EVENING...WITH THE MAIN THREAT BEING DAMAGING WINDS.

THE ILLINOIS ENVIRONMENTAL PROTECTION AGENCY HAS DECLARED TODAY AN 
AIR POLLUTION ACTION DAY FOR THE GREATER CHICAGO METROPOLITAN AREA.

.DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY

THERE IS A CHANCE OF THUNDERSTORMS ACROSS PARTS OF NORTHERN ILLINOIS 
LATE TUESDAY NIGHT AND WEDNESDAY. THERE IS A CHANCE OF THUNDERSTORMS 
ACROSS THE ENTIRE OUTLOOK AREA THURSDAY...AND AGAIN LATE SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY LATE THIS AFTERNOON AND THIS 
EVENING.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE
NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO (LOWER CASE)

$$

LMZ740>745-766-180930-
WINTHROP HARBOR IL TO MICHIGAN CITY IN-
LAKE MICHIGAN-
430 AM CDT MON JUL 17 2006

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

.DAY ONE... TODAY AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON 
AND THIS EVENING ACROSS SOUTHERN LAKE MICHIGAN. THE MAIN THREAT WILL 
BE ISOLATED STRONG WIND GUSTS OVER 50 KNOTS.

.DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY

THERE IS A CHANCE OF THUNDERSTORMS ACROSS SOUTHERN LAKE MICHIGAN  
WEDNESDAY AFTERNOON INTO THURSDAY...AND AGAIN LATE SATURDAY.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE
NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO (LOWER CASE)

$$