[HWOLOT] HWOLOT

[HWOLOT at goshenarc.org]

FLUS43 KLOT 301814
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO IL
115 PM CDT SUN MAY 30 2004

ILZ003>006-008-010>014-019>022-023-032-033-039-INZ001-002-010-011-019
-302130- 
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-
115 PM CDT SUN MAY 30 2004

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

.DAY ONE... THIS AFTERNOON AND TONIGHT

THERE IS A HIGH RISK OF SEVERE THUNDERSTORMS SOUTH OF A LINE 
FROM MENDOTA TO SANDWICH TO CHANNAHON TO KANKAKEE TO WATSEKA FOR 
THUNDERSTORMS EXPECTED TO DEVELOP THIS AFTERNOON AND EVENING. THE 
SEVERE STORMS ARE MOSTLY LIKELY TO OCCUR FROM ABOUT 400 PM THROUGH 
1000 PM. THE SEVERE WEATHER THREATS INCLUDE LONG-TRACK STRONG 
TORNADOES...LARGE HAIL...AND DAMAGING WINDS. THE REMAINDER OF THE 
AREA IS UNDER A MODERATE RISK OF SEVERE WEATHER.

WITH ENOUGH BREAK UP OF THE CLOUD COVER THIS AFTERNOON...HEATING 
FROM THE SUN AND SURGING DEWPOINTS ON STRONG SOUTH WINDS WILL 
SUFFICIENTLY DESTABILIZE THE ATMOSPHERE FOR STRONG THUNDERSTORMS TO 
DEVELOP. LOW LEVEL WINDS...A STRONG UPPER LEVEL LOW PRESSURE 
SYSTEM...AND A STRONG JET STREAM ALOFT WILL FAVOR ORGANIZED 
THUNDERSTORMS. A SQUALL LINE IS EXPECTED TO DEVELOP AHEAD OF A COLD 
FRONT AND MOVE WEST TO EAST ACROSS NORTHERN ILLINOIS AND NORTHWEST 
INDIANA LATE THIS AFTERNOON AND THIS EVENING. 

LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE WITH THE STORMS. RAINFALL 
OVER FAR NORTHERN ILLINOIS...WHERE MINOR RIVER FLOODING IS 
OCCURRING...COULD BE SUFFICIENT TO AGGRAVATE OR PROLONG ONGOING 
STREAM FLOODING.     

.DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY

SCATTERED THUNDERSTORMS ARE POSSIBLE MONDAY AFTERNOON AND EARLY 
EVENING AND AGAIN TUESDAY AFTERNOON AND EARLY EVENING BUT THE STORMS 
ARE NOT EXPECTED TO BECOME SEVERE. 

.SPOTTER INFORMATION STATEMENT...

SPOTTERS WILL LIKELY BE NEEDED THIS AFTERNOON AND EVENING. 

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE
NWS CHICAGO WEBPAGE: WWW.CRH.NOAA.GOV/LOT (LOWER CASE)

$$

LMZ740>746-766-302130-
WINTHROP HARBOR IL TO NEW BUFFALO MI-
LAKE MICHIGAN-
835 AM CDT SUN MAY 30 2004

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 MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND 
THIS EVENING. THE MAIN THREAT TO BOATERS WILL BE STRONG GUSTY 
WINDS...ROUGH SEAS AND LIGHTNING. 

SCATTERED SHOWERS AND THUNDERSTORMS ALONG A WARM FRONT WILL BECOME 
MORE WIDESPREAD MID MORNING THROUGH EARLY OR MID AFTERNOON. THEN A 
SQUALL LINE IS EXPECTED TO DEVELOP AHEAD OF A COLD FRONT AND SWEEP 
ACROSS SOUTHERN LAKE MICHIGAN THIS EVENING. 

A SMALL CRAFT ADVISORY IS IN EFFECT FOR HAZARDOUS WINDS AND WAVES 
TODAY AND TONIGHT. 

.DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY

THERE IS A CHANCE OF THUNDERSTORMS MONDAY AFTERNOON AND EARLY 
EVENING AND AGAIN TUESDAY AFTERNOON AND EARLY EVENING BUT SEVERE 
STORMS ARE NOT EXPECTED. 

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE
NWS CHICAGO WEBPAGE: WWW.CRH.NOAA.GOV/LOT (LOWER CASE)

$$