620
FLUS43 KLOT 162025
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
325 PM CDT FRI MAY 16 2025
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-172030-
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-
325 PM CDT FRI MAY 16 2025 /425 PM EDT FRI MAY 16 2025/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
DAY ONE
TONIGHT.
WEATHER HAZARDS EXPECTED...
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 3 OF 5 DAMAGING WIND RISK...UP TO 75 MPH.
LEVEL 2 OF 5 LARGE HAIL RISK...UP TO GOLD BALL SIZE.
LEVEL 1 OF 5 TORNADO RISK.
ELEVATED NON THUNDERSTORM WIND RISK.
EXTREME FIRE WEATHER RISK.
DISCUSSION...
SCATTERED SEVERE THUNDERSTORMS ARE EXPECTED LATE THIS AFTERNOON
INTO EARLY THIS EVENING. A FEW STORMS MAY BECOME SEVERE WITH LARGE
HAIL AND DAMAGING WINDS, MAINLY FOR AREAS ALONG AND EAST OF
INTERSTATE 55 AND ESPECIALLY TOWARD EAST-CENTRAL ILLINOIS AND
WEST-CENTRAL INDIANA.
SOUTH TO SOUTHWEST NON-THUNDERSTORM WINDS MAY GUST AS HIGH AS 50
MPH THROUGH THIS EVENING. FOR RURAL LOCATIONS WHERE LITTLE TO NO
RAIN FELL ON THURSDAY, SHARPLY REDUCED VISIBILITY IS POSSIBLE DUE
TO BLOWING DUST.
THE STRONG WINDS COMBINED WITH VERY DRY AIR WILL CREATE A
ELEVATED CRITICAL FIRE DANGER WITH THE POTENTIAL FOR WILDFIRES
AND RAPID FIRE SPREAD THIS AFTERNOON WHERE LITTLE TO NO RAIN FELL
ON THURSDAY.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
MONDAY...
LIMITED THUNDERSTORM RISK.
SPOTTER INFORMATION STATEMENT
SPOTTERS MAY BE NEEDED THROUGH EARLY EVENING.
GENERAL STORM MOTION OF THE DAY:
MOVING TOWARD THE NORTHEAST AT AROUND 50 MPH.
LMZ740>745-172030-
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-
325 PM CDT FRI MAY 16 2025
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
TONIGHT.
WEATHER HAZARDS EXPECTED...
GALE FORCE WINDS AND HAZARDOUS WAVES.
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 2 OF 5 THUNDERSTORM WIND GUST RISK...UP TO 50 KT.
LEVEL 2 OF 5 HAIL RISK...UP TO QUARTER SIZE.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
SATURDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
MONDAY THROUGH THURSDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
- IZZI
VISIT US AT WWW.WEATHER.GOV/CHICAGO
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page