Hazardous Weather Outlook
Issued by NWS Chicago, IL

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FLUS43 KLOT 061627
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1127 AM CDT MON JUL 6 2015

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
071630-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1127 AM CDT MON JUL 6 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  THUNDERSTORMS...THE STRONGEST MAY PRODUCE:
   DAMAGING WIND GUSTS TO 60 MPH.
   HAIL TO THE SIZE OF NICKELS.
   LOCALLY HEAVY RAINFALL AND FLASH FLOODING.
   FREQUENT CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  SHOWERS AND STORMS SPREADING ACROSS NORTHWEST ILLINOIS SHOULD
  BE NEAR AND NORTH OF A PERU TO WOODSTOCK ILLINOIS LINE THROUGH
  THE EARLY AFTERNOON. STORMS THEN SHOULD INCREASE IN COVERAGE
  ACROSS NORTHERN ILLINOIS INTO THE EARLY EVENING WITH STORMS
  COVERING MUCH OF NORTHERN ILLINOIS AND NORTHWEST INDIANA THIS
  EVENING AND OVERNIGHT.

  DISCUSSION:

  A CONVECTIVE COMPLEX IS CENTERED OVER SOUTHWEST WISCONSIN WITH
  NEW STORMS FIRING AHEAD OF THE COMPLEX CIRCULATION AND OUTFLOW
  BOUNDARY. EXPECTING STORMS TO FESTER ACROSS PARTS OF NORTHERN
  ILLINOIS. WITH AMPLE HEATING THIS AFTERNOON ACROSS CENTRAL
  ILLINOIS...THINKING ADDITIONAL STORMS WILL FORM ACROSS NORTHERN
  ILLINOIS FROM MID AFTERNOON ON. A COLD FRONT WILL THEN APPROACH
  THE REGION THIS EVENING WITH STORMS EXPECTED ACROSS THE REGION
  AS THE COLD FRONT SWINGS THROUGH. THE BEST CHANCE OF STRONG
  STORMS WILL BE ASSOCIATED WITH THE STORMS THIS AFTERNOON AND
  EVENING. WHILE WIDE SPREAD SEVERE WEATHER IS NOT
  EXPECTED...SCATTERED GUSTY WINDS... HEAVY RAIN...AND FREQUENT
  LIGHTNING WILL BE THE MAIN THREATS.

FLOODING WILL CONTINUE ON PORTIONS OF THE KANKAKEE AND
ILLINOIS RIVERS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE FOR THUNDERSTORMS TUESDAY...MAINLY SOUTH OF
INTERSTATE 80. PERIODIC CHANCES FOR STORMS WILL EXIST WEDNESDAY
NIGHT THROUGH SATURDAY.

PORTIONS OF THE KANKAKEE AND ILLINOIS RIVERS WILL REMAIN IN
FLOOD.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THIS AFTERNOON THROUGH THIS EVENING.

&&

$$

LMZ740>745-071630-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1127 AM CDT MON JUL 6 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG WINDS AND HIGH WAVES WILL LEAD TO HAZARDOUS CONDITIONS FOR
SMALL CRAFT THROUGH EARLY EVENING...MAINLY ALONG THE ILLINOIS
SHORE.

THUNDERSTORMS ARE EXPECTED LATE THIS AFTERNOON THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

A FEW THUNDERSTORMS MAY LINGER INTO TUESDAY MORNING...WITH
ADDITIONAL CHANCES FOR THUNDERSTORMS THURSDAY THROUGH SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-071630-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1127 AM CDT MON JUL 6 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

AREAS OF FOG ARE EXPECTED THROUGH THIS EVENING...SOME OF WHICH
COULD BE DENSE.

THUNDERSTORMS ARE LIKELY FROM MID AFTERNOON THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

A FEW THUNDERSTORMS ARE POSSIBLE EARLY TUESDAY...WITH ADDITIONAL
CHANCES FOR THUNDERSTORMS WEDNESDAY NIGHT THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

&&

$$

JEE/MTF

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