286
WHUS73 KLOT 041947
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
247 PM CDT THU SEP 4 2025
LMZ744-745-050600-
/O.CAN.KLOT.SC.Y.0082.000000T0000Z-250904T2000Z/
/O.CON.KLOT.GL.W.0023.250905T0600Z-250905T1500Z/
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
247 PM CDT THU SEP 4 2025
..GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM CDT FRIDAY
* WHAT...SOUTHWEST GALES TO 40 KT AND SIGNIFICANT WAVES TO 8 FT
OCCASIONALLY TO 10 FT EXPECTED.
* WHERE...GARY TO MICHIGAN CITY IN.
* WHEN...FROM 1 AM TO 10 AM CDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL INFORMATION...THE LARGEST WAVES ARE EXPECTED EAST OF
BURNS HARBOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LMZ740>743-050600-
/O.CON.KLOT.GL.W.0023.250905T0600Z-250905T1500Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
247 PM CDT THU SEP 4 2025
..GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM CDT FRIDAY
* WHAT...SOUTHWEST GALES TO 40 KT AND SIGNIFICANT WAVES TO 6 FT
OCCASIONALLY TO 8 FT EXPECTED.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET
HARBOR IL TO GARY IN.
* WHEN...FROM 1 AM TO 10 AM CDT FRIDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL INFORMATION...THE LARGEST WAVES ARE EXPECTED OFFSHORE
AND TOWARD THE OPEN WATER OF LAKE MICHIGAN. IN ADDITION, STORM
FORCE WIND GUSTS TO 50 KT ARE POSSIBLE ON HIGH PLATFORM STATIONS
SUCH AS THE CHICAGO CRIB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
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