418
FZUS73 KLOT 301955 CCA
MWSLOT
MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE
255 PM CDT SUN MAR 30 2025
LMZ740>745-777-779-302100-
/O.COR.KLOT.MA.W.0006.000000T0000Z-250330T2100Z/
255 PM CDT SUN MAR 30 2025
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR THE FOLLOWING AREAS...
NEARSHORE WATERS FROM WINTHROP HARBOR TO CALUMET HARBOR...
NEARSHORE WATERS FROM CALUMET HARBOR TO MICHIGAN CITY...
OPEN WATERS FROM WINTHROP HARBOR TO MICHIGAN CITY OUT TO MID
LAKE...
AT 254 PM CDT, SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WATERSPOUTS
WERE LOCATED ALONG A LINE EXTENDING FROM 9 NM EAST OF WILMETTE HARBOR
TO NEAR JACKSON PARK HARBOR TO NEAR GARY, MOVING EAST AT 40 KNOTS.
HAZARD...WATERSPOUTS, WIND GUSTS OF 50 TO 60 KNOTS, AND SMALL HAIL.
THE STRONGEST WINDS WILL MOVE ACROSS THE SOUTHERN BOWL OF
THE LAKE.
SOURCE...RADAR INDICATED.
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY
HAZARDOUS SEAS. BOATS COULD SUFFER SIGNIFICANT STRUCTURAL
DAMAGE IN HIGH WINDS. SMALL CRAFT COULD CAPSIZE IN SUDDENLY
HIGHER WAVES.
LOCATIONS IMPACTED INCLUDE...
HARRISON-DEVER CRIB, BURNHAM HARBOR, HAMMOND MARINA, WILMETTE HARBOR,
JACKSON PARK HARBOR, 31ST STREET HARBOR, MONROE HARBOR, BURNS HARBOR,
BELMONT HARBOR, CALUMET HARBOR, MARINA SHORES AT DUNE HARBOR, AND
59TH STREET MARINA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTHEASTERN
ILLINOIS...NORTHWESTERN INDIANA...AND THE ADJACENT WATERS OF LAKE
MICHIGAN.
LAT...LON 4162 8733 4164 8743 4168 8743 4167 8747
4170 8751 4183 8760 4189 8762 4189 8760
4190 8762 4206 8767 4227 8783 4248 8780
4246 8702 4213 8696 4179 8697 4179 8696
4172 8691 4163 8716 4162 8732 4161 8732
TIME...MOT...LOC 1953Z 270DEG 41KT 4212 8748 4179 8750 4157 8741
WATERSPOUT...POSSIBLE
HAIL...<.75IN
WIND...50KTS
BORCHARDT
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