645
WHUS53 KLOT 160054
SMWLOT
LMZ741>745-779-160215-
/O.NEW.KLOT.MA.W.0010.250516T0054Z-250516T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE
754 PM CDT THU MAY 15 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* SPECIAL MARINE WARNING FOR...
NEARSHORE WATERS FROM WILMETTE HARBOR TO CALUMET HARBOR...
NEARSHORE WATERS FROM CALUMET HARBOR TO MICHIGAN CITY...
OPEN WATERS FROM WILMETTE HARBOR TO MICHIGAN CITY OUT TO MID
LAKE...
* UNTIL 915 PM CDT.
* AT 753 PM CDT, A CLUSTER OF STRONG TO SEVERE THUNDERSTORMS WAS
LOCATED OVER WILL, SOUTHERN DUPAGE, AND SOUTHERN COOK COUNTIES,
MOVING NORTHEAST AT 45 KNOTS.
HAZARD...WIND GUSTS IN EXCESS OF 50 KNOTS AND LARGE HAIL.
SOURCE...RADAR.
IMPACT...BOATS COULD SUFFER SIGNIFICANT STRUCTURAL DAMAGE IN HIGH
WINDS AND HAIL. SMALL CRAFT COULD CAPSIZE IN SUDDENLY
HIGHER WAVES.
* LOCATIONS IMPACTED INCLUDE...
CALUMET HARBOR, MARINA SHORES AT DUNE HARBOR, 59TH STREET MARINA,
HAMMOND MARINA, INDIANA HARBOR, JACKSON PARK HARBOR, BURNS HARBOR,
AND DUSABLE HARBOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR NORTHEASTERN
ILLINOIS...NORTHWESTERN INDIANA...AND THE ADJACENT WATERS OF LAKE
MICHIGAN.
FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.
LAT...LON 4162 8733 4164 8743 4168 8743 4167 8747
4171 8753 4175 8753 4179 8757 4179 8758
4178 8758 4189 8760 4190 8762 4189 8697
4179 8697 4179 8696 4172 8691 4163 8716
4162 8732 4161 8733
TIME...MOT...LOC 0053Z 236DEG 43KT 4159 8790
HAIL...>.75IN
WIND...50KTS
DOOM
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