Marine warning extended for southern Lake Michigan until 5:15pm for possible additional waterspouts


Additional waterspouts possible over southern Lake Michigan this afternoon

Additional waterspouts possible over southern Lake Michigan this afternoon


THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* SPECIAL MARINE WARNING FOR...

  NEARSHORE WATERS FROM WINTHROP HARBOR TO NORTHERLY ISLAND...
  OPEN WATERS FROM WINTHROP HARBOR TO MICHIGAN CITY OUT TO MID
  LAKE...

* UNTIL 515 PM CDT

* AT 308 PM CDT...DOPPLER RADAR INDICATED A AN AREA OF SHOWERS
  AND THUNDERSTORMS...CAPABLE OF PRODUCING A WATERSPOUT AND STRONG
  WINDS 34 KNOTS OR GREATER 13 NM NORTHEAST OF WILMETTE
  HARBOR...MOVING SOUTHEAST AT 20 KNOTS.

* WATERSPOUTS COULD AFFECT THE FOLLOWING LOCATIONS...
  LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM OFF
  SHORE TO MID LAKE AND LAKE MICHIGAN FROM WINTHROP HARBOR TO
  WILMETTE HARBOR IL 5NM OFF SHORE TO MID LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR
IMMEDIATELY.

 

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