Special Marine Warning
Issued by NWS Chicago, IL

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BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
506 PM CDT FRI JUL 21 2017

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* SPECIAL MARINE WARNING FOR...
  NEARSHORE WATERS FROM WILMETTE HARBOR TO GARY...
  OPEN WATERS FROM WILMETTE HARBOR TO MICHIGAN CITY OUT TO MID
  LAKE...

* UNTIL 630 PM CDT

* AT 506 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 12 NM WEST OF
  MONTROSE HARBOR...MOVING EAST AT 25 KNOTS.

  HAZARD...WIND GUSTS TO NEARLY 50 KNOTS AND LARGE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND
           SUDDENLY HIGHER WAVES. LARGE HAIL COULD RESULT IN
           STRUCTURAL DAMAGE.

* LOCATIONS IMPACTED INCLUDE...
  MONTROSE HARBOR.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
NORTHEASTERN ILLINOIS.

LAT...LON 4174 8753 4177 8756 4178 8756 4179 8758
      4180 8758 4183 8760 4187 8761 4187 8762
      4189 8762 4189 8760 4190 8762 4195 8764
      4196 8764 4196 8763 4198 8765 4204 8767
      4202 8730 4167 8734
TIME...MOT...LOC 2206Z 287DEG 25KT 4196 8793

HAIL...>.75IN
WIND...49KTS

$$

IZZI



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