Special Marine Warning
Issued by NWS Chicago, IL

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/O.NEW.KLOT.MA.W.0006.250330T1903Z-250330T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Chicago/Romeoville
203 PM CDT Sun Mar 30 2025

The National Weather Service in Chicago has issued a

* Special Marine Warning for...

  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...

* Until 400 PM CDT.

* At 203 PM CDT, severe thunderstorms were located along a line
  extending from 8 nm east of Aurora to near Joliet, moving northeast
  at 40 knots.

  HAZARD...Wind gusts in excess of 50 knots and small hail.

  SOURCE...Radar.

  IMPACT...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 1903Z 236DEG 41KT 4181 8810 4148 8812 4116 8811

HAIL...<.75IN
WIND...50KTS

$$

Carlaw