578 WHUS73 KIWX 311841 MWWIWX URGENT - MARINE WEATHER MESSAGE National Weather Service Northern Indiana 241 PM EDT Mon Mar 31 2025 LMZ043-046-010245- /O.CON.KIWX.SC.Y.0027.000000T0000Z-250401T0900Z/ New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI- 241 PM EDT Mon Mar 31 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WHAT...Waves 4 to 7 feet. * WHERE...Michigan City IN to St Joseph MI. * WHEN...Until 5 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$