25NM WSW Grand Haven MI Lake Michigan

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NWS Chicago, IL Marine Point Forecast: 42.94°N 86.62°W Associated Zone Forecast which includes this point Mobile Weather Information Last Update: 3:53 am CDT May 25, 2013 Forecast Valid: 5am CDT May 25, 2013-6pm CDT May 31, 2013

Today Light Wind < 1ft Hi 48 °F Water: 39 °F Tonight N 10kt < 1ft Lo: 42 °F Sunday Light Wind < 1ft Hi 53 °F Sunday Night ESE 10kt < 1ft Lo: 43 °F Memorial Day SE 15kt 1ft Hi 55 °F Monday Night SE 15kt 1ft Lo: 45 °F Tuesday S 15kt 1ft Hi 56 °F Tuesday Night S 15kt 1ft Lo: 52 °F Wednesday SSW 15kt 1-2ft Hi 62 °F Water temperature forecast is experimental. .SYNOPSIS...HIGH PRESSURE OF 30.4 INCHES IS SPREAD FROM NORTHERN ONTARIO TO THE OHIO VALLEY EARLY THIS MORNING AND WILL SLOWLY DRIFT EASTWARD THROUGH THE WEEKEND. LOW PRESSURE OF AROUND 29.8 INCHES IS STRETCHED ACROSS THE HIGH PLAINS AND WILL REMAIN THERE THROUGH THE WEEKEND. LOW PRESSURE WILL BECOME BETTER ORGANIZED AND MOVE EASTWARD ACROSS THE CENTRAL AND NORTHERN PLAINS EARLY NEXT WEEK AS THE HIGH PUSHES ACROSS THE LOWER GREAT LAKES. STEADIER SOUTHERLY FLOW WILL SET UP OVER LAKE MICHIGAN MONDAY AND PERSIST THROUGH LATE WEEK AS LOW PRESSURE EVENTUALLY PASSES NORTHWEST OF THE LAKE. // WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED. Today: Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less. Tonight: N wind 5 to 10 kt becoming E after midnight. Partly cloudy. Waves 1 ft or less. Sunday: Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less. Sunday Night: NNE wind 5 to 10 kt becoming ESE after midnight. A slight chance of showers after 3am. Waves 1 ft or less. Memorial Day: SE wind 10 to 15 kt. A chance of showers and thunderstorms. Waves around 1 ft. Monday Night: SE wind 10 to 15 kt. A chance of showers and thunderstorms after 1am. Waves around 1 ft. Tuesday: S wind 10 to 15 kt. A chance of showers and thunderstorms. Waves around 1 ft. Tuesday Night: S wind 10 to 15 kt. A chance of showers and thunderstorms. Waves around 1 ft. Wednesday: SSW wind around 15 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms. Waves 1 to 2 ft. *Notices: (1) This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics. (2) The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly. Muskegon Lat: 43.23   Lon: -86.34   Elev: 179 Last Update on May 25, 3:30 am EST Nearby Observations Past Observations Wind: NE 6 KT Pressure: 1028.5 mb Air Temperature: 44 °F (7 °C) Water Temperature: NA Dewpoint:: 38 °F (3 °C) Wave Hgt/Dir: NA Dominant Wave Period: NA Visibility: NA     Great Lakes Water Temperature (Graphic)   Click Map for Forecast                        Disclaimer Lat/Lon: 42.95 -86.61   Elevation:577 ft        Zone Area Forecast for Lake Michigan from Holland to Grand Haven MI 5NM off shore to Mid Lake (LMZ874) Forecast Discussion National Marine Forecasts Tide Information Printable Forecast Text Only Forecast Hourly Weather Graph Tabular Forecast International System of Units About Point Forecasts Hazardous Weather Regional Weather Conditions Weather Summary for Northern Illinois and Northwest Indiana Past Weather Information Webmaster National Weather Service: Chicago, IL www.weather.gov Privacy Policy Disclaimer Credits