Major to record flooding continues over portions of the central U.S. Severe thunderstorms possible from the Mid Atlantic to the Northeast U.S.

Major to record flooding will continue over portions of eastern Oklahoma, northern Arkansas, Missouri, Illinois, and Indiana. Rivers will gradually recede over the next several days. Additional strong to severe thunderstorms will be possible Monday afternoon and evening over portions of the Mid Atlantic and Northeast U.S.Damaging winds, large hail, and isolated tornadoes will be possible.
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Grand Rapids, MI Local Forecast Office

18NM WSW Grand Haven MI

Marine Point Forecast

[NOTICE]
  • Overnight

    Showers

    SE 23kt
    5ft

    Low: 49 °F
    Water: 41 °F

  • Monday

    Chance Showers

    S 23kt
    4-6ft

    High: 50 °F

  • Monday
    Night

    Chance Showers

    SSW 26kt
    7-9ft

    Low: 42 °F

  • Tuesday

    Chance Showers

    W 25kt
    6-8ft

    High: 47 °F

  • Tuesday
    Night

    Mostly Cloudy

    NNW 15kt
    2-4ft

    Low: 41 °F

  • Wednesday

    Mostly Sunny

    WNW 9kt
    1-2ft

    High: 45 °F

  • Wednesday
    Night

    Partly Cloudy

    Light Wind
    1ft

    Low: 42 °F

  • Thursday

    Mostly Sunny

    ENE 6ktWinds Decreasing
    1ft

    High: 47 °F

  • Thursday
    Night

    Mostly Clear

    NNE 12kt
    1-2ft

    Low: 42 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:20 am CDT May 1, 2017
Forecast Valid: 2am CDT May 1, 2017-6pm CDT May 7, 2017

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Detailed Forecast

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.

Synopsis: A 30.3 INCH HIGH JUST EAST OF JAMES BAY WILL WEAKEN
AS IT CONTINUES EAST ACROSS QUEBEC. LOW PRESSURE OF 29.4 INCHES
OVER EASTERN KANSAS WILL DEEPEN TO 29.3 INCHES AS IT REACHES
NORTHERN IOWA OVERNIGHT. THE LOW WILL THEN CONTINUE NORTHEAST INTO
WESTERN QUEBEC BY TUESDAY AFTERNOON. WEAK HIGH PRESSURE OF 30.0
INCHES WILL DEVELOP OVER THE CENTRAL PLAINS IN THE WAKE OF THIS
LOW, THEN STRENGTHEN TO 30.3 INCHES AS IT MOVES NORTHEAST TO LAKE
MICHIGAN BY WEDNESDAY AFTERNOON. A 29.7 INCH LOW IS FORECAST TO
FORM OVER THE SOUTHERN MISSISSIPPI VALLEY LATE WEDNESDAY NIGHT AND
DEEPEN TO AROUND 29.2 AS IT TRACKS UP THE OHIO VALLEY TO QUEBEC
THROUGH THE END OF THIS WEEK.


Overnight
SE wind 14 to 23 kt. Showers and possibly a thunderstorm before 3am, then showers likely. Patchy fog. Waves around 5 ft.
Monday
S wind 16 to 23 kt, with gusts as high as 31 kt. A chance of showers. Patchy fog before 7am. Waves 4 to 6 ft.
Monday Night
SSW wind 22 to 26 kt, with gusts as high as 35 kt. A chance of showers. Waves 7 to 9 ft.
Tuesday
W wind 19 to 25 kt, with gusts as high as 33 kt. A chance of showers. Waves 6 to 8 ft.
Tuesday Night
NNW wind 11 to 15 kt, with gusts as high as 23 kt. Mostly cloudy. Waves 2 to 4 ft.
Wednesday
WNW wind 6 to 9 kt. Mostly sunny. Waves 1 to 2 ft.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.
Thursday
ENE wind around 6 kt becoming variable and less than 5 kt. Mostly sunny. Waves around 1 ft.
Thursday Night
NNE wind 8 to 12 kt. Mostly clear. 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.
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ABOUT THIS FORECAST

Point Forecast: 42.94°N 86.62°W
Last Update: 12:20 am CDT May 1, 2017
Forecast Valid: 2am CDT May 1, 2017-6pm CDT May 7, 2017
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