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Grand Rapids, MI
 
 
 Point Forecast: 7NM SW Muskegon MI
 43.15N 86.36W (Elev. 577 ft)
Last Update: 11:04 pm EDT Jul 20, 2018
Tabular Forecast
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Weather ElementsMarine WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Wave Hght (ft)-Direction
Wave Period (s)
Freezing Spray
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Forward 2 Days  

Date07/21
Hour (EDT)000102030405060708091011121314151617181920212223
Surface Wind (kt)999991010101010999109910101010101099
Wind DirESEEESEEEENEENEENENENENENNENNENNNNNNNNNENNENENE
Gust1616
Wave Height (ft) 333322222211111111111111
Wave Period (sec) 6 6 6 5 5 5 5 4 4 4 4 4 4 4 3 2 2 3 3 3 4 4 4 4
Wave Direction (°)210210210210210210210210210210210210210210270330350340340340340340340330

Date07/22
Hour (EDT)000102030405060708091011121314151617181920212223
Surface Wind (kt)9101010111111111111111110109887777889
Wind DirNENENENENENENENENENENENENENENENENENENENNENNENNENEENE
Gust16161616171717161616
Wave Height (ft) 111111111111111111111111
Wave Period (sec) 5 5 5 5 5 5 5 5 4 2 2 2 2 2 2 3 3 3 4 4 4 4 4 4
Wave Direction (°)330330330330330330330330330405050505030190190220340340340330330330

Radar and Satellite (Click for larger image)
Link to Local Radar Data Link to Satellite Data
Additional Forecasts and Information
International System of UnitsForecast Discussion
Marine Point ForecastHourly Weather Graph
National Marine ForecastsTide Information
Area Forecast MatricesLocal Climatology
Daily Climate (Grand Rapids)Tabular State Forecast
Daily Climate (Lansing)Hazardous Weather Outlook
Daily Climate (Muskegon)7 Day Forecast
Lakes & Rivers (AHPS)Nearshore Forecast
Regional Weather RoundupRegional Temp/Precip Table

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