Point Forecast: 12NM N Port Sanilac MI
 43.65N 82.52W (Elev. 577 ft)
Last Update: 1:25 pm EDT Jul 18, 2026
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:       Back 2 Days  

Date07/1807/19
Hour (EDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)14141516161820202017161514121213121110109987
Wind DirWNWWNWNNWNNWNNWNNNNNNNNNNNNENNENNENNENNENNENNENNENNE
Gust222121232324262623
Wave Height (ft) 222234566554443333322222
Wave Period (sec) 334455677777776666555555
Wave Direction (°)29030032034034035002702702707070702702702707010101010101010

Date07/20
Hour (EDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)7776543333334566788999910
Wind DirNNNNENNENNENNENNENEESESSSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSW
Gust
Wave Height (ft) 211111110000000000000011
Wave Period (sec) 555554444444433332222233
Wave Direction (°)10101010101010101010101010101010250210210210200200200190

Additional Forecasts and Information
International System of UnitsForecast Discussion
Marine Point ForecastHourly Weather Graph
National Marine ForecastsTide Information
Hazardous WeatherRegional Temp/Precip