Point Forecast: Harsens Island MI
 42.58N 82.57W (Elev. 577 ft)
Last Update: 4:24 am EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-ft)
Red Flag Threat Index
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)676767677174798183848586868686858279767472727171
Dewpoint (°F)636363646667676766656566656665656564666667676767
Heat Index (°F)79838586878888898887847976
Surface Wind (mph)110011235677777666533222
Wind DirSSSSSSSSSSSSSSSSSESSESSESSESSESSESSESSESSE
Gust
Sky Cover (%)566667889101111111111111115192327313537
Precipitation Potential (%)000000000000000022222248
Relative Humidity (%)878587898779676458535051495051525661707683848789
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)717070717578808182838483838382818079777675757474
Dewpoint (°F)676868697172727372737272737373737373737373737373
Heat Index (°F)757884858789898989898786847977767575
Surface Wind (mph)222223567777888765533335
Wind DirSSSSSSSWSSWSSSSSSSSSSSSSSSSWSSWSW
Gust
Sky Cover (%)404346495251515049494844403634323034394339353136
Precipitation Potential (%)111313132125293737374040404040402828282828282727
Relative Humidity (%)889291928981787772716969707173767882879193949596
Rain--------SChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChc
Thunder--------------SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChcChcChc

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous WeatherRegional Temp/Precip