Point Forecast: Harsens Island MI
 42.58N 82.57W (Elev. 176 m)
Last Update: 5:13 pm EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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

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

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°C)282726252424232323222221212121232426272728282828
Dewpoint (°C)212121212121212019181817171818171717161716161616
Heat Index (°C)2929282524242426272828282829
Surface Wind (mph)533333333335555556555555
Wind DirSWWSWWWNWWNWWNWWNWWNWWNWNWNWNWNWNWNWNWNWNWWNWWNWWWWW
Gust
Sky Cover (%)525760425156626670727268584624974455422
Precipitation Potential (%)2323191363333333335555553333
Relative Humidity (%)666973778084848482798082798480716559545249484746
RainSChcSChcSChc------------------------------------------
Thunder----SChc------------------------------------------

Date07/15
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°C)282828262423232221212121212223242627282929303030
Dewpoint (°C)161718181818181819181818191920202121202019191920
Heat Index (°C)2828282624242629303131323232
Surface Wind (mph)212233223222211223556666
Wind DirWNWNSSESESESSESSSSSSSESESESESSESSSSESSESSESSESSE
Gust
Sky Cover (%)23457434456791113118681118181818
Precipitation Potential (%)330000000000002222225555
Relative Humidity (%)485156616874778184878888888885807367625855545354
Rain------------------------------------------------
Thunder------------------------------------------------

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