Point Forecast: Harsens Island MI
 42.58N 82.57W (Elev. 577 ft)
Last Update: 5:13 pm EDT Jul 15, 2025
Tabular Forecast
[hide menu]Get as XML
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  

Date07/1607/17
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)717171717070717578808182838383838383828079777776
Dewpoint (°F)666667676767687071727272727272727272727372727273
Heat Index (°F)7579848687898888898988868479777776
Surface Wind (mph)333333335668899999865333
Wind DirSSESSESSESSESSESSESSSESSSSSSSSSSSSSESSSSSW
Gust
Sky Cover (%)151938383948485151535350555547443744452738263033
Precipitation Potential (%)13681010101923253131312929292929293030303030
Relative Humidity (%)828687879091918578767572707070696970747881858689
Rain--------------SChcSChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChc
Thunder--------------------ChcChcChcChcChcChcChcChcChcChcChcChcSChcSChc

Date07/18
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)767575757575757677787980818282828078757270686665
Dewpoint (°F)737373737373737373727272727171717068676563626059
Heat Index (°F)76757575757575767778838486868786847875
Surface Wind (mph)555666778910111111111111101098877
Wind DirSSWSSWSWSWSWSWWSWWSWWSWWWWWWWNWNWNWNNWNNNNNN
Gust18181820202018
Sky Cover (%)312833384348525758585959595957555360677472706863
Precipitation Potential (%)303030303030304747474747476565656565651717171717
Relative Humidity (%)919494949493929087827875727170707173767980808081
RainChcChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChc
ThunderSChcSChcSChcSChc------------SChcSChcSChcChcChcChcSChcSChcSChc----------

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