Point Forecast: Hyannis MA
 41.66N 70.29W (Elev. 39 ft)
Last Update: 7:45 am EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
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)
Dispersion Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)091011121314151617181920212223000102030405060708
Temperature (°F)757677788080808079797775747372727272727271717374
Dewpoint (°F)737474747474747474747372727171717171717171717273
Heat Index (°F)757677788585858579797775
Surface Wind (mph)688910101010101098877776666666
Wind DirSWSWSWSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)786968695656454439243351646466607375757680846774
Precipitation Potential (%)17128565455334433334343331
Relative Humidity (%)94949088828282828585889093939797979797971001009797
RainSChc----------------------------------------------
ThunderSChc----------------------------------------------

Date07/17
Hour (EDT)091011121314151617181920212223000102030405060708
Temperature (°F)767879808181818180797776757474747373737373737475
Dewpoint (°F)737374747474747474747373737272727272727272727373
Heat Index (°F)7678798586868686857977767575
Surface Wind (mph)7789910101010109998888889991010
Wind DirSWSWSWSSWSSSSSSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)625649454137394244505763697682858992929292888480
Precipitation Potential (%)22222222222333471012151821212222
Relative Humidity (%)908785828079798082858890929393959697979797969594
Rain------------------------------------SChcSChcSChcSChcSChcSChc
Thunder------------------------------------SChcSChcSChcSChcSChcSChc

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