Point Forecast: Hyannis Port MA
 41.64N 70.29W (Elev. 10 ft)
Last Update: 2:03 pm EDT Jul 14, 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  

Date07/1407/15
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°F)757574737271717170717171717171727375767677777878
Dewpoint (°F)707071707070707070707071717171727374747574747474
Heat Index (°F)757575767677777878
Surface Wind (mph)109988777777766666778991010
Wind DirSSSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)283138345062656976818378849093838278827570636047
Precipitation Potential (%)455654467916182531323634282414111087
Relative Humidity (%)8484909093979797100979710010010010010010097949790908888
Rain--------------------SChcSChcChcChcChcChcChcChcSChc----------
Thunder--------------------SChcSChcSChcChcChcChcSChcSChcSChc----------

Date07/16
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°F)787777767473727272727272717172737475777879808080
Dewpoint (°F)747474737272727272717170707071727374757575747474
Heat Index (°F)7877777675777879848585
Surface Wind (mph)109987776666666666778991010
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)373728305153545456586064687267625753494547495150
Precipitation Potential (%)643365555555565555544444
Relative Humidity (%)88909090939799100100989796969797979795939187848282
Rain------------------------------------------------
Thunder------------------------------------------------

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