Point Forecast: Hyannis Port MA
 41.64N 70.29W (Elev. 3 m)
Last Update: 12:11 am EDT Jul 16, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
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)
Dispersion Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)222222222222222223242526262626272726262424232323
Dewpoint (°C)222222222222222223232324232424242424242323232323
Heat Index (°C)242526262626292926262424
Surface Wind (mph)6555555566678910101010988877
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSSWSWSSSWSWSWSWSWSW
Gust
Sky Cover (%)446474737783836668615750373024232528395267727580
Precipitation Potential (%)000011010000000000000100
Relative Humidity (%)10010010097971001001009790909185888885858891949797100100
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)232323232323232324252626262626262626252524242423
Dewpoint (°C)232323232323232324242424242424242424242323232323
Heat Index (°C)242526262929262626262525242424
Surface Wind (mph)778888899101111131314141414131311111010
Wind DirSWSWSWSWSWSWSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)818890899091887472767676747169686665656565605651
Precipitation Potential (%)1223346517171716161616161615151515141313
Relative Humidity (%)100100100100100100100100100948988888991919091919294959697
Rain----------------SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------
Thunder------------------------------------------------

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