Point Forecast: West Chatham MA
 41.68N 69.99W (Elev. 33 ft)
Last Update: 4:07 pm EDT Jul 16, 2025
Tabular Forecast
[hide menu]Get as XML
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  

Date07/1607/17
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)767575737373737373737273727374757677777878787876
Dewpoint (°F)737272727272727272727272727272737373737272727373
Heat Index (°F)767575757677777878787876
Surface Wind (mph)7666666666667778910101010111010
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSSWSWSWSWSWSWSWSWSWSW
Gust20202222232323
Sky Cover (%)465870767878858593889597949996938893939393929190
Precipitation Potential (%)00000000011234591317304255412713
Relative Humidity (%)90909097979797979797100971009793949087878282828590
Rain----------------------------------SChcChcChcLklyChcChc--
Thunder--------------------------------------SChcSChcSChc----

Date07/18
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)767575747474747474737272737475767777777777777675
Dewpoint (°F)727373727272727171717070696968676665646463636262
Heat Index (°F)76757575767777777777777675
Surface Wind (mph)10109998888877777889999987
Wind DirSWSWSWSWSWSWSWSWSWWWWWWNWNWNWNWNNNNNN
Gust222120
Sky Cover (%)888684868788745945362719161310262525293236302418
Precipitation Potential (%)13131191010987643333222222222
Relative Humidity (%)879494939393939090939393878479747067646362626264
Rain------------------------------------------------
Thunder------------------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Graphical Hazardous Weather OutlookRegional Weather Conditions
Past Weather InformationInteractive Forecast Map
Weather StoryHome