Point Forecast: Chatham Municipal Airport MA
 41.7N 69.98W (Elev. 7 ft)
Last Update: 6:05 pm EDT Jul 13, 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  

Date07/1307/14
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)717069686767676666666667686971737475767776777575
Dewpoint (°F)676767666665656566666666666869707070707170717171
Heat Index (°F)75767776777575
Surface Wind (mph)665553322222233566677776
Wind DirSESESESESESESESESESESESESESESESESESESESSSSS
Gust
Sky Cover (%)688282828068688589868686888476676051423835433247
Precipitation Potential (%)000000111222332211111124
Relative Humidity (%)879093939793939710010010097939793908784828282828787
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)737272717171717171717172737476777980818180797877
Dewpoint (°F)706969696969696969707071727374747575757575747473
Heat Index (°F)76777985878786837877
Surface Wind (mph)666666666666666778899887
Wind DirSSSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)495142546568687377808481797772696666656563605856
Precipitation Potential (%)71086471013151820191817141413121198765
Relative Humidity (%)909090939393939395969798989794908884828283858888
Rain--SChc----------------SChcSChcSChc----------------------
Thunder--------------------SChcSChcSChc----------------------

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