Point Forecast: Chatham MA
 41.68N 69.96W (Elev. 13 ft)
Last Update: 3:26 pm EDT Jun 16, 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  

Date06/1706/18
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)606060596059616263646464646464636362626262626161
Dewpoint (°F)595959595959606161626363636262626262616261616161
Heat Index (°F)
Surface Wind (mph)8777788999101010101010109988888
Wind DirSEEEEEEEEEEEEEESESESESESESESESESES
Gust
Sky Cover (%)777577798280787677787877757375777982858890929494
Precipitation Potential (%)13151617191512986555568911141617192021
Relative Humidity (%)969696100961009797939397979793939797100971009798100100
Rain--SChcSChcSChcSChcSChc--------------------------SChcSChcSChcSChcSChc
Thunder------------------------------------------------

Date06/19
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)626262626263646566676869696969696867666564646464
Dewpoint (°F)626262626263636465656666666666666666656564646464
Heat Index (°F)
Surface Wind (mph)88877777677891010999888777
Wind DirSSSSSSSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)949493929290888675726868686866656367707475767778
Precipitation Potential (%)222320181515141418181717161616151516171819202122
Relative Humidity (%)10010010010010010098979594939190909091939598100100100100100
RainSChcSChcSChcSChcSChcSChc----SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
Thunder--------------------------------------SChcSChcSChcSChcSChc

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