Point Forecast: Chilmark MA
 41.37N 70.75W (Elev. 299 ft)
Last Update: 7:45 am EDT Jul 15, 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  

Date07/1507/16
Hour (EDT)101112131415161718192021222300010203040506070809
Temperature (°F)747576767677777675737272707170707070707070717374
Dewpoint (°F)727272727271727171717070696969696969696969717171
Heat Index (°F)7576767677777675
Surface Wind (mph)788991010109998878776666667
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)777675576342485857545565676064647677798175597063
Precipitation Potential (%)17118897554455444455544423
Relative Humidity (%)9390878787828585879393939793979797979797971009390
RainSChc----------------------------------------------
ThunderSChc----------------------------------------------

Date07/17
Hour (EDT)101112131415161718192021222300010203040506070809
Temperature (°F)757677777777777675747372727272727272727272727374
Dewpoint (°F)717272737373737372727171707070707070707071717273
Heat Index (°F)757677777777777675
Surface Wind (mph)78891111111111111111111111131313131313131313
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)605654514949494954596472818990909191929287827775
Precipitation Potential (%)3333333334456610131720242727262626
Relative Humidity (%)888787878888899092939394949393939393939395969795
Rain--------------------------------SChcSChcSChcChcChcChcChcChc
Thunder--------------------------------SChcSChcSChcSChcSChcSChcSChcSChc

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