Point Forecast: Westford MA
 42.59N 71.44W (Elev. 312 ft)
Last Update: 5:35 am EDT Jul 20, 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  

Date07/2007/21
Hour (EDT)121314151617181920212223000102030405060708091011
Temperature (°F)808283848483807876737170696866656464636466687072
Dewpoint (°F)717171717271717171706967666563626160595958575554
Heat Index (°F)838688899088837876
Surface Wind (mph)7777777665566666678910131415
Wind DirSWSWSWSWSWWWWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust21
Sky Cover (%)566365575565706358466239331056555324811
Precipitation Potential (%)9101424336155442719112210000000000
Relative Humidity (%)746967656767747985909390909090909087888375676053
Rain------SChcChcLklyLklyChcChcSChc----------------------------
Thunder------SChcChcChcChcChcSChcSChc----------------------------

Date07/22
Hour (EDT)121314151617181920212223000102030405060708091011
Temperature (°F)737474747574736866636159575553515050525559646871
Dewpoint (°F)535251505049494949484847474747474646474849494949
Heat Index (°F)75
Surface Wind (mph)1414131313131086655533333333333
Wind DirNWNWNWNWNWNWNWNNNNNNNWNWNWNWNWNWNWNWNWNWNW
Gust23
Sky Cover (%)1010986554432111134665571012
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)494644434141435151545760646872747574736965585146
Rain------------------------------------------------
Thunder------------------------------------------------

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