Point Forecast: Somerville MA
 42.39N 71.09W (Elev. 46 ft)
Last Update: 2:03 pm EDT Jul 14, 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  

Date07/1407/15
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)838181797876757574747474737374757880838587888787
Dewpoint (°F)737272727171717171717171707172727272727272727373
Heat Index (°F)8985857978767575757884889194959494
Surface Wind (mph)776665555553333335556666
Wind DirSWSWSSWSWSWSWSWSWSWSWSWSWSWSWWWSWSWSWSWSWSWS
Gust
Sky Cover (%)685760678082868085929192889177655631271523355244
Precipitation Potential (%)35353127221822202229273129231916131066814139
Relative Humidity (%)727474797985878790909090909393908277706561596363
RainChcChcChcChcSChcSChcSChcSChcSChcChcChcChcChcSChcSChcSChc----------------
ThunderChcChcChcChcSChcSChc------------------------------------

Date07/16
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)878786838078777675747373737475778083868889909090
Dewpoint (°F)737372727272727272727170707071727272727272727272
Heat Index (°F)94949288847877767575778489929596979897
Surface Wind (mph)666555333332222235677777
Wind DirSWSWSWSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSSSS
Gust
Sky Cover (%)38127131113141415151719212426292623202530354044
Precipitation Potential (%)533122233333344556677899
Relative Humidity (%)636363707782858892939492909088857770635957565556
Rain------------------------------------------------
Thunder------------------------------------------------

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