National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Mostly Cloudy

24°C

76°F

Humidity 72%
Wind Speed S 13 km/h
Barometer 1021.2 mb (30.13 in)
Dewpoint 19°C (66°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 13 Jul 10:51 am EDT
Extended Forecast for

Arlington MA

  • Today

    Today: Mostly sunny, with a high near 27. Southeast wind 10 to 13 km/h.

    High: 27 °C

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 19. South wind 5 to 11 km/h.

    Low: 19 °C

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 3pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 29. South wind 8 to 10 km/h. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 29 °C

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 22. Southwest wind around 10 km/h. Chance of precipitation is 20%.

    Low: 22 °C

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 32. West wind 8 to 10 km/h.

    High: 32 °C

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Southwest wind 8 to 10 km/h.

    Low: 22 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 33. South wind 5 to 11 km/h.

    High: 33 °C

    Hot

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Southwest wind around 11 km/h.

    Low: 23 °C

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 3pm. Partly sunny and hot, with a high near 32. Southwest wind 11 to 14 km/h. Chance of precipitation is 30%.

    High: 32 °C

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 27. Southeast wind 10 to 13 km/h.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 19. South wind 5 to 11 km/h.
Monday
A chance of showers, with thunderstorms also possible after 3pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 29. South wind 8 to 10 km/h. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 22. Southwest wind around 10 km/h. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 32. West wind 8 to 10 km/h.
Tuesday Night
Mostly clear, with a low around 22. Southwest wind 8 to 10 km/h.
Wednesday
Sunny and hot, with a high near 33. South wind 5 to 11 km/h.
Wednesday Night
Mostly cloudy, with a low around 23. Southwest wind around 11 km/h.
Thursday
A chance of showers and thunderstorms after 3pm. Partly sunny and hot, with a high near 32. Southwest wind 11 to 14 km/h. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 24. Southwest wind around 11 km/h. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 32. West wind around 11 km/h. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 21. Northwest wind around 10 km/h. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 28. North wind 10 to 13 km/h becoming east in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Arlington MA
 42.42°N 71.18°W (Elev. 249 m)
Last Update:
6:25 am EDT Jul 13, 2025
Forecast Valid:
11am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
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Additional Resources

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Chance of Precipitation