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.

Fair

69°F

21°C

Humidity 84%
Wind Speed Calm
Barometer 29.88 in (1012.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 9:51 pm EDT
Extended Forecast for

Arlington MA

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Southwest wind 3 to 7 mph.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. West wind around 6 mph becoming north in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Light and variable wind becoming northwest around 5 mph after midnight.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. North wind 6 to 8 mph becoming east in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 10am. Partly sunny, with a high near 77. East wind 5 to 9 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 63. Northeast wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 66. Light and variable wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Southwest wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 67. Southwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 84. West wind around 6 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. Light and variable wind becoming northwest around 5 mph after midnight.
Friday
Sunny, with a high near 81. North wind 6 to 8 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers after 10am. Partly sunny, with a high near 77. East wind 5 to 9 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 63. Northeast wind 3 to 5 mph. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 78. Northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 81. West wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 61. West wind around 6 mph.
Tuesday
Sunny, with a high near 81. West wind 6 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington MA
 42.42°N 71.18°W (Elev. 249 ft)
Last Update:
9:57 pm EDT Aug 18, 2026
Forecast Valid:
10pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation