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

Hazardous Weather Conditions

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Overcast

73°F

23°C

Humidity 79%
Wind Speed W 6 mph
Barometer 29.92 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 11:51 am EDT
Extended Forecast for

Westford MA

Heat Advisory June 19, 11:00am until June 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A slight chance of showers. Patchy fog before 1pm. Otherwise, cloudy, with a high near 77. Southwest wind around 7 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers before 9pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Juneteenth

    Juneteenth: Scattered showers and thunderstorms, mainly after 4pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 93. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Patchy Fog
    then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 65. Southwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. West wind 3 to 6 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. West wind 3 to 6 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67. Southwest wind around 5 mph.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Southwest wind 6 to 8 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers. Patchy fog before 1pm. Otherwise, cloudy, with a high near 77. Southwest wind around 7 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers before 9pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Juneteenth
Scattered showers and thunderstorms, mainly after 4pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 93. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 65. Southwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 81. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 60. West wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 85. West wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 67. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 89. Southwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 70. West wind 3 to 6 mph.
Monday
Mostly sunny and hot, with a high near 92. West wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 72. West wind around 6 mph.
Tuesday
Mostly sunny and hot, with a high near 94. West wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westford MA
 42.59°N 71.44°W (Elev. 312 ft)
Last Update:
8:28 am EDT Jun 18, 2025
Forecast Valid:
12pm EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
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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