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

Chicopee Falls / Westover Air Force Base (KCEF)

Lat: 42.2°NLon: 72.53°WElev: 246ft.

Mostly Cloudy

91°F

33°C

Humidity 56%
Wind Speed SW 15 mph
Barometer 30.01 in (1016.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 6 Aug 5:55 pm EDT
Extended Forecast for

Williamsburg MA

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 68. Light west wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 20%.

    High: 87 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 85. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83. Light west wind increasing to 5 to 9 mph in the morning.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. West wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 9pm. Mostly cloudy, with a low around 64. Light west wind. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 68. Light west wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 85. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 83. Light west wind increasing to 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 61. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
A chance of showers after 9pm. Mostly cloudy, with a low around 64. Light west wind. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. West wind 3 to 8 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. West wind 3 to 5 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 80. Northwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 60. Calm wind.
Thursday
A chance of showers. Partly sunny, with a high near 79. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg MA
 42.41°N 72.7°W (Elev. 797 ft)
Last Update:
2:19 pm EDT Aug 6, 2026
Forecast Valid:
6pm EDT Aug 6, 2026-6pm EDT Aug 13, 2026
 
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