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

Fitchburg, Fitchburg Municipal Airport (KFIT)

Lat: 42.55°NLon: 71.76°WElev: 348ft.

Fair

64°F

18°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 14 Apr 10:52 pm EDT
Extended Forecast for

Lancaster MA

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West wind 3 to 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 55. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light west wind. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 4pm, then showers likely between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 71. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 71 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 48. Light northeast wind. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 61. Northeast wind 3 to 6 mph.

    High: 61 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. Light southeast wind.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. West wind 3 to 5 mph.
Wednesday
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 55. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light west wind. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms before 4pm, then showers likely between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 71. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 48. Light northeast wind. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 61. Northeast wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 47. Light southeast wind.
Sunday
A chance of showers after 10am. Mostly cloudy, with a high near 67. Light south wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 37. West wind around 8 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 50. West wind 9 to 11 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 29. West wind 5 to 7 mph.
Tuesday
Sunny, with a high near 51. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster MA
 42.46°N 71.67°W (Elev. 292 ft)
Last Update:
4:00 pm EDT Apr 14, 2026
Forecast Valid:
11pm EDT Apr 14, 2026-6pm EDT Apr 21, 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