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

62°F

17°C

Humidity 34%
Wind Speed NW 7 mph
Barometer 30.19 in (1022.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 15 Oct 1:52 pm EDT
Extended Forecast for

South Lancaster MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 62. North wind around 6 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: A chance of showers, mainly after 5am. Increasing clouds, with a low around 43. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. Patchy fog before 2pm. High near 68. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers and
    Patchy Fog
    then Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 9pm, then a chance of showers. Low around 48. West wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 52. Northwest wind 13 to 17 mph, with gusts as high as 31 mph.

    High: 52 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northwest wind 3 to 5 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Northwest wind 3 to 7 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. West wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 62. North wind around 6 mph.
Tonight
A chance of showers, mainly after 5am. Increasing clouds, with a low around 43. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. Patchy fog before 2pm. High near 68. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 9pm, then a chance of showers. Low around 48. West wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 52. Northwest wind 13 to 17 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 30. Northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 54. Northwest wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 34. Light and variable wind.
Monday
Sunny, with a high near 59. West wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 38. West wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 62. Northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 38. Light northwest wind.
Wednesday
Sunny, with a high near 60. North wind 3 to 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Lancaster MA
 42.44°N 71.71°W (Elev. 456 ft)
Last Update:
1:57 pm EDT Oct 15, 2026
Forecast Valid:
2pm EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation