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.

Mostly Cloudy

56°F

13°C

Humidity 67%
Wind Speed NW 14 G 22 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Oct 4:52 am EDT
Extended Forecast for

South Lancaster MA

  • Today

    Today: Sunny, with a high near 60. North wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly before 1pm. Patchy fog. High near 67. Southeast wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 39. Southwest wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 48. Northwest wind 10 to 13 mph, with gusts as high as 30 mph.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light northwest wind.

    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 33. Light and variable wind.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 60. North wind 5 to 10 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 40. Calm wind.
Friday
Showers, mainly before 1pm. Patchy fog. High near 67. Southeast wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 39. Southwest wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 48. Northwest wind 10 to 13 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 30. Light northwest wind.
Sunday
Sunny, with a high near 54. Northwest wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 33. Light and variable wind.
Monday
Sunny, with a high near 60. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 63. Northwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 38. Calm wind.
Wednesday
Sunny, with a high near 61. North wind 3 to 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
South Lancaster MA
 42.44°N 71.68°W (Elev. 249 ft)
Last Update:
2:30 am EDT Oct 15, 2026
Forecast Valid:
5am EDT Oct 15, 2026-6pm EDT Oct 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