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.

Heavy Rain Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed SE 7 mph
Barometer 29.77 in (1007.8 mb)
Dewpoint 73°F (23°C)
Visibility 2.00 mi
Last update 3 Aug 4:52 am EDT
Extended Forecast for

Lancaster MA

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 68. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Heavy Rain
    and Patchy
    Fog

  • Monday

    Monday: Showers and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. Patchy fog. High near 79. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 79 °F

    Heavy Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 60. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. West wind 3 to 6 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Light west wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, mainly between 11am and 2pm. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. Light southwest wind.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after 3pm. Mostly sunny, with a high near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 10pm. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 68. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. Patchy fog. High near 79. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 60. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 83. West wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 61. Light west wind.
Wednesday
A chance of showers, mainly between 11am and 2pm. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 65. Light southwest wind.
Thursday
A chance of showers after 3pm. Mostly sunny, with a high near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 10pm. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. West wind 3 to 7 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 88. Southwest wind 3 to 8 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster MA
 42.44°N 71.68°W (Elev. 249 ft)
Last Update:
5:37 pm EDT Aug 2, 2026
Forecast Valid:
5am EDT Aug 3, 2026-6pm EDT Aug 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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