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

Hazardous Weather Conditions

Current conditions at

Fitchburg, Fitchburg Municipal Airport (KFIT)

Lat: 42.55°NLon: 71.76°WElev: 348ft.

Fair

70°F

21°C

Humidity 84%
Wind Speed Calm
Barometer 30.12 in (1019.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 6 Aug 12:52 am EDT
Extended Forecast for

Ashburnham MA

Heat Advisory August 6, 11:00am until August 7, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 65. Southwest wind around 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Isolated showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Cloudy
    then Isolated
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. Southwest wind 3 to 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 85. West wind around 6 mph. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 83. West wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 65. West wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. Southwest wind around 6 mph.
Thursday
Isolated showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 70. Southwest wind 3 to 5 mph.
Friday
Scattered showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 85. West wind around 6 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 83. West wind 3 to 8 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 65. West wind 3 to 5 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. West wind 5 to 11 mph, with gusts as high as 22 mph.
Monday Night
A chance of showers. Partly cloudy, with a low around 62. West wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of thunderstorms. Mostly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 77. West wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ashburnham MA
 42.65°N 71.93°W (Elev. 1250 ft)
Last Update:
6:25 pm EDT Aug 5, 2026
Forecast Valid:
1am EDT Aug 6, 2026-6pm EDT Aug 12, 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