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

56°F

13°C

Humidity 39%
Wind Speed NW 16 G 24 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 6 Oct 11:52 am EDT
Extended Forecast for

Groton MA

Frost Advisory October 6, 11:00pm until October 7, 09:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 61. Northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, clear, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Clear then
    Areas Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 66 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Southwest wind 6 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Light west wind.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. West wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Light west wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. West wind 3 to 7 mph.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 61. Northwest wind around 15 mph, with gusts as high as 26 mph.
Tonight
Areas of frost after 3am. Otherwise, clear, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 50. Southwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 72. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 46. Light west wind.
Friday
Sunny, with a high near 66. West wind 5 to 8 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 43. Light west wind.
Saturday
Sunny, with a high near 66. West wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 43. Calm wind.
Sunday
Mostly sunny, with a high near 69. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 51. Southwest wind around 6 mph.
Columbus Day
Partly sunny, with a high near 70. West wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Groton MA
 42.63°N 71.58°W (Elev. 217 ft)
Last Update:
11:18 am EDT Oct 6, 2026
Forecast Valid:
12pm EDT Oct 6, 2026-6pm EDT Oct 12, 2026
 
Forecast Discussion
 
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