Hazardous Weather Conditions

Current conditions at

Fitchburg, Fitchburg Municipal Airport (KFIT)

Lat: 42.55°NLon: 71.76°WElev: 348ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed Calm
Barometer 29.69 in (1005.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Jun 8:52 am EDT
Extended Forecast for

Groton MA

Heat Advisory June 12, 09:22am until June 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 12, 09:22am until June 12, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Partly cloudy, with a low around 63. Calm wind becoming northwest around 6 mph after midnight.  Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 89. Northwest wind around 8 mph.

    High: 89 °F

    Sunny

  • Saturday Night

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

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 92. Light southwest wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Showers, mainly before 5am.  Low around 60. South wind 5 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Monday

    Monday: A chance of showers before 8am.  Mostly sunny, with a high near 81. West wind 6 to 9 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 11am. Partly sunny and hot, with a high near 91. Heat index values as high as 95. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 63. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 89. Northwest wind around 8 mph.
Saturday Night
Mostly clear, with a low around 61. Light west wind.
Sunday
Mostly sunny and hot, with a high near 92. Light southwest wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Showers, mainly before 5am. Low around 60. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 81. West wind 6 to 9 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. Light southwest wind.
Thursday
A chance of showers. Partly sunny, with a high near 84. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton MA
 42.6°N 71.58°W (Elev. 299 ft)
2:44 am EDT Jun 12, 2026
9am EDT Jun 12, 2026-6pm EDT Jun 18, 2026
 
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