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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 Index | 82°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
NOW until 8:00pm Fri
Heat Advisory
Today
High: 91 °F
Chance
Showers then
Chance
T-stormsTonight
Low: 63 °F
Slight Chance
T-storms then
Partly CloudySaturday

High: 89 °F
Sunny
Saturday Night

Low: 61 °F
Mostly Clear
Sunday

High: 92 °F
Hot
Sunday Night

Low: 60 °F
Showers
Monday
High: 81 °F
Chance
Showers then
Mostly SunnyMonday Night

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%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Groton MA
42.6°N 71.58°W (Elev. 299 ft)
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



