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Hazardous Weather Conditions
Current conditions at
Boston, Logan International Airport (KBOS)
Lat: 42.36°NLon: 71.01°WElev: 20ft.
Mostly Cloudy
31°F
-1°C
| Humidity | 40% |
| Wind Speed | SW 10 mph |
| Barometer | 29.71 in (1005.8 mb) |
| Dewpoint | 9°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 31 Dec 4:54 pm EST |
Extended Forecast for
Charlestown MA
Tonight
Low: 24 °F
Chance Snow
then SnowNew Year's Day
High: 30 °F⇓
Chance Snow
then Mostly
SunnyThursday Night

Low: 14 °F
Mostly Clear
Friday

High: 27 °F
Mostly Sunny
Friday Night

Low: 18 °F
Mostly Clear
Saturday

High: 30 °F
Mostly Sunny
Saturday Night
Low: 20 °F
Mostly Cloudy
then Chance
SnowSunday

High: 30 °F
Partly Sunny
Sunday Night

Low: 14 °F
Mostly Clear
Detailed Forecast
Tonight
Snow, mainly after 11pm. Low around 24. South wind 6 to 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
New Year's Day
A chance of snow before 9am. Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 30 by 9am, then falling to around 20 during the remainder of the day. West wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly clear, with a low around 14. West wind 10 to 14 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 27. West wind 9 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 18. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 30. West wind 6 to 10 mph.
Saturday Night
A chance of snow after 4am. Mostly cloudy, with a low around 20. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 30. Northwest wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 14. Northwest wind around 6 mph.
Monday
Mostly sunny, with a high near 27. Northwest wind around 7 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 37. Southwest wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Southwest wind 3 to 5 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 42. South wind 5 to 8 mph. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Charlestown MA
42.36°N 71.07°W (Elev. 13 ft)
42.36°N 71.07°W (Elev. 13 ft)
12:58 pm EST Dec 31, 2025
5pm EST Dec 31, 2025-6pm EST Jan 7, 2026



