News Headlines
Hazardous Weather Conditions
Current conditions at
Boston, Logan International Airport (KBOS)
Lat: 42.36°NLon: 71.01°WElev: 20ft.
Fair
78°F
26°C
| Humidity | 82% |
| Wind Speed | SW 7 mph |
| Barometer | 30.02 in (1016.5 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 15 Jul 11:54 pm EDT |
Extended Forecast for
Charlestown MA
Heat Advisory July 16, 12:47am until July 17, 07:00pm
NOW until 7:00pm Thu
Heat Advisory
Overnight
Low: 71 °F
Mostly Clear
Wednesday
High: 92 °F
Hot
Wednesday Night
Low: 75 °F
Increasing
CloudsThursday
High: 90 °F
Chance
ShowersThursday Night
Low: 76 °F
Chance
Showers then
Partly CloudyFriday
High: 84 °F
Mostly Sunny
Friday Night
Low: 64 °F
Mostly Clear
Saturday
High: 82 °F
Mostly Sunny
Detailed Forecast
Overnight
Mostly clear, with a low around 71. Light southwest wind.
Wednesday
Sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 75. Southwest wind around 7 mph.
Thursday
A chance of showers and thunderstorms before noon, then a chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy and hot, with a high near 90. Heat index values as high as 97. Southwest wind 6 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers, mainly before 9pm. Partly cloudy, with a low around 76. Southwest wind around 7 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 84. Northwest wind around 9 mph.
Friday Night
Mostly clear, with a low around 64. North wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 82. Light and variable wind becoming east 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 67. Southwest wind around 6 mph.
Sunday
A chance of showers. Partly sunny, with a high near 81. Southwest wind 6 to 8 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 66. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 80. Northeast wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 64. East wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 80. Light and variable wind becoming east 5 to 8 mph in the morning.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Charlestown MA
42.38°N 71.07°W (Elev. 3 ft)
42.38°N 71.07°W (Elev. 3 ft)
12:11 am EDT Jul 16, 2025
12am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
