


News Headlines
Hazardous Weather Conditions
Current conditions at
Laurence G Hanscom Field Airport (KBED)
Lat: 42.47°NLon: 71.29°WElev: 132ft.
Partly Cloudy
82°F
28°C
Humidity | 69% |
Wind Speed | SW 3 mph |
Barometer | 30.05 in (1018.6 mb) |
Dewpoint | 71°F (22°C) |
Visibility | 10.00 mi |
Heat Index | 86°F (30°C) |
Last update | 15 Jul 9:51 am EDT |
Extended Forecast for
Waltham MA
Heat Advisory July 15, 11:00am until July 17, 07:00pm
Today
High: 90 °F
Hot
Tonight
Low: 71 °F
Mostly Clear
Wednesday
High: 92 °F
Hot
Wednesday Night
Low: 74 °F
Mostly Cloudy
then Slight
Chance
T-stormsThursday
High: 90 °F
Chance
Showers then
Chance
T-stormsThursday Night
Low: 76 °F
Chance
T-storms then
Partly CloudyFriday
High: 87 °F
Mostly Sunny
then Chance
T-stormsFriday Night
Low: 66 °F
Partly Cloudy
Saturday
High: 82 °F
Sunny
Detailed Forecast
Today
Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Southwest wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 71. South wind 3 to 5 mph.
Wednesday
Mostly sunny and hot, with a high near 92. Heat index values as high as 98. Southwest wind 3 to 7 mph.
Wednesday Night
A slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 74. Southwest wind around 6 mph. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 90. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76. Southwest wind around 7 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. West wind around 7 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 66. North wind 3 to 5 mph.
Saturday
Sunny, with a high near 82. Light and variable wind becoming east around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers. Partly sunny, with a high near 83. Southwest wind 3 to 8 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. West wind around 6 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 82. West wind 6 to 8 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Waltham MA
42.38°N 71.24°W (Elev. 98 ft)
42.38°N 71.24°W (Elev. 98 ft)
7:45 am EDT Jul 15, 2025
9am EDT Jul 15, 2025-6pm EDT Jul 21, 2025