Summer Heat Continues; Severe Weather For Northeast

A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, southern Plains, Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are in the forecast for the Northeast into the northern Mid-Atlantic for damaging winds. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Fair

71°F

22°C

Humidity	71%
Wind Speed	SW 3 mph
Barometer	30.03 in (1016.8 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	21 Aug 2:54 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Boston MA

Overnight

Mostly Clear
Low: 68 °F
Wednesday

Chance
T-storms
High: 83 °F
Wednesday
Night

Chance
T-storms
Low: 73 °F
Thursday

Partly Sunny
then Slight
Chance
T-storms
High: 91 °F
Thursday
Night

Slight Chance
T-storms then
Mostly Cloudy
Low: 66 °F
Friday

Mostly Sunny
High: 78 °F
Friday
Night

Partly Cloudy
Low: 60 °F
Saturday

Sunny
High: 75 °F
Saturday
Night

Partly Cloudy
Low: 60 °F

Detailed Forecast

Overnight

Mostly clear, with a low around 68. South wind around 5 mph.

Wednesday

A chance of showers and thunderstorms after 9am. Increasing clouds, with a high near 83. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind 8 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 5pm. Partly sunny, with a high near 91. West wind 10 to 13 mph. Chance of precipitation is 20%.

Thursday Night

A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 66. Northwest wind 7 to 9 mph. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 78. Northwest wind 7 to 9 mph.

Friday Night

Partly cloudy, with a low around 60. Northwest wind around 7 mph.

Saturday

Sunny, with a high near 75. Northwest wind around 8 mph becoming northeast in the afternoon.

Saturday Night

Partly cloudy, with a low around 60. East wind around 6 mph becoming north after midnight.

Sunday

Mostly sunny, with a high near 72. East wind 8 to 10 mph.

Sunday Night

Mostly clear, with a low around 58. Northeast wind 5 to 7 mph.