Multiple Hazards through Upcoming Weekend

The threat of severe thunderstorms will exist in the Midwest and Ohio Valley through Friday. Elevated to critical fire weather conditions will be in place across the Four-Corners through the weekend. Early season heat with likely record high temperatures will spread from the South into the Ohio Valley, Mid-Atlantic, and Northeast on Friday, Saturday and perhaps Sunday. Read More >

Hazardous Weather Conditions

En Español

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Fog

52°F

11°C

Humidity	100%
Wind Speed	E 12 mph
Barometer	29.95 in (1014.2 mb)
Dewpoint	52°F (11°C)
Visibility	0.50 mi
Wind Chill	48°F (9°C)
Last update	20 May 6:54 am EDT

More Information:

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

Extended Forecast for

Boston MA

Heat Advisory May 21, 08:00am until May 22, 08:00pm

Dense Fog Advisory until May 20, 10:00am

Click here for hazard details and duration

Heat Advisory

...

Dense Fog Advisory until May 20, 10:00am

NOW until
10:00am Fri

Dense Fog Advisory
Today

Patchy Fog
then Partly
Sunny
High: 78 °F
Tonight

Chance
Showers
Low: 61 °F
Saturday

Patchy Fog
then Mostly
Sunny
High: 95 °F
Saturday
Night

Mostly Clear
Low: 72 °F
Sunday

Sunny
High: 95 °F
Sunday
Night

Slight Chance
Showers
Low: 69 °F
Monday

Partly Sunny
High: 77 °F
Monday
Night

Mostly Cloudy
Low: 56 °F

Detailed Forecast

Today

Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming east 5 to 9 mph in the morning.

Tonight

A chance of showers and thunderstorms, mainly between 9pm and 5am. Mostly cloudy, with a low around 61. South wind 7 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 95. Southwest wind 6 to 8 mph.

Saturday Night

Mostly clear, with a low around 72. Southwest wind 5 to 8 mph.

Sunday

Sunny, with a high near 95. South wind 6 to 14 mph.

Sunday Night

A slight chance of showers. Partly cloudy, with a low around 69. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Monday

Partly sunny, with a high near 77. Northwest wind around 10 mph becoming northeast in the afternoon.

Monday Night

Mostly cloudy, with a low around 56. North wind 6 to 8 mph.

Tuesday

Partly sunny, with a high near 65. East wind 11 to 13 mph.

Tuesday Night

Mostly cloudy, with a low around 51. Northeast wind around 6 mph.

Wednesday

Partly sunny, with a high near 66. East wind 7 to 11 mph.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 53. South wind 6 to 8 mph. Chance of precipitation is 40%.