Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week. Read More >

Hazardous Weather Conditions

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Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

29°C

84°F

Humidity	55%
Wind Speed	SW 28 km/h
Barometer	1012.7 mb (29.91 in)
Dewpoint	19°C (66°F)
Visibility	16 km
Heat Index	30°C (86°F)
Last update	3 Aug 8:54 am EDT

More Information:

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

Extended Forecast for

2 Miles W Boston MA

Tropical Storm Watch until further notice

Click here for hazard details and duration

Tropical Storm Watch until further notice

Tropical Storm Watch until further notice

NOW until further notice

Tropical Storm Watch
Today

Sunny
High: 34 °C
Tonight

Partly Cloudy
then Slight
Chance
Showers
Low: 23 °C
Tuesday

Chance
Showers then
Showers
Likely
High: 29 °C
Tuesday
Night

T-storms and
Windy
Low: 22 °C
Wednesday

Showers
Likely then
Chance
Showers
High: 31 °C
Wednesday
Night

Partly Cloudy
Low: 20 °C
Thursday

Sunny
High: 29 °C
Thursday
Night

Mostly Clear
Low: 19 °C

Detailed Forecast

Today

Sunny, with a high near 34. West wind 21 to 24 km/h.

Tonight

A slight chance of showers after 1am. Increasing clouds, with a low around 23. Southwest wind 5 to 13 km/h. Chance of precipitation is 20%.

Tuesday

A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 29. South wind 8 to 14 km/h. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible.

Tuesday Night

Showers and possibly a thunderstorm. Low around 22. Windy, with a south wind 40 to 50 km/h decreasing to 27 to 37 km/h. Winds could gust as high as 70 km/h. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 cm possible.

Wednesday

Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms, mainly between 7am and 3pm. Partly sunny, with a high near 31. Southwest wind 16 to 26 km/h. Chance of precipitation is 60%.

Wednesday Night

Partly cloudy, with a low around 20. West wind 8 to 11 km/h.

Thursday

Sunny, with a high near 29. West wind 8 to 11 km/h.

Thursday Night

Mostly clear, with a low around 19. West wind 5 to 10 km/h.

Friday

Mostly sunny, with a high near 29. Northwest wind 5 to 8 km/h becoming east in the afternoon.

Friday Night

Partly cloudy, with a low around 20. Southeast wind 5 to 8 km/h becoming calm after midnight.

Saturday

Mostly sunny, with a high near 29. Calm wind becoming east 5 to 10 km/h in the morning.