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Hazardous Weather Conditions

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

A Few Clouds

96°F

36°C

Humidity	36%
Wind Speed	W 10 G 20 mph
Barometer	29.91 in (1012.7 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	99°F (37°C)
Last update	2 Jul 12:54 pm EDT

More Information:

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

Extended Forecast for

2 Miles SSW Cohasset MA

Extreme Heat Warning July 2, 01:15pm until July 4, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning July 2, 01:15pm until July 4, 08:00pm
NOW until 8:00pm Sat
Extreme Heat Warning
This Afternoon
High: 95 °F
Isolated
T-storms
Tonight
Low: 75 °F
Isolated
T-storms
Friday
High: 96 °F
Isolated
T-storms
Friday Night
Low: 77 °F
Scattered
T-storms
Independence Day
High: 92 °F
Scattered
T-storms
Saturday Night
Low: 70 °F
Scattered
T-storms
Sunday
High: 80 °F
Mostly Sunny
Sunday Night
Low: 64 °F
Mostly Cloudy
then Chance
Showers

Detailed Forecast

This Afternoon

Isolated showers, with thunderstorms also possible after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 103. Southwest wind around 10 mph. Chance of precipitation is 20%.

Tonight

Isolated showers and thunderstorms. Partly cloudy, with a low around 75. West wind around 8 mph. Chance of precipitation is 20%.

Friday

Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 96. Heat index values as high as 104. West wind around 9 mph. Chance of precipitation is 20%.

Friday Night

Scattered showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 77. West wind around 9 mph. Chance of precipitation is 30%.

Independence Day

Scattered showers and thunderstorms, mainly after 11am. Partly sunny and hot, with a high near 92. West wind 7 to 10 mph. Chance of precipitation is 50%.

Saturday Night

Scattered showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 70. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 80. North wind 5 to 7 mph becoming east in the afternoon.

Sunday Night

A chance of showers after 2am. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Monday

A chance of showers. Partly sunny, with a high near 78. East wind 5 to 9 mph. Chance of precipitation is 30%.

Monday Night

A chance of showers. Mostly cloudy, with a low around 61. East wind 3 to 6 mph. Chance of precipitation is 30%.

Tuesday

Partly sunny, with a high near 79. East wind 6 to 9 mph.

Tuesday Night

Partly cloudy, with a low around 65. East wind 3 to 6 mph.

Wednesday

Mostly sunny, with a high near 80. Northeast wind 5 to 8 mph becoming southeast in the afternoon.