Dense Plumes of Canadian Smoke Plague the Eastern U.S.

A persistent low pressure system in the Northeast combined with large Canadian wildfires producing a tremendous amount of smoke has resulted in deep plumes of smoke spreading into the Northeast, Mid-Atlantic, and Ohio Valleys. Unhealthy air quality alerts produced by the EPA are in effect for many high population urban centers along the I-95 corridor. Hazy conditions extend into the central U.S. Read More >

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Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

A Few Clouds

62°F

17°C

Humidity	60%
Wind Speed	SW 5 mph
Barometer	29.69 in (1005.5 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	8 Jun 9:56 am EDT

More Information:

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

Extended Forecast for

South Yarmouth MA

Today

Mostly Sunny
High: 67 °F
Tonight

Mostly Cloudy
then Patchy
Fog
Low: 52 °F
Friday

Scattered
Showers and
Patchy Fog
High: 67 °F
Friday
Night

Chance
Showers
Low: 52 °F
Saturday

Chance
Showers
High: 66 °F
Saturday
Night

Partly Cloudy
Low: 54 °F
Sunday

Sunny
High: 71 °F
Sunday
Night

Mostly Cloudy
Low: 57 °F
Monday

Chance
Showers
High: 72 °F

Detailed Forecast

Today

Mostly sunny, with a high near 67. Southwest wind around 7 mph becoming southeast in the afternoon.

Tonight

Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52. Light south wind.

Friday

Scattered showers, mainly between 1pm and 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.

Friday Night

A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 52. Light and variable wind becoming south around 6 mph in the evening. Chance of precipitation is 30%.

Saturday

A chance of showers, mainly before 3pm. Partly sunny, with a high near 66. Northwest wind around 7 mph. Chance of precipitation is 30%.

Saturday Night

Partly cloudy, with a low around 54. Southwest wind around 7 mph.

Sunday

Sunny, with a high near 71. West wind around 8 mph becoming south in the afternoon.

Sunday Night

Mostly cloudy, with a low around 57. Southwest wind around 11 mph.

Monday

A chance of showers after 9am. Mostly cloudy, with a high near 72. South wind 8 to 11 mph. Chance of precipitation is 30%.

Monday Night

A chance of showers. Mostly cloudy, with a low around 59. South wind around 13 mph. Chance of precipitation is 40%.

Tuesday

Showers likely. Mostly cloudy, with a high near 70. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Tuesday Night

Showers likely. Mostly cloudy, with a low around 58. Southwest wind 14 to 16 mph. Chance of precipitation is 60%.

Wednesday

A chance of showers. Partly sunny, with a high near 72. Southwest wind 11 to 15 mph. Chance of precipitation is 40%.