National Weather Service

News Headlines

Register Now For The 10th Tri-State Weather Conference Held At Western Connecticut State University on 10/10/26!

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Overcast

70°F

21°C

Humidity	93%
Wind Speed	SW 12 mph
Barometer	29.99 in (1015.5 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	18 Sep 3:56 am EDT

More Information:

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

Extended Forecast for

Dennis Port MA

Overnight
Low: 67 °F
Chance
Showers
Friday
High: 73 °F
Patchy Fog
then Sunny
Friday Night
Low: 57 °F
Partly Cloudy
Saturday
High: 64 °F
Decreasing
Clouds
Saturday Night
Low: 55 °F
Partly Cloudy
Sunday
High: 67 °F
Partly Sunny
then Chance
Showers
Sunday Night
Low: 58 °F
Showers
Likely and
Patchy Fog
Monday
High: 67 °F
Heavy Rain
Monday Night
Low: 56 °F
Chance
Showers

Detailed Forecast

Overnight

A chance of showers. Cloudy, with a low around 67. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Patchy fog between 8am and 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. West wind 7 to 10 mph becoming north in the afternoon.

Friday Night

Partly cloudy, with a low around 57. Light north wind increasing to 8 to 13 mph in the evening.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 64. Northeast wind 8 to 11 mph.

Saturday Night

Partly cloudy, with a low around 55. Light southeast wind.

Sunday

A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 67. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.

Sunday Night

Showers likely. Patchy fog before 10pm, then patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58. East wind 3 to 5 mph. Chance of precipitation is 70%.

Monday

A chance of showers. The rain could be heavy at times. Partly sunny, with a high near 67. Northeast wind 9 to 14 mph. Chance of precipitation is 50%.

Monday Night

A chance of showers. Mostly cloudy, with a low around 56. Northeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Tuesday

A chance of showers. Mostly cloudy, with a high near 66. Northeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

Tuesday Night

A chance of showers. Mostly cloudy, with a low around 55. Northeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

Wednesday

Partly sunny, with a high near 65. Breezy, with a northeast wind around 21 mph, with gusts as high as 36 mph.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 55. Breezy, with a northeast wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

Thursday

A chance of showers. Partly sunny, with a high near 66. Breezy, with a northeast wind 18 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.