Current conditions at
Hyannis, Barnstable Municipal-Boardman Airport (KHYA)
Lat: 41.67°NLon: 70.27°WElev: 49ft.
A Few Clouds
74°F
23°C
| Humidity | 79% |
| Wind Speed | S 8 mph |
| Barometer | 30.15 in (1021.1 mb) |
| Dewpoint | 67°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 17 Sep 3:56 pm EDT |
Extended Forecast for
South Dennis MA
Tonight
Low: 65 °F
Slight Chance
Showers then
Showers
Likely and
Patchy FogFriday
High: 72 °F
Chance
Showers and
Patchy Fog
then SunnyFriday Night
Low: 52 °F
Partly Cloudy
Saturday
High: 65 °F
Mostly Sunny
Saturday Night
Low: 54 °F
Partly Cloudy
Sunday
High: 68 °F
Mostly Cloudy
then Chance
ShowersSunday Night
Low: 55 °F
Showers
LikelyMonday
High: 68 °F
Chance
ShowersMonday Night
Low: 55 °F
Mostly Cloudy
then Chance
Showers
Detailed Forecast
Tonight
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, mainly before 8am. Patchy fog between 7am and 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 72. West wind 8 to 13 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 52. North wind 6 to 11 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 65. Northeast wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 54. Calm wind.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 68. Southeast wind 5 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 55. Southeast wind 3 to 6 mph. Chance of precipitation is 70%.
Monday
A chance of showers before 3pm. Mostly cloudy, with a high near 68. Northeast wind 10 to 13 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers after 3am. Mostly cloudy, with a low around 55. Northeast wind 10 to 13 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers before 1pm. Partly sunny, with a high near 63. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 54. Northeast wind around 17 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 64. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 54. East wind 16 to 18 mph, with gusts as high as 28 mph.
Thursday
A chance of showers. Partly sunny, with a high near 64. Northeast wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
South Dennis MA
41.71°N 70.16°W (Elev. 49 ft)
41.71°N 70.16°W (Elev. 49 ft)
2:49 pm EDT Sep 17, 2026
4pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
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