Hazardous Weather Conditions
Current conditions at
Hyannis, Barnstable Municipal-Boardman Airport (KHYA)
Lat: 41.67°NLon: 70.27°WElev: 49ft.
Fair
75°F
24°C
| Humidity | 88% |
| Wind Speed | SW 5 mph |
| Barometer | 29.86 in (1011.1 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 3 Jul 2:56 am EDT |
Extended Forecast for
Hyannis Port MA
Heat Advisory July 3, 03:13am until July 4, 08:00pm
NOW until 8:00pm Sat

Heat Advisory
Overnight

Low: 74 °F
Mostly Clear
Friday

High: 94 °F
Hot
Friday Night

Low: 73 °F
Scattered
T-stormsIndependence Day

High: 91 °F
Scattered
T-stormsSaturday Night

Low: 67 °F
Scattered
T-stormsSunday

High: 81 °F
Mostly Sunny
Sunday Night

Low: 60 °F
Mostly Cloudy
Monday

High: 74 °F
Chance
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 74. Southwest wind around 8 mph.
Friday
Sunny and hot, with a high near 94. Heat index values as high as 101. West wind 7 to 13 mph.
Friday Night
Scattered showers and thunderstorms, mainly before 4am. Partly cloudy, with a low around 73. Southwest wind 6 to 9 mph. Chance of precipitation is 40%.
Independence Day
Isolated showers and thunderstorms before 10am, then scattered showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. West wind around 9 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 67. West wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 81. North wind around 6 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers after 9am. Partly sunny, with a high near 74. Southeast wind 5 to 9 mph. Chance of precipitation is 30%.
Monday Night
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. Mostly cloudy, with a low around 63. Southeast wind around 7 mph. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely before 2pm, then a chance of showers between 2pm and 5pm. Partly sunny, with a high near 72. East wind 9 to 13 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. East wind 6 to 9 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 78. Northeast wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 65. Southeast wind 5 to 7 mph becoming west after midnight.
Thursday
Sunny, with a high near 82. Southwest wind 6 to 10 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hyannis Port MA
41.64°N 70.29°W (Elev. 10 ft)
41.64°N 70.29°W (Elev. 10 ft)
1:14 am EDT Jul 3, 2026
3am EDT Jul 3, 2026-6pm EDT Jul 9, 2026



