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Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Mostly Cloudy

43°F

6°C

Humidity 82%
Wind Speed S 12 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 17 Jan 1:56 pm EST
Extended Forecast for

Hyannis MA

Winter Weather Advisory January 18, 10:00am until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 44. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southwest wind 5 to 9 mph becoming light west after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely before 3pm, then snow, possibly mixed with rain. High near 38. Calm wind becoming southwest around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Rain
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 26. Light and variable wind becoming northwest 5 to 7 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Rain/Snow
    then Snow

  • M.L.King Day

    M.L.King Day: A slight chance of snow between 8am and 9am. Mostly sunny, with a high near 34. Southwest wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. West wind 11 to 13 mph, with gusts as high as 24 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. West wind around 11 mph, with gusts as high as 21 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. West wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 44. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 31. Southwest wind 5 to 9 mph becoming light west after midnight.
Sunday
Rain likely before 3pm, then snow, possibly mixed with rain. High near 38. Calm wind becoming southwest around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 26. Light and variable wind becoming northwest 5 to 7 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
M.L.King Day
A slight chance of snow between 8am and 9am. Mostly sunny, with a high near 34. Southwest wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 20. West wind 11 to 13 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 27. West wind around 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 16. West wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Southwest wind around 10 mph, with gusts as high as 22 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 39. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 21. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 32. West wind 8 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
1:13 pm EST Jan 17, 2026
Forecast Valid:
2pm EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation