National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Overcast

35°F

2°C

Humidity 93%
Wind Speed NW 3 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 33°F (1°C)
Visibility 7.00 mi
Last update 18 Jan 9:56 am EST
Extended Forecast for

Osterville MA

Winter Weather Advisory until January 19, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 19, 07:00am

    NOW until 7:00am Mon

    Winter Weather Advisory

  • Today

    High: 37 °F

    Snow

  • Tonight

    Tonight: Snow. Low around 29. Northeast wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow

  • M.L.King Day

    M.L.King Day: Snow showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 34. Southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Showers
    Likely then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. West wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26. West wind 9 to 16 mph.

    High: 26 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. West wind 7 to 13 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Southwest wind 6 to 11 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 4am. Mostly cloudy, with a low around 30. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Today
Snow. High near 37. Southwest wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
Snow. Low around 29. Northeast wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
M.L.King Day
Snow showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 34. Southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 21. West wind 13 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 26. West wind 9 to 16 mph.
Tuesday Night
Mostly clear, with a low around 16. West wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 35. Southwest wind 6 to 11 mph.
Wednesday Night
A chance of snow showers after 4am. Mostly cloudy, with a low around 30. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.
Thursday
A chance of snow showers before 9am, then a chance of rain showers between 9am and 11am. Partly sunny, with a high near 40. Southwest wind 10 to 14 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 21. West wind 11 to 13 mph.
Friday
Mostly sunny, with a high near 33. West wind around 10 mph.
Friday Night
Mostly cloudy, with a low around 26. Southwest wind around 9 mph.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 35. Southwest wind 9 to 11 mph. Chance of precipitation is 30%.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.63°N 70.39°W (Elev. 33 ft)
Last Update:
6:21 am EST Jan 18, 2026
Forecast Valid:
10am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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