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.

Fog

54°F

12°C

Humidity 100%
Wind Speed S 15 G 29 mph
Barometer 29.82 in (1010.0 mb)
Dewpoint 54°F (12°C)
Visibility 0.25 mi
Wind Chill50°F (10°C)
Last update 16 Mar 12:56 pm EDT
Extended Forecast for

Osterville MA

Flood Watch until March 17, 08:00am
High Wind Warning March 16, 05:00pm until March 17, 06:00am
Click here for hazard details and duration
Flood Watch
High Wind Warning
  •  
    Flood Watch until March 17, 08:00am

    NOW until 8:00am Tue

    Flood Watch

  • This Afternoon

    High: 54 °F

    Chance
    T-storms and
    Patchy Dense
    Fog

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 4am, then rain likely. Patchy fog. Low around 37. Windy, with a south wind 23 to 29 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of rain, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 43. Southwest wind 16 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Chance Rain
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. West wind 11 to 13 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. West wind 6 to 9 mph.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. South wind 3 to 5 mph.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39. South wind 6 to 9 mph.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A chance of rain and thunderstorms. Patchy dense fog. Otherwise, cloudy, with a high near 54. Breezy, with a south wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm before 4am, then rain likely. Patchy fog. Low around 37. Windy, with a south wind 23 to 29 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
A chance of rain, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 43. Southwest wind 16 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly clear, with a low around 25. West wind 11 to 13 mph.
Wednesday
Mostly sunny, with a high near 36. West wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 39. South wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 32. South wind around 6 mph.
Friday
Mostly sunny, with a high near 45. Southwest wind 7 to 9 mph.
Friday Night
Mostly cloudy, with a low around 32. West wind around 8 mph.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42. West wind 9 to 13 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. West wind around 11 mph. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41. Northwest wind 11 to 13 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.63°N 70.39°W (Elev. 33 ft)
Last Update:
2:30 am EDT Mar 16, 2026
Forecast Valid:
1pm EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation