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

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Overcast

37°F

3°C

Humidity 60%
Wind Speed SW 10 mph
Barometer 30.22 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 19 Mar 4:56 pm EDT
Extended Forecast for

Bourne MA

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 30. Southwest wind 3 to 5 mph.

    Low: 30 °F

    Gradual
    Clearing

  • Friday

    Friday: Mostly sunny through mid morning, then becoming cloudy, with a high near 47. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 47 °F

    Becoming
    Cloudy

  • Friday Night

    Friday Night: Rain, mainly after midnight. Low around 39. Southwest wind around 10 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: A chance of rain before 8am. Partly sunny, with a high near 51. West wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 48. South wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 37. South wind around 7 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 46. North wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely
    then Chance
    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Northwest wind around 8 mph.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 30. Southwest wind 3 to 5 mph.
Friday
Mostly sunny through mid morning, then becoming cloudy, with a high near 47. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Rain, mainly after midnight. Low around 39. Southwest wind around 10 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain before 8am. Partly sunny, with a high near 51. West wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 35. Light and variable wind.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 48. South wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 37. South wind around 7 mph. Chance of precipitation is 60%.
Monday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 46. North wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 27. Northwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 40. Northwest wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind around 6 mph.
Wednesday
A chance of rain. Partly sunny, with a high near 43. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 28. Northwest wind around 7 mph.
Thursday
Partly sunny, with a high near 46. West wind 6 to 11 mph becoming south in the morning. Winds could gust as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bourne MA
 41.74°N 70.59°W (Elev. 3 ft)
Last Update:
3:55 pm EDT Mar 19, 2026
Forecast Valid:
5pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation