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.

A Few Clouds and Breezy

48°F

9°C

Humidity 66%
Wind Speed S 21 G 32 mph
Barometer 29.91 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 20 Mar 4:56 pm EDT
Extended Forecast for

Bourne MA

  • Tonight

    Tonight: Rain, mainly after 8pm. Patchy fog after 9pm. Low around 39. Southwest wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: A chance of rain, mainly before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 49. West wind 6 to 10 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain, mainly after noon. Cloudy, with a high near 49. South wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 34. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Cloudy, with a high near 42. North wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind around 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. Northwest wind around 7 mph.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 8pm. Patchy fog after 9pm. Low around 39. Southwest wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of rain, mainly before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 49. West wind 6 to 10 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
Increasing clouds, with a low around 34. Calm wind.
Sunday
A chance of rain, mainly after noon. Cloudy, with a high near 49. South wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely. Cloudy, with a low around 34. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 8am. Cloudy, with a high near 42. North wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 28. North wind around 7 mph.
Tuesday
Mostly sunny, with a high near 41. Northwest wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 6 mph.
Wednesday
A chance of rain between 9am and 4pm. Mostly cloudy, with a high near 45. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 28. Northwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 44. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 48. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bourne MA
 41.74°N 70.59°W (Elev. 3 ft)
Last Update:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
5pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation