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

64°F

18°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 29.85 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 26 Jul 11:55 pm EDT
Extended Forecast for

Bourne MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. South wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 65. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 9am, then showers between 9am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog. High near 74. East wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    High: 74 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 64. Northeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. North wind 9 to 13 mph. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 64. North wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. Calm wind.
Monday
Sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77. South wind 5 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 65. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm before 9am, then showers between 9am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog. High near 74. East wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 64. Northeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. North wind 9 to 13 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 64. North wind 5 to 7 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 77. North wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 66. Light southwest wind.
Saturday
Mostly sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 68. Southwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 79. South wind 5 to 10 mph.
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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:
3:12 pm EDT Jul 26, 2026
Forecast Valid:
11pm EDT Jul 26, 2026-6pm EDT Aug 2, 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