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.

Mostly Cloudy

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Sep 5:56 pm EDT
Extended Forecast for

Sandwich MA

  • Tonight

    Tonight: Showers likely, mainly before 10pm. The rain could be heavy at times. Mostly cloudy, with a low around 60. East wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Heavy Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. East wind 8 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 62. East wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Patchy fog before 9am. High near 74. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 77. North wind 5 to 8 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Calm wind becoming northwest 5 to 7 mph after midnight.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. North wind 9 to 11 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Northeast wind 6 to 9 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly before 10pm. The rain could be heavy at times. Mostly cloudy, with a low around 60. East wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Partly sunny, with a high near 70. East wind 8 to 10 mph.
Wednesday Night
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 62. East wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Patchy fog before 9am. High near 74. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 77. North wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 63. Calm wind becoming northwest 5 to 7 mph after midnight.
Saturday
Sunny, with a high near 70. North wind 9 to 11 mph.
Saturday Night
Partly cloudy, with a low around 60. Northeast wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 68. North wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 59. Calm wind becoming west around 5 mph after midnight.
Labor Day
Sunny, with a high near 71. Southwest wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 61. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 73. West wind 7 to 10 mph becoming northeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sandwich MA
 41.76°N 70.53°W (Elev. 135 ft)
Last Update:
4:11 pm EDT Sep 1, 2026
Forecast Valid:
6pm EDT Sep 1, 2026-6pm EDT Sep 8, 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