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.

Fair

70°F

21°C

Humidity 53%
Wind Speed W 20 mph
Barometer 29.62 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 8:45 am EDT
Extended Forecast for

Sandwich MA

  • Today

    Today: Sunny, with a high near 84. West wind 13 to 15 mph, with gusts as high as 29 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly clear, with a low around 64. West wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Southwest wind 5 to 9 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 67. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Partly sunny, with a high near 82. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Light west wind.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming northwest around 5 mph in the morning.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. West wind 13 to 15 mph, with gusts as high as 29 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly clear, with a low around 64. West wind 5 to 7 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 83. Southwest wind 5 to 9 mph.
Sunday Night
Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Monday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm. Low around 67. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 82. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 66. Light west wind.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming northwest around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 67. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 68. South wind 3 to 5 mph.
Friday
Partly sunny, with a high near 80. Southeast wind 3 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sandwich MA
 41.75°N 70.47°W (Elev. 10 ft)
Last Update:
4:30 am EDT Jun 20, 2026
Forecast Valid:
9am EDT Jun 20, 2026-6pm EDT Jun 26, 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