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

Hazardous Weather Conditions

Current conditions at

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Overcast

63°F

17°C

Humidity 88%
Wind Speed NE 3 mph
Barometer 30.17 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 6 Jul 9:55 pm EDT
Extended Forecast for

Sandwich MA

Flood Watch July 6, 10:25pm until July 7, 02:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 6, 10:25pm until July 7, 02:00pm

    NOW until 2:00pm Tue

    Flood Watch

  • Tonight

    Low: 64 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. Patchy fog. High near 71. East wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 71 °F

    Showers and
    Patchy Fog
    then Showers
    Likely and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 64. North wind 9 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 74. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Calm wind becoming southwest around 5 mph after midnight.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Southwest wind 7 to 14 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 5pm. Mostly sunny, with a high near 85. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Tonight
Showers, with thunderstorms also possible after 11pm. Some of the storms could produce heavy rainfall. Low around 64. East wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
Showers and possibly a thunderstorm. Patchy fog. High near 71. East wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 64. North wind 9 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of showers between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 74. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 66. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Sunny, with a high near 82. Southwest wind 7 to 14 mph.
Thursday Night
Partly cloudy, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday
A chance of showers after 5pm. Mostly sunny, with a high near 85. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 7pm. Mostly cloudy, with a low around 71. West wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 79. North wind 7 to 9 mph.
Saturday Night
Mostly clear, with a low around 69. Light and variable wind.
Sunday
Sunny, with a high near 79. North wind 5 to 7 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 80. South wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sandwich MA
 41.75°N 70.47°W (Elev. 10 ft)
Last Update:
2:30 pm EDT Jul 6, 2026
Forecast Valid:
10pm EDT Jul 6, 2026-6pm EDT Jul 13, 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