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.

Fair

82°F

28°C

Humidity 70%
Wind Speed SW 14 G 21 mph
Barometer 29.89 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 1 Jul 4:56 pm EDT
Extended Forecast for

Sandwich MA

Heat Advisory July 1, 05:45pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 1, 05:45pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 83 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 87. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Southwest wind 9 to 15 mph.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and hot, with a high near 93. West wind 7 to 10 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. West wind 5 to 9 mph.

    Low: 73 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 7 mph in the morning.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 7pm and midnight. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Breezy, with a southwest wind around 22 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 87. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 73. Southwest wind 9 to 15 mph.
Friday
Mostly sunny and hot, with a high near 93. West wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 73. West wind 5 to 9 mph.
Independence Day
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Saturday Night
A chance of showers between 7pm and midnight. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A chance of showers after 3pm. Mostly sunny, with a high near 83. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 69. Light south wind. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 79. East wind 3 to 8 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. East wind 3 to 5 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 78. Northeast wind 6 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sandwich MA
 41.75°N 70.5°W (Elev. 59 ft)
Last Update:
12:57 pm EDT Jul 1, 2026
Forecast Valid:
5pm EDT Jul 1, 2026-6pm EDT Jul 8, 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