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Hazardous Weather Conditions

Current conditions at

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed SW 9 mph
Barometer 29.92 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 2 Jul 10:55 pm EDT
Extended Forecast for

2 Miles E East Falmouth MA

Heat Advisory July 2, 11:39pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 11:39pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Patchy Fog

  • Friday

    Friday: Sunny and hot, with a high near 91. Heat index values as high as 102. Southwest wind 5 to 13 mph.

    High: 91 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. West wind 5 to 9 mph.

    Low: 75 °F

    Mostly Clear

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 96. Southwest wind 5 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Partly cloudy, with a low around 71. West wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 85. North wind 5 to 7 mph becoming east in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Southeast wind around 6 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers after 1pm. Partly sunny, with a high near 76. Southeast wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 72. West wind 6 to 9 mph.
Friday
Sunny and hot, with a high near 91. Heat index values as high as 102. Southwest wind 5 to 13 mph.
Friday Night
Mostly clear, with a low around 75. West wind 5 to 9 mph.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 96. Southwest wind 5 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Partly cloudy, with a low around 71. West wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 85. North wind 5 to 7 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 68. Southeast wind around 6 mph becoming calm in the evening.
Monday
A chance of showers after 1pm. Partly sunny, with a high near 76. Southeast wind 5 to 9 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 68. Southeast wind around 8 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 75. East wind 9 to 14 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 67. East wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 76. Northeast wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 68. Southeast wind 5 to 8 mph becoming west after midnight.
Thursday
Mostly sunny, with a high near 79. Southwest wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E East Falmouth MA
 41.56°N 70.52°W (Elev. 3 ft)
Last Update:
10:36 pm EDT Jul 2, 2026
Forecast Valid:
11pm EDT Jul 2, 2026-6pm EDT Jul 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation