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

Hazardous Weather Conditions

Current conditions at

Plymouth, Plymouth Municipal Airport (KPYM)

Lat: 41.91°NLon: 70.73°WElev: 148ft.

Overcast

73°F

23°C

Humidity 96%
Wind Speed SW 7 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 1:52 am EDT
Extended Forecast for

South Duxbury MA

Heat Advisory July 16, 02:09am until July 17, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 16, 02:09am until July 17, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Overnight

    Low: 70 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny and hot, with a high near 90. Heat index values as high as 98. Light southwest wind becoming south 5 to 9 mph in the morning.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.

    Low: 72 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers, mainly before noon. Patchy fog before 7am. Otherwise, partly sunny, with a high near 87. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 87 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of showers before 10pm. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. West wind 7 to 9 mph becoming north in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Light and variable wind becoming northeast 5 to 7 mph in the morning.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Light southwest wind.
Wednesday
Patchy fog before 7am. Otherwise, sunny and hot, with a high near 90. Heat index values as high as 98. Light southwest wind becoming south 5 to 9 mph in the morning.
Wednesday Night
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.
Thursday
A chance of showers, mainly before noon. Patchy fog before 7am. Otherwise, partly sunny, with a high near 87. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 84. West wind 7 to 9 mph becoming north in the afternoon.
Friday Night
Mostly clear, with a low around 63. Light north wind.
Saturday
Mostly sunny, with a high near 81. Light and variable wind becoming northeast 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 65. Southwest wind around 6 mph.
Sunday
A chance of showers after 7am. Partly sunny, with a high near 81. South wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 78. North wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 64. Light and variable wind.
Tuesday
Mostly sunny, with a high near 80. Northeast wind 5 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Duxbury MA
 42.03°N 70.7°W (Elev. 49 ft)
Last Update:
1:31 am EDT Jul 16, 2025
Forecast Valid:
2am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation