Current conditions at

Plymouth, Plymouth Municipal Airport (KPYM)

Lat: 41.91°NLon: 70.73°WElev: 148ft.

Fair

78°F

26°C

Humidity 31%
Wind Speed S 9 G 21 mph
Barometer 30.18 in (1022.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 May 12:52 pm EDT
Extended Forecast for

South Duxbury MA

Heat Advisory May 19, 11:00am until May 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 71. Southeast wind around 10 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Southwest wind around 10 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Southwest wind 9 to 15 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers, mainly after 2pm.  High near 83. Southwest wind 10 to 14 mph.  Chance of precipitation is 80%.

    High: 83 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers between 9pm and 11pm.  Mostly cloudy, with a low around 55. West wind around 9 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Light and variable wind becoming northwest around 5 mph after midnight.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 60. Southwest wind around 10 mph.
Tuesday
Mostly sunny, with a high near 82. Southwest wind 9 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday
Showers, mainly after 2pm. High near 83. Southwest wind 10 to 14 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers between 9pm and 11pm. Mostly cloudy, with a low around 55. West wind around 9 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 63. North wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 49. Light and variable wind becoming northwest around 5 mph after midnight.
Friday
Mostly sunny, with a high near 60. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 48. South wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
Showers likely. Mostly cloudy, with a high near 58. East wind 5 to 9 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 49. East wind 5 to 7 mph. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 60. East wind 6 to 9 mph. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Duxbury MA
 42.02°N 70.68°W (Elev. 13 ft)
12:07 pm EDT May 18, 2026
1pm EDT May 18, 2026-6pm EDT May 24, 2026
 
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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