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.

Fair

81°F

27°C

Humidity 74%
Wind Speed S 7 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 Jul 6:52 pm EDT
Extended Forecast for

Green Harbor MA

Heat Advisory July 15, 07:20pm until July 17, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 07:20pm until July 17, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Tonight

    Low: 69 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 98. South wind 3 to 8 mph.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 73. Southwest wind around 7 mph.

    Low: 73 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 8am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 7 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: 89 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind around 8 mph becoming north in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. North wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. North wind around 7 mph becoming east in the afternoon.

    High: 80 °F

    Sunny

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 69. Southwest wind 3 to 6 mph.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 98. South wind 3 to 8 mph.
Wednesday Night
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 73. Southwest wind around 7 mph.
Thursday
A chance of showers and thunderstorms, mainly after 8am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 7 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.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 85. West wind around 8 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 64. North wind around 6 mph.
Saturday
Sunny, with a high near 80. North wind around 7 mph becoming east in the afternoon.
Saturday Night
Mostly cloudy, with a low around 65. Southwest wind around 6 mph.
Sunday
A chance of showers after 10am. Partly sunny, with a high near 83. South wind 6 to 9 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind around 6 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 81. Northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 78. North wind 5 to 8 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Green Harbor MA
 42.12°N 70.71°W (Elev. 98 ft)
Last Update:
3:27 pm EDT Jul 15, 2025
Forecast Valid:
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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