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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Plymouth, Plymouth Municipal Airport (KPYM)

Lat: 41.91°NLon: 70.73°WElev: 148ft.

Fair

43°F

6°C

Humidity 93%
Wind Speed Calm
Barometer 30.50 in (1033.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 10 Oct 10:52 pm EDT
Extended Forecast for

Brant Rock MA

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 62. Calm wind becoming south 5 to 8 mph in the morning.

    High: 62 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly before 5am. The rain could be heavy at times. Patchy fog. Low around 55. Calm wind becoming northeast 5 to 8 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 55 °F

    Heavy Rain
    and Patchy
    Fog

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 7am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. North wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Calm wind becoming northeast 5 to 7 mph after midnight.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. East wind around 9 mph becoming southeast in the afternoon.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 56. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 1pm. Partly sunny, with a high near 68. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Northwest wind around 8 mph.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Calm wind.
Sunday
Mostly cloudy, with a high near 62. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night
Showers, mainly before 5am. The rain could be heavy at times. Patchy fog. Low around 55. Calm wind becoming northeast 5 to 8 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Columbus Day
A chance of showers, mainly before 7am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. North wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 53. Calm wind becoming northeast 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 62. East wind around 9 mph becoming southeast in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 56. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers before 1pm. Partly sunny, with a high near 68. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 50. Northwest wind around 8 mph.
Thursday
Sunny, with a high near 59. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 47. North wind around 6 mph.
Friday
A chance of showers. Partly sunny, with a high near 60. South wind 7 to 9 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 60. West wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brant Rock MA
 42.09°N 70.69°W (Elev. 23 ft)
Last Update:
6:40 pm EDT Oct 10, 2026
Forecast Valid:
11pm EDT Oct 10, 2026-6pm EDT Oct 17, 2026
 
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