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Portsmouth, RI Marine Weather Forecast

Tonight - 15°F
Jan 20, 2025
8 mph NW
Partly Cloudy
Partly cloudy, with a low around 15. Northwest wind around 8 mph.
Tuesday - 23°F
Jan 21, 2025
9 mph W
Mostly Cloudy
Mostly cloudy, with a high near 23. West wind around 9 mph.
Tuesday Night - 9°F
Jan 21, 2025
8 to 12 mph NW
Mostly Cloudy
Mostly cloudy, with a low around 9. Wind chill values as low as -1. Northwest wind 8 to 12 mph.
Wednesday - 21°F
Jan 22, 2025
6 to 10 mph NW
Sunny
Sunny, with a high near 21. Wind chill values as low as -2. Northwest wind 6 to 10 mph.
Wednesday Night - 16°F
Jan 22, 2025
5 mph W
Mostly Cloudy
Mostly cloudy, with a low around 16. West wind around 5 mph.
Thursday - 32°F
Jan 23, 2025
6 to 13 mph SW
Partly Sunny then Slight Chance Light Snow
A slight chance of snow after 4pm. Partly sunny, with a high near 32. Southwest wind 6 to 13 mph. Chance of precipitation is 20%.
Thursday Night - 19°F
Jan 23, 2025
8 mph W
Slight Chance Light Snow
A slight chance of snow before 1am. Partly cloudy, with a low around 19. West wind around 8 mph.
Friday - 31°F
Jan 24, 2025
10 mph NW
Sunny
Sunny, with a high near 31. Northwest wind around 10 mph.
Friday Night - 20°F
Jan 24, 2025
9 mph NW
Mostly Clear
Mostly clear, with a low around 20. Northwest wind around 9 mph.
Saturday - 33°F
Jan 25, 2025
9 to 14 mph W
Sunny
Sunny, with a high near 33. West wind 9 to 14 mph.
Saturday Night - 27°F
Jan 25, 2025
14 mph W
Partly Cloudy
Partly cloudy, with a low around 27. West wind around 14 mph.
Sunday - 39°F
Jan 26, 2025
14 mph W
Partly Sunny
Partly sunny, with a high near 39. West wind around 14 mph.
Sunday Night - 28°F
Jan 26, 2025
13 mph W
Mostly Cloudy
Mostly cloudy, with a low around 28. West wind around 13 mph.
Monday - 38°F
Jan 27, 2025
10 to 14 mph W
Slight Chance Light Snow then Slight Chance Light Rain
A slight chance of snow between 8am and 9am, then a slight chance of rain. Mostly sunny, with a high near 38. West wind 10 to 14 mph.

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