7-Day Forecast Summary
7-Day Detailed Weather Forecast for Portsmouth
Tonight |
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Temperature: 68°F Wind Speed: 5 to 8 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 68. West wind 5 to 8 mph. |
Saturday |
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Temperature: 71°F Wind Speed: 12 mph Wind Direction: N Forecast: A chance of rain showers after 2pm. Cloudy, with a high near 71. North wind around 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
Saturday Night |
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Temperature: 65°F Wind Speed: 5 to 9 mph Wind Direction: NE Forecast: Rain showers likely. Cloudy, with a low around 65. Northeast wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday |
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Temperature: 72°F Wind Speed: 5 mph Wind Direction: NE Forecast: Rain showers. Cloudy, with a high near 72. Northeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible. |
Sunday Night |
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Temperature: 66°F Wind Speed: 5 mph Wind Direction: N Forecast: Rain showers. Cloudy, with a low around 66. North wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
Monday |
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Temperature: 72°F Wind Speed: 5 to 9 mph Wind Direction: N Forecast: A chance of rain showers before 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday Night |
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Temperature: 58°F Wind Speed: 6 to 14 mph Wind Direction: N Forecast: Partly cloudy, with a low around 58. |
Tuesday |
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Temperature: 65°F Wind Speed: 10 to 14 mph Wind Direction: NE Forecast: Sunny, with a high near 65. |
Tuesday Night |
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Temperature: 55°F Wind Speed: 3 to 8 mph Wind Direction: NE Forecast: Mostly clear, with a low around 55. |
Wednesday |
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Temperature: 67°F Wind Speed: 5 to 8 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 67. |
Wednesday Night |
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Temperature: 56°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 56. |
Thursday |
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Temperature: 72°F Wind Speed: 1 to 6 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 72. |
Thursday Night |
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Temperature: 58°F Wind Speed: 1 to 5 mph Wind Direction: SE Forecast: Partly cloudy, with a low around 58. |
Friday |
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Temperature: 74°F Wind Speed: 2 to 6 mph Wind Direction: N Forecast: Mostly sunny, with a high near 74. |

