


Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Mostly Cloudy
32°C
89°F
Humidity | 64% |
Wind Speed | S 13 km/h |
Barometer | 1008.3 mb (29.77 in) |
Dewpoint | 24°C (75°F) |
Visibility | 16 km |
Heat Index | 37°C (99°F) |
Last update | 17 Jul 11:55 am EDT |
Extended Forecast for
Portsmouth NH
This Afternoon
High: 31 °C
Showers
LikelyTonight
Low: 19 °C
Partly Cloudy
Friday
High: 28 °C
Sunny
Friday Night
Low: 15 °C
Mostly Clear
Saturday
High: 28 °C
Sunny
Saturday Night
Low: 18 °C
Chance
Showers then
Showers
LikelySunday
High: 27 °C
Showers
LikelySunday Night
Low: 16 °C
Mostly Clear
Monday
High: 26 °C
Sunny
Detailed Forecast
This Afternoon
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 31. Heat index values as high as 35. South wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 19. Southwest wind 10 to 15 km/h, with gusts as high as 30 km/h.
Friday
Sunny, with a high near 28. Northwest wind 15 to 25 km/h, with gusts as high as 40 km/h.
Friday Night
Mostly clear, with a low around 15. Calm wind.
Saturday
Sunny, with a high near 28. West wind 5 to 10 km/h becoming south in the afternoon.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 8am. Partly sunny, with a high near 27. Chance of precipitation is 60%.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 29.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Portsmouth NH
43.07°N 70.78°W (Elev. 33 m)
43.07°N 70.78°W (Elev. 33 m)
8:18 am EDT Jul 17, 2025
12pm EDT Jul 17, 2025-6pm EDT Jul 23, 2025