Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Fog/Mist
44°F
7°C
| Humidity | 92% |
| Wind Speed | W 3 mph |
| Barometer | 29.78 in (1008.8 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 4.00 mi |
| Last update | 5 Apr 11:55 am EDT |
Extended Forecast for
Portsmouth NH
This Afternoon

High: 54 °F
Showers and
Patchy FogTonight
Low: 35 °F
Showers
Likely then
Partly CloudyMonday

High: 49 °F
Increasing
CloudsMonday Night

Low: 30 °F
Partly Cloudy
Tuesday

High: 44 °F
Chance
Rain/SnowTuesday Night

Low: 23 °F
Mostly Clear
Wednesday

High: 44 °F
Sunny
Wednesday Night

Low: 30 °F
Mostly Clear
Thursday

High: 54 °F
Sunny
Detailed Forecast
This Afternoon
Showers and possibly a thunderstorm. Patchy fog. High near 54. West wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 35. West wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Increasing clouds, with a high near 49. West wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 30. West wind around 5 mph becoming calm.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 44. North wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 44.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 57.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Portsmouth NH
43.07°N 70.78°W (Elev. 33 ft)
43.07°N 70.78°W (Elev. 33 ft)
6:27 am EDT Apr 5, 2026
12pm EDT Apr 5, 2026-6pm EDT Apr 11, 2026


