Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Overcast
46°F
8°C
| Humidity | 88% |
| Wind Speed | SW 5 mph |
| Barometer | 29.88 in (1012.1 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 26 Mar 9:55 am EDT |
Extended Forecast for
Portsmouth NH
Today

High: 62 °F
Partly Sunny
Tonight
Low: 38 °F
Rain then
Rain LikelyFriday
High: 44 °F
Slight Chance
Showers then
Mostly SunnyFriday Night

Low: 21 °F
Partly Cloudy
Saturday

High: 35 °F
Mostly Sunny
Saturday Night

Low: 22 °F
Partly Cloudy
Sunday

High: 46 °F
Mostly Sunny
Sunday Night

Low: 31 °F
Partly Cloudy
Monday

High: 54 °F
Mostly Cloudy
Detailed Forecast
Today
Partly sunny, with a high near 62. Southwest wind around 10 mph, with gusts as high as 25 mph.
Tonight
Rain, mainly before 5am. Low around 38. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 11am, then a slight chance of rain between 11am and noon. Partly sunny, with a high near 44. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 21. North wind around 5 mph.
Saturday
Mostly sunny, with a high near 35. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly cloudy, with a high near 54.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 48.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 31.
Wednesday
A chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Portsmouth NH
43.05°N 70.78°W (Elev. 49 ft)
43.05°N 70.78°W (Elev. 49 ft)
6:02 am EDT Mar 26, 2026
11am EDT Mar 26, 2026-6pm EDT Apr 1, 2026


