Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Light Rain Fog/Mist
39°F
4°C
| Humidity | 89% |
| Wind Speed | SE 8 mph |
| Barometer | 29.80 in (1009.5 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 4.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 22 Mar 12:55 pm EDT |
Extended Forecast for
Portsmouth NH
This Afternoon

High: 41 °F
Rain
Tonight

Low: 29 °F
Rain Likely
Monday

High: 38 °F
Chance Snow
Monday Night
Low: 25 °F
Chance Snow
then Mostly
CloudyTuesday

High: 42 °F
Mostly Sunny
Tuesday Night

Low: 29 °F
Mostly Cloudy
Wednesday

High: 47 °F
Partly Sunny
Wednesday Night

Low: 29 °F
Mostly Cloudy
Thursday

High: 49 °F
Chance
Rain/Snow
Detailed Forecast
This Afternoon
Rain, mainly before 5pm. High near 41. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely, mainly after 3am. Cloudy, with a low around 29. Calm wind becoming north around 5 mph in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 50 percent chance of snow, mainly before 1pm. Cloudy, with a high near 38. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 25. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 42. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow. Partly sunny, with a high near 49. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely, becoming all rain after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Friday
A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 37.
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)
1:08 pm EDT Mar 22, 2026
1pm EDT Mar 22, 2026-6pm EDT Mar 28, 2026


