Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Mostly Cloudy
56°F
13°C
| Humidity | 89% |
| Wind Speed | W 3 mph |
| Barometer | 29.81 in (1009.7 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 17 Jun 5:55 am EDT |
Extended Forecast for
New Castle NH
Today

High: 76 °F
Sunny
Tonight
Low: 57 °F
Partly Cloudy
then Patchy
FogThursday

High: 75 °F
Showers and
Patchy FogThursday Night
Low: 62 °F
Chance
Showers then
Mostly ClearJuneteenth

High: 82 °F
Sunny
Friday Night

Low: 60 °F
Clear
Saturday

High: 78 °F
Sunny
Saturday Night

Low: 59 °F
Partly Cloudy
Sunday

High: 77 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 57. South wind around 5 mph.
Thursday
Showers and possibly a thunderstorm. Patchy fog before 8am. High near 75. Breezy, with a southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. South wind around 5 mph becoming west after midnight.
Juneteenth
Sunny, with a high near 82. West wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 60.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 59.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 72.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
New Castle NH
43.07°N 70.72°W (Elev. 26 ft)
43.07°N 70.72°W (Elev. 26 ft)
3:08 am EDT Jun 17, 2026
6am EDT Jun 17, 2026-6pm EDT Jun 23, 2026


