


Current conditions at
Pease Air Force Base / Portsmouth (KPSM)
Lat: 43.08°NLon: 70.82°WElev: 102ft.
Showers in Vicinity
78°F
26°C
Humidity | 80% |
Wind Speed | W 5 mph |
Barometer | 30.02 in (1016.8 mb) |
Dewpoint | 71°F (22°C) |
Visibility | 7.00 mi |
Heat Index | 80°F (27°C) |
Last update | 14 Jul 8:55 pm EDT |
Extended Forecast for
Portsmouth NH
Tonight
Low: 68 °F
Chance
Showers and
Patchy FogTuesday
High: 86 °F
Patchy Fog
then Slight
Chance
ShowersTuesday Night
Low: 67 °F
Mostly Clear
then Patchy
FogWednesday
High: 89 °F
Mostly Sunny
Wednesday Night
Low: 71 °F
Partly Cloudy
then Patchy
FogThursday
High: 87 °F
Patchy Fog
then Chance
T-stormsThursday Night
Low: 71 °F
Chance
T-storms then
Patchy FogFriday
High: 87 °F
Patchy Fog
then Chance
T-stormsFriday Night
Low: 65 °F
Chance
T-storms then
Mostly Cloudy
Detailed Forecast
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 5am. Patchy fog after 1am. Otherwise, cloudy, with a low around 68. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers before 7am, then a slight chance of showers after 2pm. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 67. South wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 87.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 71.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 87.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 81.
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)
7:55 pm EDT Jul 14, 2025
9pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025