National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

85°F

29°C

Humidity 51%
Wind Speed SW 8 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 28 Aug 4:55 pm EDT
Extended Forecast for

Stratham NHSimilar City Names

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South wind around 5 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 54. Calm wind becoming northwest around 5 mph in the evening.

    Low: 54 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, sunny, with a high near 79. Northwest wind around 5 mph becoming calm.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South wind around 5 mph.
Tonight
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 54. Calm wind becoming northwest around 5 mph in the evening.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 79. Northwest wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 57. South wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Friday
A chance of showers. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stratham NHSimilar City Names
 43.02°N 70.91°W (Elev. 66 ft)
Last Update:
4:41 pm EDT Aug 28, 2026
Forecast Valid:
5pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
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Additional Resources

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Chance of Precipitation