Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Light Rain Fog/Mist

51°F

11°C

Humidity 94%
Wind Speed E 10 mph
Barometer 30.35 in (1028.0 mb)
Dewpoint 50°F (10°C)
Visibility 1.50 mi
Wind Chill47°F (8°C)
Last update 24 May 8:55 pm EDT
Extended Forecast for

Portsmouth NH

  • Tonight

    Tonight: Showers.  Low around 50. East wind around 5 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Showers

  • Memorial Day

    Memorial Day: Showers, mainly before 1pm.  Patchy fog before 11am. High near 70. Calm wind becoming west around 5 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers and
    Patchy Fog
    then Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Southwest wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers. Low around 50. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Memorial Day
Showers, mainly before 1pm. Patchy fog before 11am. High near 70. Calm wind becoming west around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 54. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 51.
Friday
A 30 percent chance of showers after noon. Partly sunny, with a high near 67.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
8:18 pm EDT May 24, 2026
10pm EDT May 24, 2026-6pm EDT May 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database