Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Overcast

76°F

24°C

Humidity 85%
Wind Speed Calm
Barometer 29.83 in (1010.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 19 May 5:55 pm EDT
Extended Forecast for

2 Miles NE Portsmouth NH

Heat Advisory until May 19, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory until May 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Tonight

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 86. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. Northwest wind around 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 65. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. West wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 10am.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Southwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 86. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 51. Northwest wind around 5 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 65. Northwest wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Mostly clear, with a low around 45. West wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
A 30 percent chance of showers after 10am. Mostly cloudy, with a high near 60.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 58.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Memorial Day
A 40 percent chance of showers. Mostly cloudy, with a high near 62.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Portsmouth NH
 43.07°N 70.75°W (Elev. 3 ft)
2:31 pm EDT May 19, 2026
6pm EDT May 19, 2026-6pm EDT May 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database