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.

Mostly Cloudy

80°F

27°C

Humidity 69%
Wind Speed S 8 mph
Barometer 29.93 in (1013.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 28 Aug 5:55 pm EDT
Extended Forecast for

Newmarket NH

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 8pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 53. Calm wind becoming northwest around 5 mph in the evening.

    Low: 53 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then 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. Calm wind becoming west around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 64. Southwest wind around 5 mph.

    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 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 8pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 53. 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. Calm wind becoming west around 5 mph.
Sunday
Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 64. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 77.
Tuesday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 77. 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 79.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newmarket NH
 43.07°N 70.96°W (Elev. 89 ft)
Last Update:
4:41 pm EDT Aug 28, 2026
Forecast Valid:
6pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation