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

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Mostly Cloudy

26°C

78°F

Humidity 57%
Wind Speed SE 15 km/h
Barometer 1011.7 mb (29.87 in)
Dewpoint 16°C (61°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 21 May 2:55 pm EDT
Extended Forecast for

Portsmouth NH

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 24. South wind around 15 km/h.

    High: 24 °C

    Partly Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 15. Southwest wind 5 to 10 km/h. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Low: 15 °C

    Scattered
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 31. Southwest wind 10 to 15 km/h.

    High: 31 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17. Southwest wind 10 to 15 km/h.

    Low: 17 °C

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers after 11am. Partly sunny, with a high near 28. Southwest wind 10 to 15 km/h.

    High: 28 °C

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15.

    Low: 15 °C

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24.

    High: 24 °C

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 14.

    Low: 14 °C

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 23.

    High: 23 °C

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 24. South wind around 15 km/h.
Tonight
Scattered showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 15. Southwest wind 5 to 10 km/h. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 31. Southwest wind 10 to 15 km/h.
Wednesday Night
Partly cloudy, with a low around 17. Southwest wind 10 to 15 km/h.
Thursday
A 50 percent chance of showers after 11am. Partly sunny, with a high near 28. Southwest wind 10 to 15 km/h.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly clear, with a low around 14.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 12.
Memorial Day
A 40 percent chance of showers. Mostly cloudy, with a high near 19.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 12.
Tuesday
A chance of showers. Partly sunny, with a high near 19.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 m)
Last Update:
2:48 pm EDT May 21, 2024
Forecast Valid:
3pm EDT May 21, 2024-6pm EDT May 28, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation