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

27°C

80°F

Humidity 70%
Wind Speed S 19 km/h
Barometer 1015.4 mb (29.98 in)
Dewpoint 21°C (69°F)
Visibility 16 km
Heat Index28°C (83°F)
Last update 14 Jul 4:55 pm EDT
Extended Forecast for

2 Miles NNW Exeter NH

Heat Advisory July 15, 11:00am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 28. South wind around 10 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 28 °C

    Scattered
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then scattered showers and thunderstorms between 7pm and 11pm, then isolated showers after 11pm. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 60%. New precipitation amounts between 5 and 7.5 mm possible.

    Low: 21 °C

    Showers
    Likely then
    Isolated
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 32. Heat index values as high as 35. Calm wind.

    High: 32 °C

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 20. Calm wind.

    Low: 20 °C

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny and hot, with a high near 33. South wind 5 to 10 km/h.

    High: 33 °C

    Hot

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 22.

    Low: 22 °C

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 8am. Otherwise, partly sunny and hot, with a high near 32. Chance of precipitation is 40%.

    High: 32 °C

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °C

    Scattered
    T-storms then
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 31.

    High: 31 °C

    Patchy Fog
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 28. South wind around 10 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then scattered showers and thunderstorms between 7pm and 11pm, then isolated showers after 11pm. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 60%. New precipitation amounts between 5 and 7.5 mm possible.
Tuesday
A 20 percent chance of showers after 2pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 32. Heat index values as high as 35. Calm wind.
Tuesday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 20. Calm wind.
Wednesday
Sunny and hot, with a high near 33. South wind 5 to 10 km/h.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 22.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 8am. Otherwise, partly sunny and hot, with a high near 32. Chance of precipitation is 40%.
Thursday Night
Scattered thunderstorms before 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 22. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 31.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Exeter NH
 42.99°N 70.95°W (Elev. 26 m)
Last Update:
1:50 pm EDT Jul 14, 2025
Forecast Valid:
5pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
 
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