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Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

50°F

10°C

Humidity 70%
Wind Speed S 5 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 15 Mar 12:55 pm EDT
Extended Forecast for

Portsmouth NH

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 55. South wind around 10 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy drizzle after 10pm. Patchy dense fog after 7pm. Otherwise, increasing clouds, with a low around 45. South wind around 5 mph.

    Low: 45 °F

    Patchy
    Drizzle and
    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy drizzle before 1pm, then a slight chance of rain after 5pm. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 60. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 60 °F

    Patchy
    Drizzle and
    Areas Fog

  • Sunday Night

    Sunday Night: Rain, mainly after 7pm. Patchy fog before 11pm, then patchy fog after midnight. Low around 51. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Monday

    Monday: Rain, mainly before 1pm. Patchy fog before 11am. High near 56. Southwest wind 5 to 10 mph. Chance of precipitation is 100%.

    High: 56 °F

    Rain and
    Patchy Fog
    then Rain
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 55. South wind around 10 mph.
Tonight
Patchy drizzle after 10pm. Patchy dense fog after 7pm. Otherwise, increasing clouds, with a low around 45. South wind around 5 mph.
Sunday
Patchy drizzle before 1pm, then a slight chance of rain after 5pm. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 60. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Rain, mainly after 7pm. Patchy fog before 11pm, then patchy fog after midnight. Low around 51. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday
Rain, mainly before 1pm. Patchy fog before 11am. High near 56. Southwest wind 5 to 10 mph. Chance of precipitation is 100%.
Monday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Mostly cloudy, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Friday
Rain likely. Partly sunny, with a high near 46. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 ft)
Last Update:
12:38 pm EDT Mar 15, 2025
Forecast Valid:
1pm EDT Mar 15, 2025-6pm EDT Mar 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation