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.

Overcast

41°F

5°C

Humidity 70%
Wind Speed NE 17 G 22 mph
Barometer 30.07 in (1018.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 11 Mar 11:55 am EDT
Extended Forecast for

York Harbor ME

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly after 2pm. Patchy fog before 2pm, then patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 42. Northeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 11pm. Areas of dense fog. Otherwise, cloudy, with a low around 39. Southeast wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Chance
    Showers and
    Areas Dense
    Fog

  • Thursday

    Thursday: A 30 percent chance of rain. Patchy dense fog before 9am. Otherwise, mostly cloudy, with a temperature rising to near 47 by 9am, then falling to around 37 during the remainder of the day. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F⇓

    Chance Rain
    and Patchy
    Dense Fog

  • Thursday Night

    Thursday Night: A chance of snow between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 25. West wind around 10 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 42. West wind 5 to 10 mph becoming south in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow between 8pm and 9pm, then a chance of rain after 9pm. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly after 2pm. Patchy fog before 2pm, then patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 42. Northeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers, with thunderstorms also possible after 11pm. Areas of dense fog. Otherwise, cloudy, with a low around 39. Southeast wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of rain. Patchy dense fog before 9am. Otherwise, mostly cloudy, with a temperature rising to near 47 by 9am, then falling to around 37 during the remainder of the day. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of snow between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 25. West wind around 10 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 42. West wind 5 to 10 mph becoming south in the afternoon.
Friday Night
A chance of snow between 8pm and 9pm, then a chance of rain after 9pm. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly cloudy, with a high near 42.
Sunday Night
A chance of snow between 8pm and 11pm, then rain and snow likely. Cloudy, with a low around 32. Chance of precipitation is 60%.
Monday
Rain. High near 53. Breezy. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
York Harbor ME
 43.12°N 70.64°W (Elev. 46 ft)
Last Update:
8:25 am EDT Mar 11, 2026
Forecast Valid:
12pm EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation