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

51°F

11°C

Humidity 54%
Wind Speed SE 10 mph
Barometer 29.72 in (1006.7 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 20 Mar 4:55 pm EDT
Extended Forecast for

York Harbor ME

  • This Afternoon

    This Afternoon: A 30 percent chance of rain. Mostly cloudy, with a high near 46. South wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 35. South wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Northwest wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Snow likely before 11am, then rain and snow between 11am and noon, then rain after noon. High near 43. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Sunday Night

    Sunday Night: Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Mostly cloudy, with a high near 46. South wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 11pm. Low around 35. South wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 46. Northwest wind around 5 mph.
Saturday Night
Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm.
Sunday
Snow likely before 11am, then rain and snow between 11am and noon, then rain after noon. High near 43. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 39.
Monday Night
A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 45.
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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:
2:22 pm EDT Mar 20, 2026
Forecast Valid:
5pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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