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.

Partly Cloudy

74°F

23°C

Humidity 44%
Wind Speed NW 16 G 22 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Sep 4:55 pm EDT
Extended Forecast for

York Harbor ME

  • Tonight

    Tonight: Increasing clouds, with a low around 49. North wind around 5 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 62. North wind around 5 mph becoming southeast in the afternoon.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. South wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 3pm. Mostly cloudy, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Low around 52. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 52 °F

    Showers

  • Monday

    Monday: A 30 percent chance of showers before 7am. Mostly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 49. North wind around 5 mph.
Saturday
Sunny, with a high near 62. North wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 50. South wind around 5 mph becoming calm in the evening.
Sunday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.
Sunday Night
Showers, mainly before 2am. Low around 52. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers before 7am. Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 59.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
York Harbor ME
 43.14°N 70.64°W (Elev. 49 ft)
Last Update:
2:20 pm EDT Sep 18, 2026
Forecast Valid:
5pm EDT Sep 18, 2026-6pm EDT Sep 25, 2026
 
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