National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

65°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 29.94 in (1013.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 1 Aug 6:51 am EDT
Extended Forecast for

Fort Lyon ME

  • Today

    Today: Mostly sunny, with a high near 67. North wind 5 to 10 mph becoming southeast in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Showers likely, mainly after 5am. Mostly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 69. Southeast wind around 10 mph. Chance of precipitation is 80%.

    High: 69 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 67. North wind 5 to 10 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers likely, mainly after 5am. Mostly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 69. Southeast wind around 10 mph. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 75.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Lyon ME
 43.67°N 70.17°W (Elev. 0 ft)
Last Update:
6:16 am EDT Aug 1, 2026
Forecast Valid:
7am EDT Aug 1, 2026-6pm EDT Aug 7, 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