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.

A Few Clouds

76°F

24°C

Humidity 48%
Wind Speed SE 9 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 11:51 am EDT
Extended Forecast for

Fort Preble ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. Southeast wind 5 to 10 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, increasing clouds, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. Patchy fog before noon. High near 76. Breezy, with a southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 1am. Low around 61. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. Southeast wind 5 to 10 mph.
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 57. South wind around 5 mph.
Thursday
Showers, with thunderstorms also possible after 2pm. Patchy fog before noon. High near 76. Breezy, with a southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 1am. Low around 61. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Juneteenth
Sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Clear, with a low around 60.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 75.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Preble ME
 43.64°N 70.24°W (Elev. 16 ft)
Last Update:
6:50 am EDT Jun 17, 2026
Forecast Valid:
12pm EDT Jun 17, 2026-6pm EDT Jun 23, 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