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

64°F

18°C

Humidity 73%
Wind Speed W 5 mph
Barometer 30.16 in (1021.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Aug 10:51 pm EDT
Extended Forecast for

Cumberland Foreside ME

  • Tonight

    Tonight: Partly cloudy, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 3am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain before noon, then showers, mainly after noon. High near 73. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 73 °F

    Rain

  • Monday Night

    Monday Night: A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming north after midnight.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 70. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly after 3am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain before noon, then showers, mainly after noon. High near 73. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night
A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cumberland Foreside ME
 43.74°N 70.21°W (Elev. 98 ft)
Last Update:
6:12 pm EDT Aug 15, 2026
Forecast Valid:
11pm EDT Aug 15, 2026-6pm EDT Aug 22, 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