Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fog/Mist

62°F

17°C

Humidity 96%
Wind Speed E 7 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 61°F (16°C)
Visibility 1.00 mi
Last update 3 Sep 10:51 am EDT
Extended Forecast for

Riverton ME

  • Today

    Today: A 40 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 74. East wind 5 to 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. Calm wind becoming north around 5 mph after midnight.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 56. Calm wind becoming north around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 74. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 51.
Labor Day
Sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton ME
 43.69°N 70.32°W (Elev. 75 ft)
6:17 am EDT Sep 3, 2026
11am EDT Sep 3, 2026-6pm EDT Sep 9, 2026
 
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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