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

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

38°F

3°C

Humidity 52%
Wind Speed W 14 G 23 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 28 Nov 2:51 pm EST
Extended Forecast for

Riverton ME

  • This Afternoon

    This Afternoon: A 30 percent chance of snow showers, mainly before 4pm. Partly sunny, with a high near 41. West wind around 15 mph, with gusts as high as 30 mph.

    High: 41 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 25. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 40. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 22. West wind around 5 mph becoming calm.

    Low: 22 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain, mainly after noon. High near 48. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    High: 48 °F

    Cloudy then
    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 1am. Low around 29. Chance of precipitation is 80%.

    Low: 29 °F

    Rain

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 4pm. Cloudy, with a high near 36. Chance of precipitation is 60%.

    High: 36 °F

    Chance Snow
    then Snow
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers, mainly before 4pm. Partly sunny, with a high near 41. West wind around 15 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 25. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 40. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Increasing clouds, with a low around 22. West wind around 5 mph becoming calm.
Sunday
Rain, mainly after noon. High near 48. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Sunday Night
Rain, mainly before 1am. Low around 29. Chance of precipitation is 80%.
Monday
Sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Snow likely, mainly after 4pm. Cloudy, with a high near 36. Chance of precipitation is 60%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 10.
Friday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton ME
 43.69°N 70.32°W (Elev. 75 ft)
Last Update:
2:12 pm EST Nov 28, 2025
Forecast Valid:
3pm EST Nov 28, 2025-6pm EST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation