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.

Overcast

31°F

-1°C

Humidity 92%
Wind Speed N 10 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Mar 8:51 am EDT
Extended Forecast for

Knightville ME

  • Today

    Today: A 40 percent chance of snow showers, mainly after noon. Cloudy, with a high near 38. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A 20 percent chance of snow showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 24. North wind around 5 mph.

    Low: 24 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. North wind around 5 mph becoming southwest in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. Southwest wind around 5 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 3am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely before 5am, then rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow likely, possibly mixed with rain, mainly before 7am. Partly sunny, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely then
    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of snow showers, mainly after noon. Cloudy, with a high near 38. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of snow showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 24. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 41. North wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 29. Southwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 30 percent chance of rain after 3am. Mostly cloudy, with a low around 34.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely before 5am, then rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Friday
Snow likely, possibly mixed with rain, mainly before 7am. Partly sunny, with a high near 44. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knightville ME
 43.64°N 70.24°W (Elev. 16 ft)
Last Update:
5:38 am EDT Mar 23, 2026
Forecast Valid:
9am EDT Mar 23, 2026-6pm EDT Mar 29, 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