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.

Mostly Cloudy

42°F

6°C

Humidity 68%
Wind Speed NE 14 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Mar 9:51 am EDT
Extended Forecast for

Knightville ME

  • Today

    Today: A 50 percent chance of showers, mainly after noon. Patchy fog before 1pm, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 40. East wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 5am, then a chance of showers and thunderstorms after 5am. Areas of dense fog. Otherwise, cloudy, with a low around 38. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Showers
    Likely and
    Areas Dense
    Fog

  • Thursday

    Thursday: A 30 percent chance of rain. Areas of dense fog before 9am. Otherwise, mostly cloudy, with a temperature rising to near 47 by 10am, then falling to around 36 during the remainder of the day. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F⇓

    Chance Rain
    and Areas
    Dense Fog

  • Thursday Night

    Thursday Night: A chance of snow between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 40. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow before 9pm, then a chance of rain and snow between 9pm and 10pm, then rain likely after 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 8am. Mostly sunny, with a high near 44.

    High: 44 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

Detailed Forecast

Today
A 50 percent chance of showers, mainly after noon. Patchy fog before 1pm, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 40. East wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 5am, then a chance of showers and thunderstorms after 5am. Areas of dense fog. Otherwise, cloudy, with a low around 38. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of rain. Areas of dense fog before 9am. Otherwise, mostly cloudy, with a temperature rising to near 47 by 10am, then falling to around 36 during the remainder of the day. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of snow between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 40. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A chance of snow before 9pm, then a chance of rain and snow between 9pm and 10pm, then rain likely after 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain before 8am. Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly cloudy, with a high near 40.
Sunday Night
A chance of snow between 7pm and 11pm, then rain and snow likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
Monday
Rain. High near 52. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knightville ME
 43.64°N 70.24°W (Elev. 16 ft)
Last Update:
8:25 am EDT Mar 11, 2026
Forecast Valid:
10am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation