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

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

41°F

5°C

Humidity 57%
Wind Speed Vrbl 6 mph
Barometer 29.73 in (1007.6 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 9 Mar 1:56 am EDT
Extended Forecast for

Sebec Lake ME

  • Overnight

    Overnight: Mostly clear, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 55. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. West wind 3 to 6 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Light southwest wind.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Light north wind.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, snow, freezing rain, and sleet before 11am, then a chance of rain and snow between 11am and noon, then rain likely after noon. Mostly cloudy, with a high near 38. East wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 38 °F

    Chance Wintry
    Mix then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 31. East wind 6 to 8 mph. Chance of precipitation is 100%.

    Low: 31 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of snow, mainly before 9pm. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.

    Low: 15 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 31. Southwest wind around 6 mph.
Monday
Increasing clouds, with a high near 55. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 33. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 58. Light southwest wind.
Tuesday Night
Mostly cloudy, with a low around 28. Light north wind.
Wednesday
A chance of rain, snow, freezing rain, and sleet before 11am, then a chance of rain and snow between 11am and noon, then rain likely after noon. Mostly cloudy, with a high near 38. East wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 31. East wind 6 to 8 mph. Chance of precipitation is 100%.
Thursday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Thursday Night
A chance of snow, mainly before 9pm. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Saturday
A slight chance of snow. Partly sunny, with a high near 38. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
A slight chance of snow. Partly sunny, with a high near 38. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sebec Lake ME
 45.31°N 69.34°W (Elev. 397 ft)
Last Update:
1:44 am EDT Mar 9, 2026
Forecast Valid:
2am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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