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.

48°F

9°C

Humidity 100%
Wind Speed W 3 mph
Barometer 29.70 in (1006.7 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 16 Apr 11:56 pm EDT
Extended Forecast for

3 Miles S Lily Bay State Park ME

  • Overnight

    Overnight: A chance of showers before 1am, then a slight chance of showers after 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind around 6 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 54. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Rain, mainly after 8am. Patchy fog between 7am and 8am. High near 46. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 26. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 26 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A slight chance of snow before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers before 1am, then a slight chance of showers after 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 30%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind around 6 mph.
Friday Night
Mostly clear, with a low around 39. Calm wind.
Saturday
Partly sunny, with a high near 54. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Saturday Night
A chance of rain, mainly after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday
Rain, mainly after 8am. Patchy fog between 7am and 8am. High near 46. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 26. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday
A slight chance of snow before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 40.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Thursday
A slight chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Lily Bay State Park ME
 45.53°N 69.56°W (Elev. 1056 ft)
Last Update:
10:09 pm EDT Apr 16, 2026
Forecast Valid:
12am EDT Apr 17, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation