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.

47°F

8°C

Humidity 69%
Wind Speed S 9 G 20 mph
Barometer 29.98 in (1016.1 mb)
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 18 Apr 7:56 pm EDT
Extended Forecast for

3 Miles N Onawa ME

  • Tonight

    Tonight: A slight chance of rain before midnight, then a slight chance of rain after 2am. Mostly cloudy, with a low around 38. Breezy, with a south wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain and
    Breezy

  • Sunday

    Sunday: Rain, possibly mixed with snow before 5pm, then rain and snow, possibly mixed with sleet. Temperature falling to around 32 by 5pm. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than one inch possible.

    High: 38 °F⇓

    Rain/Snow
    Likely then
    Wintry Mix

  • Sunday Night

    Sunday Night: Snow, possibly mixed with sleet, becoming all snow after 8pm. Low around 26. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.

    Low: 26 °F

    Snow/Sleet
    and Blustery
    then Chance
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 33. Northwest wind around 11 mph, with gusts as high as 26 mph.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 27. South wind around 6 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
A slight chance of rain before midnight, then a slight chance of rain after 2am. Mostly cloudy, with a low around 38. Breezy, with a south wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Sunday
Rain, possibly mixed with snow before 5pm, then rain and snow, possibly mixed with sleet. Temperature falling to around 32 by 5pm. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than one inch possible.
Sunday Night
Snow, possibly mixed with sleet, becoming all snow after 8pm. Low around 26. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.
Monday
Mostly sunny, with a high near 33. Northwest wind around 11 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 21. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 38. Light and variable wind becoming west 5 to 7 mph in the morning.
Tuesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 27. South wind around 6 mph. Chance of precipitation is 20%.
Wednesday
A chance of snow before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A slight chance of rain. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Onawa ME
 45.42°N 69.37°W (Elev. 1900 ft)
Last Update:
4:02 pm EDT Apr 18, 2026
Forecast Valid:
8pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation