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.

58°F

14°C

Humidity 97%
Wind Speed NW 3 mph
Barometer 29.91 in (1012.5 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 20 Aug 4:56 am EDT
Extended Forecast for

3 Miles N Onawa ME

  • Today

    Today: Partly sunny, with a high near 72. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 54. North wind around 9 mph.

    Low: 54 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 71. Northeast wind around 6 mph becoming light and variable in the morning.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind 3 to 5 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, mainly after 5pm. Partly sunny, with a high near 68. Southeast wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 59. East wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. East wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 72. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 54. North wind around 9 mph.
Friday
Sunny, with a high near 71. Northeast wind around 6 mph becoming light and variable in the morning.
Friday Night
Mostly clear, with a low around 54. North wind 3 to 5 mph.
Saturday
A chance of showers, mainly after 5pm. Partly sunny, with a high near 68. Southeast wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday Night
Showers. Low around 59. East wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. East wind 6 to 8 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Monday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Monday Night
A chance of showers, mainly before 9pm. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 67. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Onawa ME
 45.42°N 69.37°W (Elev. 1900 ft)
Last Update:
4:01 am EDT Aug 20, 2026
Forecast Valid:
5am EDT Aug 20, 2026-6pm EDT Aug 26, 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