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.

72°F

22°C

Humidity 46%
Wind Speed Vrbl 6 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 22 Aug 2:56 pm EDT
Extended Forecast for

13 Miles N Dennistown ME

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a chance of showers after midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 72. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 5pm. High near 73. South wind around 5 mph. Chance of precipitation is 80%.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 10pm, then a chance of showers after midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 72. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely, then showers and possibly a thunderstorm after 5pm. High near 73. South wind around 5 mph. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles N Dennistown ME
 45.86°N 70.25°W (Elev. 1631 ft)
Last Update:
2:27 pm EDT Aug 22, 2026
Forecast Valid:
3pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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