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

6 Miles SSE Mackamp ME

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. East wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 40 percent chance of showers. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly after 10pm. Cloudy, with a low around 61. South wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 72 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. East wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 40 percent chance of showers. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 50 percent chance of showers, mainly after 10pm. Cloudy, with a low around 61. South wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. South wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 66.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Showers likely. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Mackamp ME
 45.54°N 69.93°W (Elev. 1677 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