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.

66°F

19°C

Humidity 81%
Wind Speed NW 5 mph
Barometer 29.87 in (1010.9 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 19 Aug 9:56 pm EDT
Extended Forecast for

Johnson Corner ME

  • Tonight

    Tonight: Areas of fog after 4am. Otherwise, partly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph after midnight.

    Low: 61 °F

    Partly Cloudy
    then Areas
    Fog

  • Thursday

    Thursday: Areas of fog before 7am. Otherwise, increasing clouds, with a high near 77. West wind around 5 mph.

    High: 77 °F

    Areas Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 55. Northwest wind around 5 mph.

    Low: 55 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 77. North wind around 5 mph becoming calm.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 9pm. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 3pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

Detailed Forecast

Tonight
Areas of fog after 4am. Otherwise, partly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph after midnight.
Thursday
Areas of fog before 7am. Otherwise, increasing clouds, with a high near 77. West wind around 5 mph.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 55. Northwest wind around 5 mph.
Friday
Sunny, with a high near 77. North wind around 5 mph becoming calm.
Friday Night
Partly cloudy, with a low around 56. Calm wind.
Saturday
Partly sunny, with a high near 75.
Saturday Night
A 40 percent chance of showers after 9pm. Mostly cloudy, with a low around 57.
Sunday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnson Corner ME
 45.05°N 69.81°W (Elev. 797 ft)
Last Update:
6:00 pm EDT Aug 19, 2026
Forecast Valid:
10pm EDT Aug 19, 2026-6pm EDT Aug 26, 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