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.

54°F

12°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.34 in (993.6 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 19 Jun 1:56 am EDT
Extended Forecast for

Johnson Corner ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: A slight chance of showers between 2pm and 5pm. Partly sunny, with a high near 72. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers between 8am and 9am. Partly sunny, with a high near 66. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. Northwest wind around 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly after 5pm. Partly sunny, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 54. South wind around 5 mph.
Juneteenth
A slight chance of showers between 2pm and 5pm. Partly sunny, with a high near 72. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 53. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers between 8am and 9am. Partly sunny, with a high near 66. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 50. Northwest wind around 5 mph.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 72. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Monday
Showers likely, mainly after 5pm. Partly sunny, with a high near 72. Chance of precipitation is 60%.
Monday Night
Showers. Low around 54. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Showers likely. Partly sunny, with a high near 74. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnson Corner ME
 45.05°N 69.81°W (Elev. 797 ft)
Last Update:
2:28 am EDT Jun 19, 2026
Forecast Valid:
2am EDT Jun 19, 2026-6pm EDT Jun 25, 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