National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

58°F

14°C

Humidity 70%
Wind Speed NW 7 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 21 Jun 6:56 am EDT
Extended Forecast for

Greenville ME

  • Today

    Today: Sunny, with a high near 74. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms after 3am. Increasing clouds, with a low around 56. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely before 11am, then a chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 88. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 88 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. Southwest wind around 6 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 90. West wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Scattered showers and thunderstorms after 3am. Increasing clouds, with a low around 56. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%.
Sunday
Showers and thunderstorms likely before 11am, then a chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Mostly sunny and hot, with a high near 88. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Tuesday
A slight chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 90. West wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
A slight chance of showers after midnight. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Thursday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville ME
 45.45°N 69.58°W (Elev. 1119 ft)
Last Update:
6:42 am EDT Jun 21, 2025
Forecast Valid:
7am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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