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.

59°F

15°C

Humidity 93%
Wind Speed NE 8 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 23 Jun 10:56 am EDT
Extended Forecast for

4 Miles WSW Attean Landing ME

  • Today

    Today: Mostly cloudy, with a high near 72. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. West wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 4pm, then scattered showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Scattered showers, mainly before 7pm. Partly cloudy, with a low around 54. West wind around 5 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Scattered
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 74 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 72. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. West wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm before 4pm, then scattered showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Scattered showers, mainly before 7pm. Partly cloudy, with a low around 54. West wind around 5 mph. Chance of precipitation is 30%.
Thursday
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Friday
Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.
Friday Night
Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 75.
Saturday Night
A 30 percent chance of showers before 4am. Mostly cloudy, with a low around 56.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Attean Landing ME
 45.55°N 70.36°W (Elev. 1401 ft)
Last Update:
5:28 am EDT Jun 23, 2026
Forecast Valid:
11am EDT Jun 23, 2026-6pm EDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation