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.

26°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 29.95 in (1016.4 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 20 Mar 7:56 am EDT
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Today

    Today: A chance of snow, mainly after 4pm. Increasing clouds, with a high near 37. West wind around 6 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 37 °F

    Mostly Sunny
    then Chance
    Snow

  • Tonight

    Tonight: Snow, mainly before 1am. Low around 27. East wind around 5 mph becoming light and variable. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow then
    Chance Snow

  • Saturday

    Saturday: A slight chance of snow before 9am, then a slight chance of snow after 2pm. Mostly sunny, with a high near 36. Northwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after 7am. Mostly cloudy, with a high near 32. West wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 40%.

    High: 32 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 21. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

  • Monday

    Monday: A chance of snow, mainly after noon. Partly sunny, with a high near 30. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 30 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 20%.

    Low: 16 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

Detailed Forecast

Today
A chance of snow, mainly after 4pm. Increasing clouds, with a high near 37. West wind around 6 mph becoming south in the afternoon. Chance of precipitation is 30%.
Tonight
Snow, mainly before 1am. Low around 27. East wind around 5 mph becoming light and variable. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday
A slight chance of snow before 9am, then a slight chance of snow after 2pm. Mostly sunny, with a high near 36. Northwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 19. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday
A chance of snow, mainly after 7am. Mostly cloudy, with a high near 32. West wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Sunday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 21. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.
Monday
A chance of snow, mainly after noon. Partly sunny, with a high near 30. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 34.
Tuesday Night
A slight chance of snow after 2am. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.
Wednesday
A chance of snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 16. Chance of precipitation is 20%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Katahdin Iron Works State Park ME
 45.44°N 69.21°W (Elev. 899 ft)
Last Update:
6:21 am EDT Mar 20, 2026
Forecast Valid:
8am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation