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.

28°F

-2°C

Humidity 81%
Wind Speed SE 9 G 21 mph
Barometer 29.65 in (1005.9 mb)
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 13 Jan 8:56 pm EST
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Tonight

    Tonight: Snow likely, mainly between 1am and 5am. Patchy fog before 4am, then patchy fog after 5am. Otherwise, cloudy, with a low around 28. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 28 °F

    Slight Chance
    Snow then
    Snow Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: A slight chance of rain after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 38. South wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 38 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow before 3am, then rain between 3am and 4am, then snow after 4am. Patchy fog. Low around 30. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain Likely
    and Patchy
    Fog then
    Rain/Snow and
    Patchy Fog

  • Thursday

    Thursday: Snow before 8am, then rain likely between 8am and 3pm, then a chance of snow after 3pm. Patchy fog before 10am. High near 35. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Rain/Snow and
    Patchy Fog
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 11pm. Partly cloudy, with a low around 2. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 2 °F

    Chance Snow
    Showers

  • Friday

    Friday: Sunny, with a high near 17. West wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 17 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of snow after 11pm. Mostly cloudy, with a low around 10. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 10 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow, mainly between 9pm and 4am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Tonight
Snow likely, mainly between 1am and 5am. Patchy fog before 4am, then patchy fog after 5am. Otherwise, cloudy, with a low around 28. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
A slight chance of rain after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 38. South wind 5 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
Rain, possibly mixed with snow before 3am, then rain between 3am and 4am, then snow after 4am. Patchy fog. Low around 30. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow before 8am, then rain likely between 8am and 3pm, then a chance of snow after 3pm. Patchy fog before 10am. High near 35. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers, mainly before 11pm. Partly cloudy, with a low around 2. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 17. West wind 7 to 10 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 10. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
A chance of snow, mainly between 9pm and 4am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Sunday
A chance of snow, mainly between noon and 5pm. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 20%.
M.L.King Day
A slight chance of snow. Partly sunny, with a high near 20. Chance of precipitation is 20%.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 3. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 15.
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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:
5:53 pm EST Jan 13, 2026
Forecast Valid:
9pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation