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.

27°F

-3°C

Humidity 46%
Wind Speed SW 9 G 21 mph
Barometer 30.30 in (1028.8 mb)
Dewpoint 9°F (-13°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 29 Mar 10:56 am EDT
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Today

    Today: Partly sunny, with a high near 35. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Light southwest wind.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow before 11am, then a slight chance of rain. Partly sunny, with a high near 50. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. West wind 3 to 8 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow before 9am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 39. East wind 3 to 6 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Patchy fog after 4am. Low around 31. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 44. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely
    and Patchy
    Fog then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: A slight chance of snow after 2pm. Partly sunny, with a high near 36. Chance of precipitation is 20%.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 35. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 25. Light southwest wind.
Monday
A slight chance of snow before 11am, then a slight chance of rain. Partly sunny, with a high near 50. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 30. West wind 3 to 8 mph.
Tuesday
A chance of snow before 9am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 39. East wind 3 to 6 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday Night
Rain. Patchy fog after 4am. Low around 31. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 44. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
A slight chance of rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Thursday
A slight chance of snow after 2pm. Partly sunny, with a high near 36. Chance of precipitation is 20%.
Thursday Night
A chance of snow, mainly after 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Friday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 39. 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:
7:06 am EDT Mar 29, 2026
Forecast Valid:
11am EDT Mar 29, 2026-6pm EDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation