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.

2°F

-17°C

Humidity 49%
Wind Speed NW 9 G 18 mph
Barometer 30.45 in (1035.4 mb)
Dewpoint -13°F (-25°C)
Visibility NA
Wind Chill-13°F (-25°C)
Last update 2 Mar 9:56 am EST
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Today

    Today: Sunny, with a high near 16. Wind chill values as low as -4. West wind 7 to 9 mph.

    High: 16 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -5. Southwest wind 3 to 5 mph.

    Low: 2 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Wind chill values as low as -3. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly between 7pm and 5am. Mostly cloudy, with a low around 21. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. West wind 5 to 7 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. Light west wind.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 4pm. Partly sunny, with a high near 41. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 7pm. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.

    High: 29 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 16. Wind chill values as low as -4. West wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 2. Wind chill values as low as -5. Southwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 34. Wind chill values as low as -3. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of snow, mainly between 7pm and 5am. Mostly cloudy, with a low around 21. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 43. West wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 22. Light west wind.
Thursday
A slight chance of rain after 4pm. Partly sunny, with a high near 41. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of snow, mainly after 7pm. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Friday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 50.
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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:
8:23 am EST Mar 2, 2026
Forecast Valid:
10am EST Mar 2, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation