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.

16°F

-9°C

Humidity 80%
Wind Speed Calm
Barometer 29.73 in (1009.0 mb)
Dewpoint 11°F (-12°C)
Visibility NA
Last update 21 Feb 12:56 am EST
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Overnight

    Overnight: Snow likely, mainly before 2am. Mostly cloudy, with a low around 9. Wind chill values as low as -2. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

    Low: 9 °F

    Snow Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 27. Wind chill values as low as -2. North wind around 7 mph.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 11. North wind 3 to 6 mph.

    Low: 11 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 33. Light northeast wind.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12. Northeast wind 3 to 8 mph.

    Low: 12 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 24. Northeast wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.

    High: 24 °F

    Slight Chance
    Snow then
    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 16. Blustery, with a north wind around 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

    Low: 16 °F

    Snow Likely
    and Blustery

  • Tuesday

    Tuesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 2am. Mostly cloudy, with a low around 9. Wind chill values as low as -2. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Mostly sunny, with a high near 27. Wind chill values as low as -2. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 11. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 33. Light northeast wind.
Sunday Night
Partly cloudy, with a low around 12. Northeast wind 3 to 8 mph.
Monday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 24. Northeast wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Monday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 16. Blustery, with a north wind around 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 3.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 50%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
A slight chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

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:
12:44 am EST Feb 21, 2026
Forecast Valid:
1am EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation