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.

33°F

1°C

Humidity 75%
Wind Speed NW 6 mph
Barometer 29.82 in (1010.9 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 2 May 12:56 am EDT
Extended Forecast for

3 Miles W Katahdin Iron Works State Park ME

  • Overnight

    Overnight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly cloudy, with a high near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 48 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely before 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 46. Light north wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 34. West wind around 8 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A chance of showers, mainly after 4pm. Mostly sunny, with a high near 55. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 55 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 40. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 1pm. Mostly sunny, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 33. Calm wind.
Saturday
Scattered showers, mainly after noon. Mostly cloudy, with a high near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
Scattered showers before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely before 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 46. Light north wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 34. West wind around 8 mph. Chance of precipitation is 30%.
Monday
A chance of showers, mainly after 4pm. Mostly sunny, with a high near 55. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 40. Southwest wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers after 1pm. Mostly sunny, with a high near 66. Chance of precipitation is 20%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 40%.
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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:
4:02 pm EDT May 1, 2026
Forecast Valid:
1am EDT May 2, 2026-6pm EDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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