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.

59°F

15°C

Humidity 96%
Wind Speed NW 7 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 25 Aug 10:56 pm EDT
Extended Forecast for

5 Miles NNE Katahdin Iron Works State Park ME

  • Tonight

    Tonight: Isolated showers between 11pm and midnight. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 55. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Isolated
    Showers then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 72. Northwest wind 6 to 8 mph.

    High: 72 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 57. Light and variable wind.

    Low: 57 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. South wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. South wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 70. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 53. Northwest wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers between 11pm and midnight. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 55. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 72. Northwest wind 6 to 8 mph.
Wednesday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 57. Light and variable wind.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. South wind 5 to 11 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. South wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 70. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 53. Northwest wind 6 to 8 mph. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 70.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Katahdin Iron Works State Park ME
 45.52°N 69.13°W (Elev. 1857 ft)
Last Update:
8:04 pm EDT Aug 25, 2026
Forecast Valid:
10pm EDT Aug 25, 2026-6pm EDT Sep 1, 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