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.

54°F

12°C

Humidity 87%
Wind Speed NW 13 G 21 mph
Barometer 29.69 in (1005.9 mb)
Dewpoint 50°F (10°C)
Visibility NA
Wind Chill50°F (10°C)
Last update 12 Oct 2:56 pm EDT
Extended Forecast for

Three Streams ME

  • Columbus Day

    Columbus Day: Showers likely, mainly before 5pm. Mostly cloudy, with a high near 62. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers before 8pm, then a slight chance of rain after 5am. Cloudy, with a low around 33. North wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Rain and snow before 2pm, then rain between 2pm and 5pm, then rain or freezing rain after 5pm. High near 33. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Wintry Mix

  • Tuesday Night

    Tuesday Night: Rain. Low around 33. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.

    Low: 33 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain between 11am and 1pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming west around 5 mph in the afternoon.

    High: 52 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly after 7am. High near 46. Chance of precipitation is 80%.

    High: 46 °F

    Showers

Detailed Forecast

Columbus Day
Showers likely, mainly before 5pm. Mostly cloudy, with a high near 62. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers before 8pm, then a slight chance of rain after 5am. Cloudy, with a low around 33. North wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain and snow before 2pm, then rain between 2pm and 5pm, then rain or freezing rain after 5pm. High near 33. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 33. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.
Wednesday
A 30 percent chance of rain between 11am and 1pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Showers, mainly after 7am. High near 46. Chance of precipitation is 80%.
Friday Night
Rain showers before 2am, then snow showers likely, possibly mixed with rain. Low around 30. Chance of precipitation is 90%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 39. Breezy. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Three Streams ME
 45.49°N 70.25°W (Elev. 1207 ft)
Last Update:
2:23 pm EDT Oct 12, 2026
Forecast Valid:
3pm EDT Oct 12, 2026-6pm EDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation