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.

17°F

-8°C

Humidity 77%
Wind Speed N 12 G 23 mph
Barometer 29.61 in (1005.1 mb)
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill4°F (-16°C)
Last update 23 Feb 12:56 pm EST
Extended Forecast for

Mackamp ME

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly after 3pm. Cloudy, with a high near 20. North wind around 15 mph, with gusts as high as 30 mph.

    High: 20 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 12. Wind chill values as low as zero. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 20. Wind chill values as low as -1. West wind around 10 mph, with gusts as high as 20 mph.

    High: 20 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -4. West wind around 5 mph becoming calm in the evening.

    Low: -4 °F

    Mostly Clear

  • Wednesday

    Wednesday: Snow likely, mainly between 9am and 5pm. Mostly cloudy, with a high near 24. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow before 7pm, then isolated snow showers between 7pm and 9pm. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.

    Low: 12 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 1am. Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly after 3pm. Cloudy, with a high near 20. North wind around 15 mph, with gusts as high as 30 mph.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 12. Wind chill values as low as zero. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Partly sunny, with a high near 20. Wind chill values as low as -1. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around -4. West wind around 5 mph becoming calm in the evening.
Wednesday
Snow likely, mainly between 9am and 5pm. Mostly cloudy, with a high near 24. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow before 7pm, then isolated snow showers between 7pm and 9pm. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 27.
Thursday Night
A 30 percent chance of snow after 1am. Partly cloudy, with a low around 7.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mackamp ME
 45.61°N 70°W (Elev. 1211 ft)
Last Update:
1:25 pm EST Feb 23, 2026
Forecast Valid:
1pm EST Feb 23, 2026-6pm EST Mar 1, 2026
 
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Additional Resources

Radar & Satellite Image

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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