National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

25°F

-4°C

Humidity 58%
Wind Speed NW 13 G 23 mph
Barometer 29.85 in (1013.3 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill13°F (-11°C)
Last update 13 Mar 11:56 am EDT
Extended Forecast for

Mackamp ME

Winter Weather Advisory March 13, 11:00pm until March 14, 02:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 33. West wind 5 to 10 mph.

    High: 33 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 23. Southeast wind around 5 mph.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Snow before 2pm, then snow showers likely after 2pm. High near 36. Northeast wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 36 °F

    Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 15. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 36. Northwest wind around 5 mph.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow before 2am, then a chance of snow and sleet between 2am and 4am, then a chance of snow, freezing rain, and sleet after 4am. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Monday

    Monday: Rain or freezing rain likely before 10am, then rain. High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Rain/Freezing
    Rain then
    Rain Likely

  • Monday Night

    Monday Night: Rain. Low around 32. Breezy. Chance of precipitation is 90%.

    Low: 32 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain and snow likely before 2pm, then a chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 33. West wind 5 to 10 mph.
Tonight
A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 23. Southeast wind around 5 mph.
Saturday
Snow before 2pm, then snow showers likely after 2pm. High near 36. Northeast wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
A 30 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 15. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 36. Northwest wind around 5 mph.
Sunday Night
A chance of snow before 2am, then a chance of snow and sleet between 2am and 4am, then a chance of snow, freezing rain, and sleet after 4am. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Monday
Rain or freezing rain likely before 10am, then rain. High near 53. Chance of precipitation is 80%.
Monday Night
Rain. Low around 32. Breezy. Chance of precipitation is 90%.
Tuesday
Rain and snow likely before 2pm, then a chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
Sunny, with a high near 25.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Partly sunny, with a high near 35.
Basemap Options
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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:
6:46 am EDT Mar 13, 2026
Forecast Valid:
12pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation