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.

21°F

-6°C

Humidity 68%
Wind Speed Vrbl 5 G 22 mph
Barometer 30.39 in (1031.6 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill14°F (-10°C)
Last update 15 Mar 9:56 am EDT
Extended Forecast for

3 Miles N Onawa ME

Winter Weather Advisory March 16, 04:00am until March 16, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Mostly sunny, with a high near 32. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 21 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Breezy, with a southeast wind 11 to 16 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 37 mph.

    Low: 24 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: Freezing rain and sleet before noon, then rain. High near 51. Windy, with a southeast wind 20 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New sleet accumulation of less than a half inch possible.

    High: 51 °F

    Wintry Mix
    and Windy
    then Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Low around 39. Windy, with a south wind 22 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: A chance of rain, possibly mixing with snow after 1pm, then gradually ending. Partly sunny, with a high near 41. Breezy, with a west wind 20 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 40%.

    High: 41 °F

    Breezy.
    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9. Windy, with a west wind 25 to 28 mph, with gusts as high as 45 mph.

    Low: 9 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 21. Breezy, with a west wind 19 to 24 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 21 °F

    Sunny and
    Breezy then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow after noon. Partly sunny, with a high near 33. Chance of precipitation is 20%.

    High: 33 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 32. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 21 mph.
Tonight
Mostly cloudy, with a low around 24. Breezy, with a southeast wind 11 to 16 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 37 mph.
Monday
Freezing rain and sleet before noon, then rain. High near 51. Windy, with a southeast wind 20 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New sleet accumulation of less than a half inch possible.
Monday Night
Rain. Low around 39. Windy, with a south wind 22 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
A chance of rain, possibly mixing with snow after 1pm, then gradually ending. Partly sunny, with a high near 41. Breezy, with a west wind 20 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 9. Windy, with a west wind 25 to 28 mph, with gusts as high as 45 mph.
Wednesday
Sunny, with a high near 21. Breezy, with a west wind 19 to 24 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
A slight chance of snow after noon. Partly sunny, with a high near 33. Chance of precipitation is 20%.
Thursday Night
A chance of snow, mainly after 9pm. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Friday
A slight chance of snow. Partly sunny, with a high near 36. Chance of precipitation is 20%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Onawa ME
 45.42°N 69.37°W (Elev. 1900 ft)
Last Update:
7:03 am EDT Mar 15, 2026
Forecast Valid:
10am EDT Mar 15, 2026-6pm EDT Mar 21, 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