Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

16°F

-9°C

Humidity 80%
Wind Speed NW 17 G 38 mph
Barometer 29.66 in (1007.3 mb)
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill0°F (-18°C)
Last update 25 Dec 2:56 pm EST
Extended Forecast for

4 Miles SSW The Hermitage Preserve ME

  • Christmas Day

    Christmas Day: Scattered snow showers, mainly before 5pm.  Patchy blowing snow. Partly sunny, with a steady temperature around 14. Wind chill values as low as -6. Northwest wind around 18 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%.

    High: 14 °F

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Isolated snow showers before 8pm.  Patchy blowing snow. Partly cloudy, with a low around -1. Wind chill values as low as -24. Blustery, with a northwest wind around 25 mph, with gusts as high as 41 mph.  Chance of precipitation is 20%.

    Low: -1 °F

    Isolated Snow
    Showers and
    Patchy
    Blowing Snow

  • Friday

    Friday: Patchy blowing snow before 8am. Sunny and cold, with a high near 8. Wind chill values as low as -24. North wind 8 to 16 mph, with gusts as high as 29 mph.

    High: 8 °F

    Patchy
    Blowing Snow
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -13. North wind around 7 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 11. North wind around 7 mph.

    High: 11 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5. Northwest wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 5 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 23. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 23 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Snow, mainly after 10am.  High near 27. Chance of precipitation is 90%.

    High: 27 °F

    Snow Likely
    then Snow

Detailed Forecast

Christmas Day
Scattered snow showers, mainly before 5pm. Patchy blowing snow. Partly sunny, with a steady temperature around 14. Wind chill values as low as -6. Northwest wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Tonight
Isolated snow showers before 8pm. Patchy blowing snow. Partly cloudy, with a low around -1. Wind chill values as low as -24. Blustery, with a northwest wind around 25 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.
Friday
Patchy blowing snow before 8am. Sunny and cold, with a high near 8. Wind chill values as low as -24. North wind 8 to 16 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -13. North wind around 7 mph.
Saturday
Partly sunny, with a high near 11. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 5. Northwest wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 23. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Snow, mainly after 10am. High near 27. Chance of precipitation is 90%.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 12. Chance of precipitation is 70%.
Tuesday
Mostly cloudy, with a high near 14. Breezy.
Tuesday Night
Mostly cloudy, with a low around 5.
Wednesday
Partly sunny, with a high near 17.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 3. Chance of precipitation is 30%.
New Year's Day
A slight chance of snow. Partly sunny, with a high near 12.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW The Hermitage Preserve ME
 45.43°N 69.31°W (Elev. 1791 ft)
2:58 pm EST Dec 25, 2025
4pm EST Dec 25, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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