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

Hazardous Weather Outlook

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

15°F

-9°C

Humidity	91%
Wind Speed	Calm
Barometer	29.67 in (1007.4 mb)
Dewpoint	13°F (-11°C)
Visibility	NA
Last update	25 Dec 9:56 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

7 Miles NW The Hermitage Preserve ME

Christmas Day
High: 16 °F⇓
Snow Showers
Likely and
Windy
Tonight
Low: -4 °F
Windy.
Scattered
Snow Showers
then Partly
Cloudy
Friday
High: 3 °F
Patchy
Blowing Snow
and Windy
then Sunny
and Blustery
Friday Night
Low: -5 °F
Partly Cloudy
Saturday
High: 6 °F
Cold
Saturday Night
Low: 1 °F
Mostly Clear
Sunday
High: 17 °F
Sunny
Sunday Night
Low: 10 °F
Partly Cloudy
then Chance
Snow
Monday
High: 21 °F
Snow

Detailed Forecast

Christmas Day

Snow showers likely, mainly between 4pm and 5pm. Mostly cloudy, with a temperature falling to around 8 by 5pm. Wind chill values as low as -15. Windy, with a northwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Scattered snow showers, mainly before 7pm. Partly cloudy, with a low around -4. Wind chill values as low as -31. Windy, with a northwest wind 33 to 37 mph, with gusts as high as 55 mph. Chance of precipitation is 30%.

Friday

Patchy blowing snow before 9am. Sunny and cold, with a high near 3. Wind chill values as low as -31. Windy, with a north wind 24 to 29 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph.

Friday Night

Partly cloudy, with a low around -5. Wind chill values as low as -25. North wind 14 to 17 mph.

Saturday

Sunny and cold, with a high near 6. Northwest wind 9 to 14 mph.

Saturday Night

Mostly clear, with a low around 1. Northwest wind around 16 mph.

Sunday

Sunny, with a high near 17. Northwest wind 9 to 16 mph.

Sunday Night

A chance of snow, mainly after 3am. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.

Monday

Snow, mainly after 8am. High near 21. Chance of precipitation is 90%.