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

TOWER FALLS RANGER STATION AT YELLOWSTONE NP (TFAW4)

Lat: 44.916944°NLon: 110.420556°WElev: 6279.0ft.

37°F

3°C

Humidity	78%
Wind Speed	ENE 1 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	26 Dec 02:15 AM MST

More Information:

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

Extended Forecast for

8 Miles SSW Silver Gate MT

Winter Weather Advisory December 26, 05:00am until December 26, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 23 °F
Snow Likely
and Patchy
Blowing Snow
Friday
High: 28 °F⇓
Snow and
Patchy
Blowing Snow
Friday Night
Low: 15 °F
Chance Snow
and Patchy
Blowing Snow
Saturday
High: 18 °F
Snow and
Windy
Saturday Night
Low: -6 °F
Chance Snow
then Partly
Cloudy
Sunday
High: 9 °F
Cold
Sunday Night
Low: -4 °F
Mostly Clear
Monday
High: 17 °F
Sunny
Monday Night
Low: 6 °F
Partly Cloudy

Detailed Forecast

Overnight

Snow likely, mainly before 5am. Patchy blowing snow between 3am and 4am. Mostly cloudy, with a low around 23. Breezy, with a southwest wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

Friday

Snow, mainly before 5pm. Some thunder is also possible. Patchy blowing snow before 7am, then patchy blowing snow after noon. Temperature rising to near 28 by noon, then falling to around 22 during the remainder of the day. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Friday Night

A 50 percent chance of snow. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 15. Wind chill values as low as zero. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 33 mph. New snow accumulation of less than one inch possible.

Saturday

Snow. High near 18. Wind chill values as low as -5. Windy, with a west southwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Saturday Night

A 40 percent chance of snow before 11pm. Partly cloudy, with a low around -6. West northwest wind 7 to 9 mph. New snow accumulation of less than a half inch possible.

Sunday

Mostly sunny and cold, with a high near 9. West southwest wind around 6 mph.

Sunday Night

Mostly clear, with a low around -4. West southwest wind around 6 mph.

Monday

Sunny, with a high near 17.

Monday Night

Partly cloudy, with a low around 6.

Tuesday

Mostly cloudy, with a high near 23.

Tuesday Night

Mostly cloudy, with a low around 8.