Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

Lat: 44.456667°NLon: 110.849444°WElev: 7332.0ft.

25°F

-4°C

Humidity	92%
Wind Speed	SW 10 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Wind Chill	15°F (-9°C)
Last update	27 Dec 12:15 AM MST

More Information:

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

Extended Forecast for

Old Faithful WY

Winter Weather Advisory December 27, 12:40am until December 27, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 27, 12:40am until December 27, 05:00pm
NOW until 5:00pm Sat
Winter Weather Advisory
Overnight
Low: 22 °F
Heavy Snow
Saturday
High: 23 °F⇓
Heavy Snow
and Breezy
Saturday Night
Low: -7 °F
Chance Snow
Showers then
Mostly Clear
Sunday
High: 16 °F
Sunny
Sunday Night
Low: -2 °F
Mostly Clear
Monday
High: 25 °F
Sunny
Monday Night
Low: 4 °F
Partly Cloudy
Tuesday
High: 31 °F
Mostly Sunny

Detailed Forecast

Overnight

Snow showers, mainly after 1am. The snow could be heavy at times. Low around 22. Southwest wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 2 to 4 inches possible.

Saturday

Snow showers, mainly before 1pm. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 13 by 5pm. Breezy, with a southwest wind 7 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Saturday Night

A 30 percent chance of snow showers before 11pm. Partly cloudy, with a low around -7. Light and variable wind.

Sunday

Sunny, with a high near 16. Wind chill values as low as -5. Calm wind becoming west southwest around 5 mph.

Sunday Night

Mostly clear, with a low around -2. Calm wind.

Monday

Sunny, with a high near 25. Light south wind.

Monday Night

Partly cloudy, with a low around 4. Calm wind.

Tuesday

Mostly sunny, with a high near 31.