Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

28°F

-2°C

Humidity	100%
Wind Speed	SSW 4 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Wind Chill	23°F (-5°C)
Last update	08 Dec 05:15 PM MST

More Information:

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

Extended Forecast for

8 Miles S West Yellowstone MT

Winter Storm Warning until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until December 10, 05:00pm
NOW until 5:00pm Wed
Winter Storm Warning
This Afternoon
High: 27 °F
Scattered
Snow Showers
and Patchy
Blowing Snow
Tonight
Low: 25 °F⇑
Snow Showers
and Patchy
Blowing Snow
Tuesday
High: 32 °F
Snow Showers
and Areas
Blowing Snow
Tuesday Night
Low: 25 °F
Snow Showers
and Breezy
Wednesday
High: 34 °F
Breezy. Snow
Showers then
Rain/Snow
Wednesday Night
Low: 29 °F
Rain/Snow
Likely and
Breezy
Thursday
High: 33 °F
Snow Showers
Likely and
Breezy
Thursday Night
Low: 28 °F
Chance Snow
Showers

Detailed Forecast

This Afternoon

Scattered snow showers. Patchy blowing snow. Cloudy, with a high near 27. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow showers. Patchy blowing snow. Temperature rising to around 29 by 3am. Windy, with a southwest wind 23 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Tuesday

Snow showers. Areas of blowing snow before 1pm. High near 32. Breezy, with a southwest wind 19 to 24 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Tuesday Night

Snow showers. Low around 25. Breezy, with a southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Wednesday

Snow showers before 2pm, then rain and snow showers. High near 34. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Wednesday Night

Rain and snow showers likely before 2am, then a chance of snow showers. Snow level 8500 feet lowering to 8000 feet after midnight . Cloudy, with a low around 29. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.

Thursday

Snow showers likely. Mostly cloudy, with a high near 33. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.

Thursday Night

A 50 percent chance of snow showers. Mostly cloudy, with a low around 28.

Friday

A 40 percent chance of snow showers. Mostly cloudy, with a high near 33.

Friday Night

Mostly cloudy, with a low around 25.

Saturday

Partly sunny, with a high near 33.

Saturday Night

Partly cloudy, with a low around 21.

Sunday

A slight chance of snow showers. Partly sunny, with a high near 32.