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

TOWER FALLS RANGER STATION AT YELLOWSTONE NP (TFAW4)

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

37°F

3°C

Humidity	58%
Wind Speed	ESE 0 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Last update	08 Dec 01:15 PM MST

More Information:

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

Extended Forecast for

8 Miles WNW Mt Washburn WY

Winter Storm Warning December 8, 05:00pm until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

This Afternoon
High: 25 °F
Scattered
Snow Showers
and Patchy
Blowing Snow
Tonight
Low: 22 °F⇑
Snow Showers
and Blowing
Snow
Tuesday
High: 28 °F
Snow Showers
and Areas
Blowing Snow
Tuesday Night
Low: 20 °F
Snow Showers
and Windy
Wednesday
High: 31 °F
Snow Showers
and Windy
Wednesday Night
Low: 26 °F
Chance Snow
Showers and
Windy
Thursday
High: 29 °F
Snow Showers
Likely and
Windy
Thursday Night
Low: 26 °F
Chance Snow
Showers and
Breezy
Friday
High: 28 °F
Chance Snow
Showers and
Breezy

Detailed Forecast

This Afternoon

Scattered snow showers, mainly after 2pm. Patchy blowing snow. Cloudy, with a high near 25. Breezy, with a west southwest wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow showers. Widespread blowing snow, mainly before 2am. Temperature rising to around 28 by 3am. Windy, with a southwest wind 29 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Tuesday

Snow showers. Areas of blowing snow before 3pm. High near 28. Windy, with a west wind 23 to 28 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Tuesday Night

Snow showers. Low around 20. Windy, with a southwest wind 18 to 26 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Wednesday

Snow showers. High near 31. Windy, with a west southwest wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Wednesday Night

A 50 percent chance of snow showers. Cloudy, with a low around 26. Windy, with a west southwest wind 28 to 31 mph, with gusts as high as 40 mph.

Thursday

Snow showers likely, mainly after 11am. Cloudy, with a high near 29. Windy, with a west southwest wind 16 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

Thursday Night

A 50 percent chance of snow showers. Cloudy, with a low around 26. Breezy.

Friday

A 40 percent chance of snow showers. Mostly cloudy, with a high near 28. Breezy.

Friday Night

Mostly cloudy, with a low around 24. Breezy.

Saturday

Partly sunny, with a high near 26. Breezy.

Saturday Night

Partly cloudy, with a low around 18. Breezy.

Sunday

Partly sunny, with a high near 26. Breezy.