Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

34°F

1°C

Humidity	100%
Wind Speed	WNW 1 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	09 Dec 04:15 PM MST

More Information:

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

Extended Forecast for

5 Miles SSW Lewis Lake WY

Winter Storm Warning December 9, 04:44pm until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 9, 04:44pm until December 10, 05:00pm
NOW until 5:00pm Wed
Winter Storm Warning
This Afternoon
High: 33 °F
Heavy Snow
Tonight
Low: 25 °F
Heavy Snow
Wednesday
High: 35 °F
Heavy Snow
then
Rain/Snow
Wednesday Night
Low: 29 °F
Chance
Rain/Snow
then Slight
Chance Snow
Showers
Thursday
High: 34 °F
Chance Snow
Showers
Thursday Night
Low: 27 °F
Chance Snow
Showers
Friday
High: 33 °F
Chance Snow
Showers
Friday Night
Low: 19 °F
Slight Chance
Snow Showers
then Mostly
Cloudy

Detailed Forecast

This Afternoon

Snow showers likely. The snow could be heavy at times. Cloudy, with a high near 33. West wind around 10 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 3 to 7 inches possible.

Tonight

Snow showers. The snow could be heavy at times. Low around 25. Southwest wind 7 to 11 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Wednesday

Rain, possibly mixed with snow showers. The snow could be heavy at times. High near 35. West southwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Wednesday Night

A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Southwest wind 10 to 13 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Thursday

A 40 percent chance of snow showers. Partly sunny, with a high near 34. Southwest wind around 9 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A 50 percent chance of snow showers. Mostly cloudy, with a low around 27. West southwest wind 7 to 9 mph.

Friday

A 50 percent chance of snow showers. Mostly cloudy, with a high near 33. Southwest wind around 8 mph.

Friday Night

A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 19.

Saturday

A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 33.

Saturday Night

Partly cloudy, with a low around 17.

Sunday

Mostly sunny, with a high near 35.