Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

14°F

-10°C

Humidity	82%
Wind Speed	NNE 6 MPH
Barometer	NA
Dewpoint	9°F (-13°C)
Visibility	NA
Wind Chill	5°F (-15°C)
Last update	18 Feb 02:15 PM MST

More Information:

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

Extended Forecast for

Mammoth WY

Winter Weather Advisory February 18, 02:53pm until February 18, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 18, 02:53pm until February 18, 11:00pm
NOW until 11:00pm Wed
Winter Weather Advisory
This Afternoon
High: 24 °F
Snow Showers
Likely
Tonight
Low: 8 °F
Chance Snow
Showers
Thursday
High: 23 °F
Mostly Sunny
then Slight
Chance Snow
Showers
Thursday Night
Low: 5 °F
Mostly Cloudy
Friday
High: 28 °F
Slight Chance
Snow Showers
Friday Night
Low: 10 °F
Mostly Cloudy
Saturday
High: 32 °F
Mostly Sunny
Saturday Night
Low: 12 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Snow showers likely. Mostly cloudy, with a high near 24. Wind chill values as low as zero. Northwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

A 40 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as zero. Northwest wind 8 to 13 mph becoming light west after midnight. New snow accumulation of less than one inch possible.

Thursday

A slight chance of snow showers between 2pm and 3pm. Mostly sunny, with a high near 23. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

Thursday Night

Mostly cloudy, with a low around 5. South southeast wind 3 to 6 mph.

Friday

A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 28. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly cloudy, with a low around 10. South southwest wind 6 to 8 mph.

Saturday

Mostly sunny, with a high near 32. South southwest wind around 8 mph, with gusts as high as 20 mph.

Saturday Night

Partly cloudy, with a low around 12.

Sunday

Mostly sunny, with a high near 41.

Sunday Night

Mostly clear, with a low around 21.

Monday

Sunny, with a high near 45.