Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

30°F

-1°C

Humidity	67%
Wind Speed	S 12 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Wind Chill	20°F (-7°C)
Last update	17 Feb 11:15 AM MST

More Information:

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

Extended Forecast for

5 Miles SSW Mammoth Hot Springs WY

Winter Weather Advisory February 17, 11:34am until February 17, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 17, 11:34am until February 17, 05:00pm
NOW until 5:00pm Tue
Winter Weather Advisory
Today
High: 30 °F⇓
Scattered
Snow Showers
and Patchy
Blowing Snow
Tonight
Low: 13 °F
Partly Cloudy
then Heavy
Snow
Wednesday
High: 26 °F
Scattered
Snow Showers
then Snow
Showers
Wednesday Night
Low: 5 °F
Snow Showers
then
Scattered
Snow Showers
Thursday
High: 18 °F
Scattered
Snow Showers
Thursday Night
Low: 2 °F
Isolated Snow
Showers then
Partly Cloudy
Friday
High: 19 °F
Scattered
Snow Showers
Friday Night
Low: 3 °F
Isolated Snow
Showers then
Partly Cloudy

Detailed Forecast

Today

Scattered snow showers before 2pm. Patchy blowing snow. Mostly sunny, with a temperature falling to around 22 by 5pm. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 40%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Scattered snow showers, mainly between 2am and 4am. The snow could be heavy at times. Increasing clouds, with a low around 13. South southwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow showers, mainly after noon. High near 26. South wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Wednesday Night

Snow showers, mainly before 11pm. Low around 5. Wind chill values as low as -5. North northwest wind 6 to 10 mph becoming west southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Thursday

Scattered snow showers. Partly sunny, with a high near 18. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Thursday Night

Isolated snow showers before 11pm. Partly cloudy, with a low around 2. South wind 6 to 8 mph. Chance of precipitation is 20%.

Friday

Scattered snow showers, mainly after 11am. Partly sunny, with a high near 19. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

Friday Night

Isolated snow showers before 11pm. Partly cloudy, with a low around 3. Chance of precipitation is 20%.

Saturday

Mostly sunny, with a high near 24.

Saturday Night

Partly cloudy, with a low around 6.

Sunday

Mostly sunny, with a high near 33.

Sunday Night

Mostly clear, with a low around 15.

Monday

Scattered snow showers. Mostly sunny, with a high near 35. Breezy.