Tracking Storm System Across the Central U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

38°F

3°C

Humidity	77%
Wind Speed	S 3 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	17 Oct 08:15 AM MDT

More Information:

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

Extended Forecast for

2 Miles S Mammoth Hot Springs WY

Today
High: 43 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Tonight
Low: 23 °F
Rain/Snow
Likely and
Breezy then
Snow Showers
Likely
Saturday
High: 41 °F
Sunny
Saturday Night
Low: 28 °F
Partly Cloudy
and Breezy
Sunday
High: 46 °F
Breezy.
Mostly Sunny
then Showers
Likely
Sunday Night
Low: 24 °F
Rain/Snow
Likely and
Breezy then
Chance Snow
Showers
Monday
High: 39 °F
Slight Chance
Snow Showers
then Sunny
Monday Night
Low: 23 °F
Mostly Clear
Tuesday
High: 46 °F
Mostly Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 43. Breezy, with a southwest wind 11 to 21 mph, with gusts as high as 31 mph.

Tonight

Rain and snow showers likely, becoming all snow after midnight, then gradually ending. Some thunder is also possible. Mostly cloudy, with a low around 23. Breezy, with a southwest wind 13 to 18 mph becoming northwest 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Sunny, with a high near 41. Northwest wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

Saturday Night

Partly cloudy, with a low around 28. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 29 mph.

Sunday

Showers likely after noon. Snow level 7300 feet rising to 8900 feet in the afternoon. Partly sunny, with a high near 46. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.

Sunday Night

Rain showers likely before 9pm, then rain and snow showers likely between 9pm and 11pm, then snow showers likely after 11pm. Some thunder is also possible. Mostly cloudy, with a low around 24. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.

Monday

A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 39. West southwest wind 10 to 13 mph, with gusts as high as 24 mph.

Monday Night

Mostly clear, with a low around 23.

Tuesday

Mostly sunny, with a high near 46.

Tuesday Night

Mostly cloudy, with a low around 25.

Wednesday

Mostly sunny, with a high near 46.

Wednesday Night

Partly cloudy, with a low around 26.