Tracking Storm System Across the Eastern 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.

41°F

5°C

Humidity	64%
Wind Speed	S 11 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	NA
Wind Chill	34°F (1°C)
Last update	17 Oct 03:15 PM MDT

More Information:

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

Extended Forecast for

5 Miles W Mammoth Hot Springs WY

This Afternoon
High: 33 °F
Mostly Sunny
Tonight
Low: 19 °F
Scattered
Snow Showers
and Breezy
Saturday
High: 37 °F
Sunny
Saturday Night
Low: 29 °F
Partly Cloudy
and Breezy
Sunday
High: 41 °F
Breezy.
Slight Chance
Snow Showers
then
Rain/Snow
Likely
Sunday Night
Low: 24 °F
Breezy.
Rain/Snow
Likely then
Chance Snow
Showers
Monday
High: 36 °F
Mostly Sunny
Monday Night
Low: 23 °F
Mostly Clear
Tuesday
High: 42 °F
Sunny

Detailed Forecast

This Afternoon

Mostly sunny, with a steady temperature around 33. Southwest wind around 14 mph, with gusts as high as 29 mph.

Tonight

Scattered snow showers, mainly between 8pm and 5am. Some thunder is also possible. Mostly cloudy, with a low around 19. Breezy, with a southwest wind 11 to 16 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

Saturday

Sunny, with a high near 37. Northwest wind 8 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.

Saturday Night

Partly cloudy, with a low around 29. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 37 mph.

Sunday

A slight chance of snow showers before noon, then rain and snow showers likely. Partly sunny, with a high near 41. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Sunday Night

Rain and snow showers likely, becoming all snow after 7pm. Some thunder is also possible. Mostly cloudy, with a low around 24. Breezy, with a west wind 13 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

Monday

Mostly sunny, with a high near 36. West wind 9 to 13 mph, with gusts as high as 29 mph.

Monday Night

Mostly clear, with a low around 23.

Tuesday

Sunny, with a high near 42.

Tuesday Night

Partly cloudy, with a low around 27.

Wednesday

Mostly sunny, with a high near 45.

Wednesday Night

Mostly clear, with a low around 27.