Hazardous Weather Conditions
Current conditions at
MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)
Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.NA
53°F
12°C
| Humidity | 45% |
| Wind Speed | W 5 MPH |
| Barometer | NA |
| Dewpoint | 32°F (0°C) |
| Visibility | NA |
| Last update | 22 Apr 02:15 AM MDT |
Extended Forecast for
5 Miles SSW Mammoth Hot Springs WY
Winter Weather Advisory April 22, 12:00pm until April 23, 11:00pm
Overnight

Low: 34 °F
Mostly Clear
Wednesday
High: 38 °F
Breezy.
Chance
Rain/Snow
then Snow
ShowersWednesday Night

Low: 28 °F
Snow Showers
and BreezyThursday

High: 37 °F
Snow Showers
Thursday Night
Low: 16 °F
Snow Showers
then Chance
Snow ShowersFriday

High: 31 °F
Snow Showers
Friday Night

Low: 14 °F
Chance Snow
ShowersSaturday

High: 37 °F
Chance Snow
ShowersSaturday Night

Low: 20 °F
Chance Snow
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 34. South wind around 10 mph.
Wednesday
A slight chance of rain and snow showers before 10am, then snow showers. Some thunder is also possible. Steady temperature around 38. Breezy, with a southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow showers. Some thunder is also possible. Low around 28. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow showers. Some thunder is also possible. High near 37. Southwest wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow showers, mainly before midnight. Low around 16. North northwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow showers. Some thunder is also possible. High near 31. West southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Friday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 14. Northwest wind 5 to 10 mph becoming east northeast after midnight. Winds could gust as high as 23 mph.
Saturday
A 40 percent chance of snow showers. Mostly sunny, with a high near 37.
Saturday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 20.
Sunday
Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 38. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 22.
Monday
Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 40.
Monday Night
A slight chance of snow showers. Mostly cloudy, with a low around 24.
Tuesday
A chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 44.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Mammoth Hot Springs WY
44.89°N 110.74°W (Elev. 7402 ft)
44.89°N 110.74°W (Elev. 7402 ft)
2:18 am MDT Apr 22, 2026
3am MDT Apr 22, 2026-6pm MDT Apr 28, 2026



