National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Mammoth Hot Springs WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Mostly Sunny

Mostly
Sunny

High: 61 °F

Tonight

Partly Cloudy

Partly
Cloudy

Low: 41 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 58 °F

Saturday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 36 °F

Sunday

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

High: 40 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 26 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 23 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 40 °F

Detailed Forecast

  • Today Mostly sunny, with a high near 61. South southeast wind 8 to 17 mph, with gusts as high as 26 mph.
  • Tonight Partly cloudy, with a low around 41. South southeast wind 9 to 14 mph, with gusts as high as 21 mph.
  • Saturday A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 58. South southeast wind 10 to 16 mph, with gusts as high as 24 mph.
  • Saturday Night Rain showers likely before midnight, then snow likely. Cloudy, with a low around 36. South wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
  • Sunday Rain and snow likely, mainly after noon. Cloudy, with a high near 40. South southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
  • Sunday Night A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 26. West southwest wind 3 to 6 mph.
  • Monday Mostly sunny, with a high near 39. Light west southwest wind.
  • Monday Night Partly cloudy, with a low around 23.
  • Tuesday Partly sunny, with a high near 40.
  • Tuesday Night Mostly cloudy, with a low around 30.
  • Wednesday Partly sunny, with a high near 48.
  • Wednesday Night Partly cloudy, with a low around 33.
  • Thursday Mostly sunny, with a high near 52.