National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
Read More...

Current Conditions

En Español

Share |

Mammoth Hot Springs WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 53 °F

Tonight

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 33 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 51 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Thursday

Partly Sunny

Partly
Sunny

High: 57 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 61 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 39 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 59 °F

Detailed Forecast

  • Today Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 53. Breezy, with a south southwest wind 8 to 13 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.
  • Tonight A slight chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 33. South southwest wind 9 to 18 mph becoming west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
  • Wednesday Mostly sunny, with a high near 51. Southwest wind 8 to 14 mph.
  • Wednesday Night Partly cloudy, with a low around 35. South wind 8 to 11 mph.
  • Thursday Partly sunny, with a high near 57. South southwest wind 8 to 16 mph.
  • Thursday Night Mostly cloudy, with a low around 37. South southwest wind 8 to 13 mph.
  • Friday Mostly sunny, with a high near 61. South southwest wind around 8 mph.
  • Friday Night Mostly clear, with a low around 39.
  • Saturday Mostly sunny, with a high near 59.
  • Saturday Night A 20 percent chance of showers. Partly cloudy, with a low around 37.
  • Sunday A slight chance of showers. Partly sunny, with a high near 48.
  • Sunday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 32.
  • Monday A slight chance of rain and snow showers. Mostly sunny, with a high near 47.