National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
Read More...

Current Conditions

En Español

Share |

Rock Springs WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Tonight

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 26 °F

Sunday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 43 °F

Sunday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 28 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 36 °F

Monday
Night

Flurries

Flurries

Low: 13 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 33 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 22 °F

Wednesday

Flurries

Flurries

High: 39 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 21 °F

Detailed Forecast

  • Tonight A 20 percent chance of snow. Mostly cloudy, with a low around 26. Windy, with a west southwest wind 16 to 21 mph increasing to 29 to 34 mph after midnight. Winds could gust as high as 48 mph.
  • Sunday A chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Cloudy, with a high near 43. Windy, with a west wind 38 to 41 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Sunday Night A chance of rain before 11pm, then a chance of rain and snow. Cloudy, with a low around 28. Windy, with a west wind 28 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
  • Monday A 20 percent chance of snow. Mostly cloudy, with a high near 36. Breezy, with a west northwest wind 18 to 25 mph, with gusts as high as 36 mph.
  • Monday Night Occasional flurries before 11pm. Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
  • Tuesday Mostly sunny, with a high near 33. West wind 9 to 14 mph, with gusts as high as 20 mph.
  • Tuesday Night Partly cloudy, with a low around 22. West wind 13 to 16 mph, with gusts as high as 23 mph.
  • Wednesday Occasional flurries. Mostly sunny, with a high near 39.
  • Wednesday Night A 40 percent chance of snow. Mostly cloudy, with a low around 21.
  • Christmas Day Areas of blowing snow and a chance of snow. Partly sunny, with a high near 26. Blustery. Chance of precipitation is 40%.
  • Thursday Night Areas of blowing snow and a chance of snow. Mostly cloudy, with a low around 6. Blustery.
  • Friday Mostly sunny, with a high near 20.
  • Friday Night Partly cloudy, with a low around 2.
  • Saturday Mostly sunny, with a high near 23.