National Weather Service United States Department of Commerce

Rain Spreads Across the Eastern U.S. as Snow Moves Into the Great Lake States

Strong low pressure will move from the south to the Great Lake States Monday and Tuesday. A warm front will spread rain along the eastern seaboard while snow moves into the Great Lake States. Heavy snow is also expected across the northern Rocky Mountains and higher elevations of the Pacific Northwest.
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Hazardous Weather Conditions

Current Conditions

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18 Miles N Arminto WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

This
Afternoon

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 18 °F

Tonight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 15 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 23 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 12 °F

Tuesday

Blowing Snow Chance for Measurable Precipitation 50%

Blowing
Snow

High: 30 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 23 °F

Wednesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 39 °F

Wednesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 23 °F

Thanksgiving
Day

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 35 °F

Detailed Forecast

  • This Afternoon Scattered snow showers. Mostly cloudy, with a steady temperature around 18. Wind chill values as low as -5. Blustery, with a northwest wind 25 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.
  • Tonight Scattered snow showers, mainly after 11pm. Cloudy, with a low around 15. Wind chill values as low as -5. Windy, with a northwest wind 28 to 33 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
  • Monday Scattered snow showers. Cloudy, with a high near 23. Wind chill values as low as -5. Windy, with a northwest wind 25 to 30 mph increasing to 31 to 36 mph in the morning. Winds could gust as high as 49 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
  • Monday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 12. Wind chill values as low as -5. Windy, with a west northwest wind 23 to 32 mph, with gusts as high as 48 mph.
  • Tuesday Areas of blowing snow and a chance of snow. Mostly cloudy, with a high near 30. Windy, with a west northwest wind 25 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
  • Tuesday Night A 50 percent chance of snow. Mostly cloudy, with a low around 23. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.
  • Wednesday A 20 percent chance of snow before 11am. Partly sunny, with a high near 39. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.
  • Wednesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 23. Breezy.
  • Thanksgiving Day A 20 percent chance of snow. Partly sunny, with a high near 35.
  • Thursday Night A 20 percent chance of snow. Mostly cloudy, with a low around 18.
  • Friday Mostly sunny, with a high near 30.
  • Friday Night Partly cloudy, with a low around 12. Breezy.
  • Saturday Mostly sunny, with a high near 26.