National Weather Service United States Department of Commerce

Unsettled weather in store for eastern U.S. into weekend

A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
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Hazardous Weather Conditions

Current Conditions

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10 Miles ENE Alpine WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 58 °F

Tonight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 29 °F

Sunday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 40 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 22 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 21 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 43 °F

Tuesday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 28 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 49 °F

Detailed Forecast

  • Today Scattered showers before noon, then scattered showers and thunderstorms between noon and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 58. South southeast wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight Rain likely before 9pm, then rain and snow likely between 9pm and midnight, then snow after midnight. Low around 29. South southwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Sunday Snow likely before noon, then rain likely. Mostly cloudy, with a high near 40. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Sunday Night A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. West southwest wind 5 to 9 mph. New snow accumulation of less than a half inch possible.
  • Monday Mostly sunny, with a high near 39. West northwest wind 5 to 8 mph.
  • Monday Night Partly cloudy, with a low around 21. West wind around 6 mph becoming calm in the evening.
  • Tuesday A 20 percent chance of snow after noon. Partly sunny, with a high near 43. Calm wind becoming west southwest around 5 mph in the afternoon.
  • Tuesday Night A slight chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
  • Wednesday A 20 percent chance of rain. Partly sunny, with a high near 49.
  • Wednesday Night Partly cloudy, with a low around 27.
  • Thursday Mostly sunny, with a high near 54.
  • Thursday Night Partly cloudy, with a low around 28.
  • Friday Mostly sunny, with a high near 50.