National Weather Service United States Department of Commerce

On Saturday, severe weather will be possible across portions of the northern Plains while dry and hot conditions begin returning to the West.

Severe weather is possible over parts of the northern Plains on Saturday. During the late afternoon and early evening hours, large hail and isolated tornadoes will be the primary threats with damaging winds becoming the greatest threat in the late evening hours. Out west, hot and dry conditions begin to return bringing increased heat dangers and fire weather concerns.
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Hazardous Weather Conditions

Current Conditions

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3 Miles NNW Yellowstone National Park WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

High: 58 °F

Tonight

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 35 °F

Sunday

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

High: 52 °F

Sunday
Night

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 31 °F

Labor
Day

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 54 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 33 °F

Tuesday

Sunny

Sunny

High: 60 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 36 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 62 °F

Detailed Forecast

  • Today Scattered showers and thunderstorms. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a high near 58. Northwest wind 8 to 18 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight Scattered rain showers before 3am, then scattered rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 35. East northeast wind 5 to 11 mph becoming northwest in the evening. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Sunday Scattered showers and thunderstorms, mainly after noon. Partly sunny, with a high near 52. West northwest wind 5 to 10 mph becoming northwest 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
  • Sunday Night Scattered rain showers before midnight, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 31. North wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
  • Labor Day A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 54. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 28 mph.
  • Monday Night Partly cloudy, with a low around 33. Southwest wind 5 to 13 mph.
  • Tuesday Sunny, with a high near 60. South southwest wind 8 to 14 mph.
  • Tuesday Night Mostly clear, with a low around 36.
  • Wednesday Mostly sunny, with a high near 62.
  • Wednesday Night Partly cloudy, with a low around 36.
  • Thursday Isolated showers and thunderstorms. Some of the storms could produce gusty winds. Partly sunny, with a high near 59.
  • Thursday Night A slight chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 34.
  • Friday Isolated showers and thunderstorms. Some of the storms could produce gusty winds. Partly sunny, with a high near 58.