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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10 Miles ENE Alpine WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 49 °F

Saturday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 69 °F

Saturday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 44 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 60 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 40 °F

Labor
Day

Partly Sunny

Partly
Sunny

High: 61 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 40 °F

Tuesday

Sunny

Sunny

High: 67 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 43 °F

Detailed Forecast

  • Overnight Isolated showers and thunderstorms before 3am. Partly cloudy, with a low around 49. South southwest wind 7 to 9 mph. Chance of precipitation is 20%.
  • Saturday Scattered showers and thunderstorms after noon. Some of the storms could produce small hail and gusty winds. Partly sunny, with a high near 69. South wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
  • Saturday Night A 20 percent chance of showers and thunderstorms. Some of the storms could produce small hail and gusty winds. Partly cloudy, with a low around 44. West southwest wind 8 to 18 mph, with gusts as high as 28 mph.
  • Sunday Mostly sunny, with a high near 60. West southwest wind 8 to 15 mph, with gusts as high as 23 mph.
  • Sunday Night Partly cloudy, with a low around 40. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.
  • Labor Day Partly sunny, with a high near 61. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
  • Monday Night Mostly clear, with a low around 40. West wind 6 to 11 mph becoming light and variable after midnight.
  • Tuesday Sunny, with a high near 67.
  • Tuesday Night Mostly clear, with a low around 43.
  • Wednesday Mostly sunny, with a high near 70.
  • Wednesday Night Partly cloudy, with a low around 43.
  • Thursday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
  • Thursday Night Partly cloudy, with a low around 44.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.