National Weather Service United States Department of Commerce

Flash flooding threat continues from the Great Basin across the southern Plains

The wet pattern in place will continue from the Great Basin across the central and southern Rockies into the southern Plains into Wednesday. Ample monsoonal moisture with a frontal boundary in place will allow for shower and thunderstorm development with locally heavy rainfall at times. The heavier showers could lead to flash flooding in some areas, especially urban areas and burn scars.
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Hazardous Weather Conditions

Current Conditions

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5 Miles WNW West Thumb WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 42 °F

Wednesday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 68 °F

Wednesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 39 °F

Thursday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 68 °F

Thursday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

Low: 42 °F

Friday

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

High: 69 °F

Friday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

Low: 41 °F

Saturday

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

High: 69 °F

Saturday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 41 °F

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 42. East wind around 10 mph.
  • Wednesday Isolated showers between 9am and noon, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 68. Southeast wind 5 to 9 mph becoming light east southeast. Chance of precipitation is 40%.
  • Wednesday Night Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 39. Light and variable wind. Chance of precipitation is 20%.
  • Thursday Scattered showers and thunderstorms after noon. Partly sunny, with a high near 68. Calm wind. Chance of precipitation is 40%.
  • Thursday Night Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 42. Light northeast wind. Chance of precipitation is 30%.
  • Friday Scattered showers and thunderstorms, mainly after noon. Partly sunny, with a high near 69. Light and variable wind. Chance of precipitation is 50%.
  • Friday Night Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 41. Southeast wind around 6 mph. Chance of precipitation is 40%.
  • Saturday Scattered showers and thunderstorms. Mostly sunny, with a high near 69. Chance of precipitation is 30%.
  • Saturday Night Isolated showers and thunderstorms. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
  • Sunday Isolated showers and thunderstorms. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
  • Sunday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 44.
  • Monday Scattered showers and thunderstorms. Partly sunny, with a high near 67.
  • Monday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 40.
  • Tuesday Isolated showers and thunderstorms. Partly sunny, with a high near 69.