July 20, 2021 — Here is your Sweetwater County forecast from the National Weather Service in Riverton, Wyoming.
Today – A 40 percent chance of showers and thunderstorms, mainly after 2 pm. Some of the storms could produce gusty winds. Patchy smoke before 9 am. Mostly cloudy, with a high near 87. Southwest wind 5 to 10 mph.
Tonight – A 50 percent chance of showers and thunderstorms, mainly before 9 pm. Some of the storms could produce gusty winds. Mostly cloudy, with a low around 57. West southwest wind 5 to 10 mph becoming light southwest after midnight.
Wednesday – A 20 percent chance of showers during the afternoon. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 8 mph in the morning.
Wednesday Night – Partly cloudy, with a low around 59. South southwest wind 5 to 8 mph.
Thursday – A slight chance of showers between noon and 3 pm, then a slight chance of showers and thunderstorms after 3 pm. Mostly sunny, with a high near 90. West wind 5 to 10 mph. The chance of precipitation is 20%.
Thursday Night – A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. West wind 5 to 10 mph becoming light southwest.
Friday – A 20 percent chance of showers and thunderstorms during the afternoon. Mostly sunny, with a high near 90. West northwest wind 5 to 10 mph.
Friday Night – A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.
Saturday – Mostly sunny, with a high near 89.
Saturday Night – Partly cloudy, with a low around 57.
Sunday – A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night – A slight chance of showers. Partly cloudy, with a low around 57.
Monday – A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
