September 30, 2021 — Here is your Sweetwater County seven-day forecast from the National Weather Service in Riverton, Wyoming.
Today – Mostly cloudy, then gradually becoming sunny, with a high near 59. Light northeast wind becoming east northeast 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Tonight – Partly cloudy, with a low around 33. East northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday – Sunny, with a high near 64. Light and variable wind.
Friday Night – Mostly clear, with a low around 34. North northeast wind 5 to 8 mph becoming southeast after midnight.
Saturday – Sunny, with a high near 66. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Saturday Night – Mostly clear, with a low around 36. West northwest wind 5 to 8 mph becoming south southwest after midnight.
Sunday – Sunny, with a high near 68. Light west southwest wind becoming west 5 to 10 mph in the morning.
Sunday Night – Mostly clear, with a low around 35.
Monday – Sunny, with a high near 70.
Monday Night – Mostly clear, with a low around 37.
Tuesday – Sunny, with a high near 70.
Tuesday Night – A slight chance of rain and snow showers. Partly cloudy, with a low around 38.
Wednesday – A slight chance of rain and snow showers. Mostly sunny, with a high near 69.
