National Weather Service Forecast for: Green River WY
Issued by: National Weather Service Riverton, WY
Updated: 8:01 pm MST Feb 1, 2026
 
Tonight

Tonight: Mostly cloudy, with a low around 23. West wind 6 to 8 mph.
Mostly Cloudy

Monday

Monday: Partly sunny, then gradually becoming sunny, with a high near 48. Breezy, with a west wind 10 to 17 mph, with gusts as high as 24 mph.
Becoming
Sunny and
Breezy
Monday
Night
Monday Night: Mostly clear, with a low around 20. West northwest wind 5 to 10 mph becoming light west  in the evening.
Mostly Clear

Tuesday

Tuesday: Mostly sunny, with a high near 50. Breezy, with a light west wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 26 mph.
Mostly Sunny
and Breezy
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 20. West northwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 49. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 23. West southwest wind around 6 mph becoming calm  in the evening.
Mostly Clear

Thursday

Thursday: Sunny, with a high near 53.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 22.
Mostly Clear

Lo 23 °F Hi 48 °F Lo 20 °F Hi 50 °F Lo 20 °F Hi 49 °F Lo 23 °F Hi 53 °F Lo 22 °F

 

Tonight
 
Mostly cloudy, with a low around 23. West wind 6 to 8 mph.
Monday
 
Partly sunny, then gradually becoming sunny, with a high near 48. Breezy, with a west wind 10 to 17 mph, with gusts as high as 24 mph.
Monday Night
 
Mostly clear, with a low around 20. West northwest wind 5 to 10 mph becoming light west in the evening.
Tuesday
 
Mostly sunny, with a high near 50. Breezy, with a light west wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 26 mph.
Tuesday Night
 
Mostly clear, with a low around 20. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
 
Sunny, with a high near 49. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
 
Mostly clear, with a low around 23. West southwest wind around 6 mph becoming calm in the evening.
Thursday
 
Sunny, with a high near 53.
Thursday Night
 
Mostly clear, with a low around 22.
Friday
 
Sunny, with a high near 53.
Friday Night
 
Mostly clear, with a low around 24.
Saturday
 
Sunny, with a high near 53.
Saturday Night
 
Mostly clear, with a low around 25.
Sunday
 
Sunny, with a high near 55.

 

Forecast from NOAA-NWS for Green River WY.