Don Day’s Wyoming Weather Forecast: Sunday, May 3, 2026

Mostly sunny in much of Wyoming on Sunday with a chance of rain in some areas. Partly cloudy overnight. Highs in the 60s and low 70s. Lows in the 30s and low 40s.

Central:  

Casper:  Slight chance of rain, otherwise mostly sunny today with a high near 72 and wind gusts as high as 21 mph. Partly cloudy overnight with a slight chance of rain before 11 p.m., a low near 42 and wind gusts as high as 21 mph.

Riverton:  Sunny and breezy today with a high near 73 and wind gusts as high as 24 mph. Partly cloudy overnight with a low near 41 and wind gusts as high as 20 mph.

Jeffrey City:  Mostly sunny and breezy today with a high near 69 and wind gusts as high as 23 mph. Partly cloudy and breezy overnight with a low near 38 and wind gusts as high as 23 mph.

Southwest:  

Evanston:  Mostly sunny today with a high near 66 and mostly cloudy overnight with a low near 38.

Green River:  Mostly sunny today with a high near 71 and wind gusts as high as 20 mph. Mostly cloudy overnight with a low near 41 and wind gusts as high as 21 mph.

Kemmerer:  Mostly sunny and breezy today with a high near 66 and wind gusts as high as 24 mph. Mostly cloudy and breezy overnight with a low near 37 and wind gusts as high as 23 mph.

Western Wyoming:  

Pinedale:  Mostly sunny and breezy today with a high near 64 and wind gusts as high as 24 mph. Partly cloudy overnight with a low near 32 and wind gusts as high as 21 mph.

Alpine:  Mostly sunny today with a high near 69 and partly cloudy overnight with a low near 38.

Big Piney:  Mostly sunny today with a high near 66 and wind gusts as high as 21 mph. Partly cloudy and blustery overnight with a low near 29 and wind gusts as high as 23 mph.

Northwest: 

Dubois:  Mostly sunny and breezy today with a high near 61 and wind gusts as high as 23 mph. Mostly clear overnight with a low near 37 and wind gusts as high as 21 mph.

Jackson:  Sunny today with a high near 68 and mostly clear overnight with a slight chance of rain before 11 p.m. and a low near 37.

Old Faithful in Yellowstone National Park:  Slight chance of rain after 3 p.m., otherwise mostly sunny today with a high near 59 and partly cloudy overnight with a slight chance of rain before 7 p.m. and a low near 31.

Bighorn Basin:  

Thermopolis:  Slight chance of rain after 3 p.m., otherwise mostly sunny today with a high near 73 and wind gusts as high as 21 mph. Mostly clear overnight with a low near 41.

Cody:  Chance of rain mainly after 4 p.m., otherwise partly sunny and breezy today with a high near 69 and wind gusts as high as 23 mph. Partly cloudy overnight with a low near 42.

Lovell:  Slight chance of rain after 3 p.m., gradually becoming sunny today with a high near 73 and wind gusts as high as 20 mph. Mostly clear overnight with a low near 41.

North Central:  

Buffalo:  Chance of rain mainly after 1 p.m., otherwise partly sunny today with a high near 65 and wind gusts as high as 20 mph. Mostly clear overnight with a low near 43.

Sheridan:  Slight chance of rain, gradually becoming sunny today with a high near 70 and mostly clear overnight with a low near 40.

Dayton:  Chance of rain mainly after 2 p.m., otherwise partly sunny today with a high near 69 and partly cloudy overnight with a slight chance of rain and a low near 41.

Northeast:  

Gillette:  Slight chance of rain, gradually becoming sunny today with a high near 68 and wind gusts as high as 21 mph. Mostly clear overnight with a low near 41 and wind gusts as high as 21 mph.

Newcastle:  Chance of rain mainly after noon, otherwise mostly sunny today with a high near 68 and wind gusts as high as 20 mph. Mostly clear overnight with a low near 42 and wind gusts as high as 18 mph.

Hulett:  Chance of rain mainly before noon, gradually clearing today with a high near 70 and wind gusts as high as 17 mph. Mostly clear overnight with a low near 41 and wind gusts as high as 16 mph.

Eastern Plains:  

Torrington:  Slight chance of rain after 4 p.m., otherwise mostly sunny today with a high near 74 and partly cloudy overnight with a low near 39.

Douglas:  Slight chance of rain, otherwise mostly sunny today with a high near 72 and partly cloudy overnight with a low near 38.

Midwest:  Slight chance of rain, otherwise mostly sunny and breezy today with a high near 71 and wind gusts as high as 24 mph. Partly cloudy overnight with a low near 39 and wind gusts as high as 20 mph.

Southeast:  

Cheyenne:  Slight chance of rain after noon, increasing clouds today with a high near 69 and partly cloudy overnight with a low near 41.

Laramie:  Chance of slight rain after noon, increasing clouds today with a high near 64 and mostly cloudy overnight with a low near 38.

Chugwater:  Slight chance of rain after 2 p.m., otherwise mostly sunny today with a high near 69 and partly cloudy overnight with a low near 43.

South Central:  

Rawlins:  Mostly sunny today with a high near 66 and mostly cloudy overnight with a low near 43.

Saratoga:  Mostly sunny today with a high near 67 and mostly cloudy overnight with a low near 39.

Wamsutter:  Mostly sunny and breezy today with a high near 66 and wind gusts as high as 24 mph. Mostly cloudy overnight with a low near 39 and wind gusts as high as 21 mph.