Don Day's Wyoming Weather Forecast: Thursday, June 18, 2026

Sunny in Wyoming on Thursday. Partly to mostly cloudy overnight, mostly clear over the Eastern Plains. Highs in the 70s and 80s. Lows mainly in the 40s and low 50s.

CK
Coy Knobel

June 18, 20265 min read

Worland
​"Taken in Worland on June 10, 2026"
​"Taken in Worland on June 10, 2026" (Reader photo: Richard Spaulding)

Sunny in Wyoming on Thursday. Partly to mostly cloudy overnight, mostly clear over the Eastern Plains. Highs in the 70s and 80s. Lows mainly in the 40s and low 50s.

Central:  

Casper:  Sunny today with a high near 83 and wind gusts as high as 20 mph. Partly cloudy and breezy overnight with a low near 49 and wind gusts as high as 25 mph. 

Riverton:  Sunny today with a high near 86 and increasing clouds overnight with a low near 51 and wind gusts as high as 22 mph.

Shoshoni:  Sunny today with a high near 85 and partly cloudy overnight with a low near 52 and wind gusts as high as 22 mph.

Southwest:  

Evanston Sunny today with a high near 80 and partly cloudy overnight with a low near 45.

Green River:  Sunny and breezy today with a high near 86 and wind gusts as high as 28 mph. Partly cloudy and breezy overnight with a low near 49 and wind gusts as high as 26 mph.

Cokeville:  Sunny today with a high near 78 and wind gusts as high as 22 mph. Partly cloudy overnight with a low near 40 and wind gusts as high as 20 mph. 

Western Wyoming:  

Pinedale:  Sunny and breezy today with a high near 77 and wind gusts as high as 25 mph. Breezy, gradually becoming partly cloudy overnight with a low near 40 and wind gusts as high as 24 mph.

Alpine Sunny today with a high near 81 and gradually clearing late overnight with a low near 44.

Big Piney:  Sunny and breezy today with a high near 79 and wind gusts as high as 25 mph. Mostly cloudy and breezy overnight with a low near 39 and wind gusts as high as 24 mph.

Northwest: 

Dubois Sunny and breezy today with a high near 75 and wind gusts as high as 32 mph. Increasing clouds and breezy overnight with a low near 42 and wind gusts as high as 30 mph.

Jackson:  Sunny today with a high near 79 and wind gusts as high as 20 mph. Mostly cloudy overnight with a low near 43.

Old Faithful in Yellowstone National Park:  Sunny today with a high near 71 and wind gusts as high as 21 mph. Increasing clouds overnight with a low near 38 and wind gusts as high as 21 mph.

Bighorn Basin:  

Thermopolis:  Sunny today with a high near 83 and wind gusts as high as 20 mph. Increasing clouds overnight with a low near 51 and wind gusts as high as 20 mph.

Cody:  Sunny today with a high near 78 and wind gusts as high as 21 mph. Partly cloudy overnight with a low near 49 and wind gusts as high as 25 mph. 

Worland:  Sunny today with a high near 81 and wind gusts as high as 20 mph. Partly cloudy overnight with a low near 50 and wind gusts as high as 20 mph.

North Central:  

Buffalo:  Gradually becoming sunny today with a high near 72 and wind gusts as high as 20 mph. Partly cloudy overnight with a low near 48 and wind gusts as high as 20 mph.

Sheridan:  Mostly sunny today with a high near 75 and partly cloudy overnight with a low near 44.

Clearmont:  Mostly sunny today with a high near 75 and mostly cloudy overnight with a low near 46.

Northeast:  

Gillette:  Mostly sunny today with a high near 74 and wind gusts as high as 21 mph. Partly cloudy overnight with a slight chance of rain after midnight, a low near 46 and wind gusts as high as 20 mph. 

Newcastle:  Mostly sunny today with a high near 73 and wind gusts as high as 20 mph. Partly cloudy overnight with a slight chance of rain after midnight, a low near 50 and wind gusts as high as 17 mph.

Upton:  Mostly sunny today with a high near 75 and wind gusts as high as 18 mph. Partly cloudy overnight with a slight chance of rain after midnight, a low near 46 and wind gusts as high as 17 mph.

Eastern Plains:  

Torrington:  Sunny today with a high near 85 and mostly clear overnight with a low near 55. 

Lusk:  Mostly sunny today with a high near 77 and mostly clear overnight with a low near 46. 

Kaycee:  Sunny and breezy today with a high near 79 and wind gusts as high as 22 mph. Mostly clear and breezy overnight with a low near 45 and wind gusts as high as 25 mph.

Southeast:  

Cheyenne:  Sunny today with a high near 82 and increasing clouds and breezy overnight with a low near 50 and wind from 15-20 mph after midnight. 

Laramie:  Sunny today with a high near 80 and wind gusts as high as 25 mph. Increasing clouds overnight with a low near 46.

Medicine Bow:  Sunny today with a high near 81 and wind gusts as high as 25 mph. Increasing clouds overnight with a low near 43.

South Central:  

Rawlins:  Sunny and breezy today with a high near 81 and wind gusts as high as 30 mph. Increasing clouds overnight with a low near 48 and wind gusts as high as 25 mph.

Saratoga:  Sunny and breezy today with a high near 83 and wind gusts as high as 30 mph. Increasing clouds overnight with a low near 46.

Hanna:  Sunny and breezy today with a high near 79 and wind gusts as high as 30 mph. Increasing clouds and breezy overnight with a low near 45 and wind gusts as high as 30 mph.

Authors

CK

Coy Knobel

Night Editor