Don Day's Wyoming Weather Forecast: Wednesday, September 9, 2026

Sunny in Wyoming on Wednesday and mostly clear overnight. Highs in the 70s and low 80s. Lows from the low 30s to low 50s.

CK
Coy Knobel

September 09, 20264 min read

Fremont County
Mud Lake and the Red Castles at twilight in the Wyoming Range
Mud Lake and the Red Castles at twilight in the Wyoming Range (Reader photo: Zach Wenz)

Sunny in Wyoming on Wednesday and mostly clear overnight. Highs in the 70s and low 80s. Lows from the low 30s to low 50s.

 

Central:  

Casper:  Red flag fire warning until Thursday night. Sunny today with a high near 81 and wind gusts as high as 23 mph. Mostly clear overnight with a low near 48.

 

Lander:  Sunny today with a high near 81 and mostly clear overnight with a low near 48.

 

Glenrock:   Sunny today with a high near 81 and mostly clear overnight with a low near 47.

 

Southwest:  

Evanston  Fire weather watch from noon today until 7 p.m. tonight. Sunny today with a high near 77 and mostly clear overnight a low near 41.

 

Rock Springs:   Fire weather watch from noon today until 7 p.m. tonight. Sunny today with a high near 79 and wind gusts as high as 22 mph. Mostly clear overnight with a low near 41 and wind gusts as high as 20 mph.

 

South Pass:   Sunny and breezy today with a high near 70 and wind gusts as high as 31 mph. Mostly clear and breezy overnight with a low near 44 and wind gusts as high as 24 mph.

 

Western Wyoming:  

Pinedale:   Freeze warning until 9 a.m. Fire weather watch from noon today until 7 p.m. tonight. Sunny today with a high near 74 and wind gusts as high as 23 mph. Mostly clear overnight with a low near 36 and wind gusts as high as 21 mph.

 

Afton Freeze warning until 9 a.m. Sunny today with a high near 75 and mostly clear overnight with a low near 38.

 

La Barge:   Freeze warning until 9 a.m. Fire weather watch from noon today until 7 p.m. tonight. Sunny and breezy today with a high near 76 and wind gusts as high as 24 mph. Mostly clear overnight with a low near 34 and wind gusts as high as 21 mph.

 

Northwest: 

Dubois  Sunny and breezy today with a high near 71 and wind gusts as high as 33 mph. Mostly clear and breezy overnight with a low near 40 and wind gusts as high as 26 mph.

 

Jackson:  Freeze warning until 9 a.m. Sunny today with a high near 75 and mostly clear overnight with a low near 33.

 

Old Faithful in Yellowstone National Park:  Widespread frost mainly before 8 a.m., sunny today with a high near 65 and mostly clear overnight with a low near 34.

 

Bighorn Basin:  

Thermopolis:   Sunny today with a high near 82 and mostly clear overnight with a low near 49.

 

Cody:  Sunny today with a high near 80 and wind gusts as high as 22 mph. Mostly clear overnight with a low near 50 and wind gusts as high as 20 mph.

 

Powell:  Sunny today with a high near 78 and mostly clear overnight with a low near 47.

 

North Central:  

Buffalo:   Sunny today with a high near 75 and mostly clear overnight with a low near 53.

 

Sheridan:   Sunny today with a high near 78 and mostly clear overnight with a low near 44.

 

Ranchester:   Sunny today with a high near 77 and mostly clear overnight with a low near 46.

 

Northeast:  

Gillette:  Sunny today with a high near 78 and wind gusts as high as 17 mph. Mostly clear overnight with a low near 48 and wind gusts as high as 17 mph.

 

Newcastle:   Sunny today with a high near 76 and mostly clear overnight with a low near 50.

 

Sundance:  Sunny today with a high near 73 and wind gusts as high as 18 mph. Mostly clear overnight with a low near 50.

 

Eastern Plains:  

Torrington:  Sunny today with a high near 82 and mostly clear overnight with a low near 49.

 

Douglas:   Sunny today with a high near 81 and mostly clear overnight with a low near 46.

 

Wright:  Sunny today with a high near 78 and wind gusts as high as 23 mph. Mostly clear overnight with a low near 48 and wind gusts as high as 22 mph.

 

Southeast:  

Cheyenne:   Sunny and breezy today with a high near 77 and wind gusts as high as 30 mph. Mostly clear overnight with a low near 51.

 

Laramie:  Sunny today with a high near 77 and mostly clear overnight with a low near 45.

 

Chugwater:  Sunny today with a high near 80 and mostly clear overnight with a low near 54.

 

South Central:  

Rawlins:   Sunny and breezy today with a high near 76 and wind gusts as high as 30 mph. Mostly clear overnight with a low near 46. 

 

Encampment:   Sunny today with a high near 75 and mostly clear overnight with a low near 44.

 

Wamsutter:   Fire weather watch from noon today until 7 p.m. tonight. Sunny and breezy today with a high near 75 and wind gusts as high as 24 mph. Mostly clear overnight with a low near 41 and wind gusts as high as 20 mph.

Authors

CK

Coy Knobel

Night Editor