Don Day's Wyoming Weather Forecast: Sunday, August 17, 2025

Mostly sunny in Wyoming on Sunday with a chance for afternoon rain in some areas. Highs from the low 70s to the mid 90s and lows from the low 40s to near 60.

CK
Coy Knobel

August 16, 20255 min read

Photo of the Red Canyon Fire at Boysen Reservoir
Photo of the Red Canyon Fire at Boysen Reservoir (Reader photo: Haley Mele)

Mostly sunny in Wyoming on Sunday with a chance for afternoon rain in some areas. Highs from the low 70s to the mid 90s and lows from the low 40s to near 60.

 

Central:  

Casper:  Sunny and breezy today with a high near 86 and wind gusts as high as 25 mph. Partly cloudy overnight with a low near 56.

 

Lander:  Slight chance of rain, otherwise mostly sunny today with a high near 85 and mostly clear overnight with a low near 56.

 

Glenrock:  Slight chance of rain after 3 p.m., otherwise mostly sunny today with a high near 89 and mostly clear overnight with low near 56.

 

Southwest:  

Evanston Slight chance of rain after noon, otherwise mostly sunny today with a high near 80 and mostly clear overnight with low near 46.

 

Rock Springs:  Mostly sunny today with a high near 80 and partly cloudy overnight with a low near 51.

 

Kemmerer:  Slight chance of rain after noon, otherwise mostly sunny today with a high near 79 and mostly clear overnight with a low near 45.

 

Western Wyoming:  

Pinedale:  Chance of rain mainly after 1 p.m., otherwise mostly sunny today with a high near 73 and partly cloudy overnight with a low near 41.

 

Afton:  Chance of rain, otherwise mostly sunny today with a high near 81 and mostly clear overnight with a slight chance of rain before midnight and a low near 46.

 

La Barge:  Slight chance of rain after noon, otherwise mostly sunny today with a high near 77 and wind gusts as high as 21 mph. Mostly clear overnight with a low near 43.

 

Northwest: 

Dubois Chance of rain mainly after 11 a.m., increasing clouds and breezy today with a high near 72 and wind gusts as high as 24 mph. Gradually becoming mostly clear overnight with a slight chance of rain before midnight and a low near 46.

 

Jackson:  Chance of rain mainly after 1 p.m., otherwise mostly sunny and breezy today with a high near 77 and wind gusts as high as 24 mph. Mostly clear overnight with a slight chance of rain before midnight and a low near 44.

 

Old Faithful in Yellowstone National Park:  Chance of rain mainly after 2 p.m., otherwise mostly sunny today with a high near 74 and wind gusts as high as 20 mph. Partly cloudy overnight with a chance of rain before midnight and a low near 39.

 

­­Bighorn Basin:  

Thermopolis Slight chance of rain after 4 p.m., otherwise mostly sunny today with a high near 90 and wind gusts as high as 20 mph. Partly cloudy overnight with a slight chance of rain before 9 p.m. and a low near 57.

 

Cody:  Chance of rain mainly after 2 p.m., otherwise mostly sunny today with a high near 82 and gradually becoming mostly clear overnight with a slight chance of rain before midnight and a low near 56.

 

Lovell:  Slight chance of rain after 1 p.m., otherwise mostly sunny today with a high near 88 and wind gusts as high as 20 mph. Partly cloudy overnight with a slight chance of rain before midnight and a low near 57.

 

North Central:  

Buffalo:  Chance of rain mainly after 3 p.m., otherwise mostly sunny today with a high near 81 and partly cloudy overnight with a slight chance of rain before midnight and a low near 61.

 

Sheridan:  Slight chance of rain after 3 p.m., otherwise mostly sunny and hot today with a high near 90 and partly cloudy overnight with a slight chance of rain before midnight and a low near 56.

 

Clearmont:  Slight chance of rain after 3 p.m., otherwise mostly sunny and hot today with a high near 90 and partly cloudy overnight with a slight chance of rain before midnight and a low near 56.

 

Northeast:  

Gillette:  Sunny today with a high near 89 and partly cloudy overnight with a slight chance of rain before midnight and a low near 59.

 

Newcastle:  Slight chance of rain after 3 p.m., otherwise sunny today with a high near 89 and partly cloudy overnight with a slight chance of rain before midnight and a low near 61.

 

Sundance:  Slight chance of rain after 3 p.m., otherwise sunny today with a high near 84 and partly cloudy overnight with a slight chance of rain and a low near 60.

 

Eastern Plains:  

Torrington:  Slight chance of rain after 3 p.m., otherwise sunny and hot today with a high near 95 and mostly clear overnight with a low near 59.

 

Lusk:  Slight chance of rain after 3 p.m., otherwise sunny today with a high near 89 and mostly clear overnight with a low near 56.

 

Wright:  Sunny today with a high near 90 and partly cloudy overnight with a low near 56.

 

Southeast:  

Cheyenne:  Slight chance of rain after 3 p.m., otherwise mostly sunny today with a high near 86 and mostly clear overnight with a low near 58.

 

Laramie:  Slight chance of rain after noon, otherwise sunny today with a high near 80 and partly cloudy overnight with a low near 52.

 

Pine Bluffs:  Sunny and hot today with a high near 91 and mostly clear overnight with a low near 58.

 

South Central:  

Rawlins:  Sunny today with a high near 82 and mostly clear overnight with a low near 53.

 

Saratoga:  Sunny today with a high near 83 and mostly clear overnight with a low near 50.

 

Baggs:  Sunny today with a high near 85 and mostly clear overnight with a low near 46.

 

Authors

CK

Coy Knobel

Night Editor