Don Day's Wyoming Weather Forecast: Wednesday, August 12, 2026

Chance of rain, partly to mostly cloudy, areas of smoke in Wyoming on Wednesday. A chance of rain overnight. Highs from the mid 70s to low 90s. Lows from the mid 40s to low 60s.

CK
Coy Knobel

August 12, 20266 min read

Yellowstone National Park
Yellowstone River articulating through Hayden Valley’s Bison.
Yellowstone River articulating through Hayden Valley’s Bison. (Reader photo: S P Fletcher)

Chance of rain, partly to mostly cloudy, areas of smoke in Wyoming on Wednesday. A chance of rain overnight. Highs from the mid 70s to low 90s. Lows from the mid 40s to low 60s.

 

Central:  

Casper:  Slight chance of rain, areas of smoke, mostly cloudy today with a high near 90 and wind gusts as high as 20 mph. Mostly cloudy overnight with a chance of rain, areas of smoke before midnight, a low near 58 and wind gusts as high as 23 mph.

 

Lander:  Chance of rain mainly after 2 p.m., areas of smoke, gradually becoming mostly sunny today with a high near 86 and mostly cloudy overnight with a chance of rain, areas of smoke before midnight and a low near 58.

 

Jeffrey City:   Slight chance of rain, patchy smoke, mostly cloudy today with a high near 85 and wind gusts as high as 21 mph. Mostly cloudy overnight with a chance of rain mainly before 10 p.m., areas of smoke before midnight and a low near 54.

 

Southwest:  

Evanston  Chance of rain, otherwise partly sunny today with a high near 79 and mostly cloudy overnight with a chance of rain and a low near 50.

 

Rock Springs:   Chance of rain mainly after 4 p.m., patchy smoke, partly sunny today with a high near 84 and wind gusts as high as 21 mph. Mostly cloudy overnight with a chance of rain, patchy smoke before midnight, a low near 53 and wind gusts as high as 20 mph.

 

South Pass:   Patchy smoke, slight chance of rain after 4 p.m., becoming mostly sunny today with a high near 77 and wind gusts as high as 24 mph. Mostly cloudy overnight with a chance of rain, widespread smoke mainly before midnight, a low near 53 and wind gusts as high as 21 mph.

 

Western Wyoming:  

Pinedale:   Chance of rain, areas of smoke, gradually becoming mostly sunny today with a high near 77 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 48.

 

Afton Rain likely, patchy smoke, gradually becoming mostly sunny today with a high near 81 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 48.

 

La Barge:  Chance of rain mainly after 3 p.m., patchy smoke, gradually clearing today with a high near 78 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 47.

 

Northwest: 

Dubois Chance of rain, areas of smoke, mostly cloudy today with a high near 76 and wind gusts as high as 20 mph. Mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 49.

 

Jackson:  Chance of rain mainly after 3 p.m., widespread smoke mainly before 10 a.m., gradually becoming mostly sunny today with a high near 82 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 47.

 

Old Faithful in Yellowstone National Park:  Widespread smoke mainly before 8 a.m., gradually becoming mostly sunny today with a high near 76 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight and a low near 41.

 

Bighorn Basin:  

Thermopolis:  Chance of rain, areas of smoke, gradually becoming mostly sunny today with a high near 89 and mostly cloudy overnight with a slight chance of rain, areas of smoke before midnight and a low near 59.

 

Cody:  Slight chance of rain after 2 p.m., widespread smoke mainly before 2 p.m., gradually becoming mostly sunny today with a high near 84 and mostly cloudy overnight with a chance of rain mainly before 7 p.m., areas of smoke before midnight, a low near 57 and wind gusts as high as 23 mph.

 

Worland:  Chance of rain before 11 a.m., widespread smoke, gradually becoming mostly sunny today with a high near 90 and mostly cloudy overnight with a slight chance of rain, areas of smoke before midnight, a low near 58 and wind gusts as high as 20 mph.

 

North Central:  

Buffalo:   Chance of rain, areas of smoke, mostly cloudy today with a high near 82 and wind gusts as high as 21 mph. Mostly cloudy overnight with a chance of rain, areas of smoke before midnight, a low near 60 and wind gusts as high as 22 mph.

 

Sheridan:   Chance of rain mainly after noon, patchy smoke, mostly cloudy today with a high near 87 and mostly cloudy overnight with a chance of rain, patchy smoke before midnight, areas of fog after midnight and a low near 56.

 

Clearmont:   Chance of rain after noon, patchy smoke, gradually becoming mostly sunny today with a high near 87 and mostly cloudy overnight with a chance of rain, patchy smoke, areas of fog after midnight and a low near 56.

 

Northeast:  

Gillette:  Chance of rain, areas of smoke before noon, mostly cloudy today with a high near 84 and wind gusts as high as 23 mph. Mostly cloudy overnight with a chance of rain, a low near 56 and wind gusts as high as 23 mph.

 

Newcastle:   Chance of rain after noon, areas of smoke before noon, becoming cloudy today with a high near 84 and wind gusts as high as 18 mph. Gradually becoming mostly clear overnight with a chance of rain, a low near 58 and wind gusts as high as 20 mph.

 

Sundance:  Chance of rain after noon, areas of smoke before noon, mostly cloudy today with a high near 80 and wind gusts as high as 16 mph. Mostly cloudy overnight with a chance of rain, a low near 55 and wind gusts as high as 17 mph.

 

Eastern Plains:  

Torrington:  Chance of rain mainly after 3 p.m., partly sunny, breezy and hot today with a high near 92 and wind gusts as high as 30 mph. Increasing clouds and breezy overnight with a chance of rain, a low near 59 and wind from 15-20 mph before midnight.

 

Wheatland:   Chance of rain mainly after 3 p.m., mostly cloudy and hot today with a high near 90 and wind gusts as high as 25 mph. Mostly cloudy overnight with a chance of rain, a low near 61 and wind gusts as high as 25 mph.

 

Wright:  Chance of rain after noon, areas of smoke before noon, mostly cloudy today with a high near 85 and wind gusts as high as 24 mph. Mostly cloudy overnight with a chance of rain, a low near 56 and wind gusts as high as 24 mph.

 

Southeast:  

Cheyenne:   Chance of rain after noon, mostly cloudy today with a high near 88 and mostly cloudy overnight with a chance of rain and a low near 57.

 

Laramie:  Chance of rain after noon, mostly cloudy and breezy today with a high near 83 and wind gusts as high as 30 mph. Mostly cloudy overnight with a chance of rain before midnight and a low near 52.

 

Pine Bluffs:  Chance of rain after noon, otherwise partly sunny and hot today with a high near 91 and mostly cloudy overnight with rain likely and a low near 57.

 

South Central:  

Rawlins:   Partly sunny and breezy today with a high near 85 and afternoon wind from 15-20 mph. Mostly cloudy overnight with a chance of rain before midnight and a low near 56.

 

Encampment:   Chance of rain mainly after 3 p.m., becoming cloudy today with a high near 81 and mostly cloudy overnight with a slight chance of rain and a low near 51.

 

Baggs:   Chance of rain after 3 p.m., otherwise partly sunny today with a high near 87 and mostly cloudy overnight with a chance of rain and a low near 50.

Authors

CK

Coy Knobel

Night Editor