Don Day's Wyoming Weather Forecast: Sunday, August 30, 2026

Chance of rain, breezy in parts of Wyoming on Sunday, otherwise partly sunny skies. Partly cloudy overnight, breezy chance of rain in some areas.  Highs from the mid 60s to upper 80s. Lows from the mid 30s to low 60s.

CK
Coy Knobel

August 30, 20266 min read

Albany County
Rainbows and wagon wheels near Harmony, Wyoming.
Rainbows and wagon wheels near Harmony, Wyoming. (Reader photo: Mike Palmer)

Chance of rain, breezy in parts of Wyoming on Sunday, otherwise partly sunny skies. Partly cloudy overnight, breezy chance of rain in some areas.  Highs from the mid 60s to upper 80s. Lows from the mid 30s to low 60s.

 

Central:  

Casper:  Slight chance of rain after 3 p.m., otherwise mostly sunny and windy today with a high near 80 and wind gusts as high as 40 mph. Partly cloudy and breezy overnight with a low near 56 and wind gusts as high as 29 mph.

 

Lander:  Slight chance of rain, breezy, gradually becoming sunny today with a high near 79 and wind gusts as high as 25 mph. Mostly clear overnight with a low near 50.

 

Jeffrey City:   Partly sunny and windy today with a high near 75 and wind gusts as high as 37 mph. Partly cloudy and breezy overnight with a low near 48 and wind gusts as high as 31 mph.

 

Southwest:  

Evanston  Chance of rain, otherwise partly sunny today with a high near 70 and partly cloudy overnight with a slight chance of rain and a low near 44.

 

Rock Springs:   Chance of rain mainly after 1 p.m., breezy, gradually becoming mostly sunny today with a high near 72 and wind gusts as high as 21 mph. Partly cloudy overnight with a chance of rain before 10 p.m. and a low near 46.

 

Lyman:   Chance of rain, otherwise partly sunny today with a high near 73 and partly cloudy overnight with a slight chance of rain and a low near 46.

 

Western Wyoming:  

Pinedale:   Chance of rain mainly before 3 p.m., gradually becoming sunny today with a high near 67 and wind gusts as high as 23 mph. Mostly clear and breezy overnight a low near 38 and wind gusts as high as 22 mph.

 

Afton Flood watch until noon today. Chance of rain mainly before 2 p.m., gradually becoming sunny today with a high near 70 and wind gusts as high as 20 mph. Mostly clear overnight with a low near 39.

 

La Barge:  Chance of rain, gradually clearing and breezy today with a high near 69 and wind gusts as high as 24 mph. Mostly clear overnight a low near 37 and wind gusts as high as 20 mph.

 

Northwest: 

Dubois Chance of rain mainly before noon, otherwise mostly sunny and windy today with a high near 65 and wind gusts as high as 40 mph. Mostly clear and breezy overnight with a low near 39 and wind gusts as high as 31 mph.

 

Jackson:  Flood watch until noon today. Chance of rain mainly before 10 a.m., gradually becoming sunny today with a high near 70 and wind gusts as high as 22 mph. Mostly clear overnight with a low near 36 and wind gusts as high as 20 mph.

 

Old Faithful in Yellowstone National Park:  Flood watch until noon today. Rain likely mainly before 11 a.m., breezy today with a high near 61 and wind gusts as high as 24 mph. Mostly clear overnight with a low near 31 and wind gusts as high as 20 mph.

 

Bighorn Basin:  

Thermopolis:  Slight chance of rain before 1 p.m., breezy, gradually clearing skies today with a high near 81 and wind gusts as high as 28 mph. Mostly clear and breezy overnight with a low near 51 and wind gusts as high as 21 mph.

 

Cody:  Slight chance of rain before 1 p.m., breezy, gradually becoming sunny today with a high near 76 and wind gusts as high as 25 mph. Mostly clear and breezy overnight with a low near 48 and wind gusts as high as 22 mph.

 

Powell:  Slight chance of rain before 1 p.m., breezy, gradually becoming sunny today with a high near 77 and wind gusts as high as 25 mph. Mostly clear and breezy overnight with a low near 46 and wind gusts as high as 21 mph.

 

North Central:  

Buffalo:   Breezy, gradually becoming sunny today with a high near 76 and wind gusts as high as 21 mph. Mostly clear overnight with a low near 53.

 

Sheridan:   Patchy fog before 9 a.m., chance of rain mainly before 3 p.m., gradually becoming sunny today with a high near 80 and mostly clear overnight with a low near 44.

 

Ranchester:   Chance of rain mainly before 3 p.m., gradually becoming sunny today with a high near 79 and mostly clear overnight with a low near 47.

 

Northeast:  

Gillette:  Mostly sunny today with a high near 83 and wind gusts as high as 28 mph. Mostly clear overnight with a low near 48 and wind gusts as high as 25 mph.

 

Newcastle:   Mostly sunny today with a high near 86 and wind gusts as high as 26 mph. Partly cloudy overnight with a low near 53 and wind gusts as high as 25 mph.

 

Sundance:  Mostly sunny today with a high near 82 and wind gusts as high as 23 mph. Mostly clear overnight with a low near 51 and wind gusts as high as 20 mph.

 

Eastern Plains:  

Torrington:  Chance of rain mainly after 2 p.m., otherwise mostly sunny today with a high near 88 and wind gusts as high as 30 mph. Partly cloudy overnight with a low near 57 and wind gusts as high as 30 mph.

 

Wheatland:   Slight chance of rain after noon, mostly cloudy and breezy today with a high near 83 and wind gusts as high as 35 mph. Breezy, cloudy, gradually becoming partly cloudy overnight with a low near 62 and wind gusts as high as 30 mph.

 

Guernsey:  Mostly cloudy and breezy today with a high near 86 and wind gusts as high as 30 mph. Mostly cloudy and breezy overnight with a low near 60 and wind gusts as high as 30 mph.

 

Southeast:  

Cheyenne:   Slight chance of rain after 2 p.m., otherwise partly sunny today with a high near 81 and wind gusts as high as 30 mph. Mostly cloudy overnight with a low near 57 and wind gusts as high as 25 mph.

 

Laramie:  Chance of rain mainly after 5 p.m., mostly cloudy and breezy today with a high near 75 and wind gusts as high as 35 mph. Cloudy, becoming partly cloudy overnight with a slight chance of rain before 8 p.m., a low near 50 and wind gusts as high as 25 mph.

 

Pine Bluffs:  Chance of rain mainly before 4 p.m., increasing clouds today with a high near 86 and mostly cloudy overnight with a low near 57.

 

South Central:  

Rawlins:   Chance of rain mainly after 1 p.m., otherwise partly sunny and breezy today with a high near 71 and wind gusts as high as 35 mph. Mostly cloudy overnight with a slight chance of rain before midnight and a low near 51.

 

Encampment:   Rain near certain, breezy today with a high near 71 and wind gusts as high as 30 mph. Mostly cloudy overnight with a chance of rain before midnight and a low near 46.

 

Baggs:   Rain near certain today with a high near 74 and wind gusts as high as 25 mph. Mostly cloudy overnight with a chance of rain before 1 a.m. and a low near 45.

Authors

CK

Coy Knobel

Night Editor