Don Day Wyoming Weather Forecast: Monday, September 11, 2023

Sunny, but cool in much of the state today. Highs in the 60s and 70s. Patchy fog and a chance for showers in some areas of eastern Wyoming.  

September 11, 20236 min read

Sun setting over longhorn cattle north of Leiter, Wyoming on Sept. 10, 2023.
Sun setting over longhorn cattle north of Leiter, Wyoming on Sept. 10, 2023. (Credit: Amber Edwards, of Sheridan.)
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Don Day Wyoming Weather Forecast:  Monday, September 11, 2023  

Sunny, but cool in much of the state today.  Highs in the 60s and 70s. Patchy fog and a chance for showers in some areas of eastern Wyoming.  

Central:  

Casper:  Look for it to be sunny today with a high near 71 and mostly clear overnight with a low around 46.  

Lander:   There’s a chance of showers between noon and 1 p.m. today, otherwise it should be sunny with a high near 71 and mostly clear overnight with the low around 49.  

Jeffrey City Expect it to be sunny today with a high near 70 and mostly clear overnight with the low near 45.  

Southwest:  

Evanston Look for it to be sunny today with a high near 70 and partly cloudy overnight with a low near 44. 

Green River:   It should be sunny today with a high around 72 and mostly clear overnight with a low near 47.  

Kemmerer Expect it to be sunny today with a high near 70 and mostly clear overnight with a low near 43.  

Western Wyoming:  

Pinedale:   It should be sunny today with a high near 68 and mostly clear overnight with a low near 41.  

Afton:   Look for it to be sunny today with a high near 73 and mostly clear overnight with a low near 44.

La Barge:  Expect it to be sunny today with a high near 70 and mostly clear overnight with a low near 38.  

Northwest:  

Dubois:  There’s a slight chance of rain today between 3 p.m. and 4 p.m., otherwise look for it to be sunny and breezy with a high near 67 and mostly clear overnight with a low around 42.  Winds could blow from 5-15 mph during the day. 

Jackson:  It should be sunny today with a high near 73 and mostly clear overnight with a low near 41.  

Old Faithful in Yellowstone National Park:  Expect it to be sunny today with a high near 65 and mostly clear overnight with a low around 39.  

Bighorn Basin:  

Thermopolis It should be sunny today with a high near 77 and mostly clear overnight with a low near 50.  

Cody: Look for it to be sunny today with a high near 74 and mostly clear overnight with a low near 52.  

Powell:  Expect it to be sunny today with a high near 77 and mostly clear overnight with a low near 50.  

North Central:  

Buffalo:  There’s a slight chance of showers between 11 a.m. and noon today, otherwise expect it to be sunny with a high near 69 and mostly clear overnight with a low near 50.  

Sheridan:  Watch for patchy fog before 9 a.m. today, otherwise it should be sunny with a high near 76 and mostly clear overnight with a low near 45.  

Clearmont:  Look for it to be sunny today with a high near 74 and mostly clear overnight with a low near 46.  

Northeast:  

Gillette:  Look for areas of fog before 8 a.m. today, otherwise it should be partly sunny, gradually becoming sunny with a high near 68 and mostly clear overnight with a low near 46.  Winds could gust to 21 mph overnight.

Newcastle:  Expect areas of fog before 8 a.m. today, otherwise it should be mostly cloudy, becoming sunny today with a high near 67 and mostly clear overnight with a low near 47.

Moorcroft:  Watch for areas of fog before 8 a.m. today, otherwise it should be mostly cloudy, becoming sunny today with a high near 69 and mostly clear overnight with a low near 45.

Eastern Plains:  

Torrington:  Expect areas of fog before 10 a.m. today and patchy fog between 11 p.m. and 5 a.m. overnight.  Otherwise, it should be mostly cloudy, becoming sunny today with a high near 70 mostly clear overnight with a low near 43.

Lusk:  Look for patchy fog before 8 a.m. today and after 3 a.m. overnight.  Otherwise, it should be mostly cloudy, becoming sunny today with a high near 66 and mostly clear overnight with a low near 41.  

Midwest:  It should be sunny today with a high near 72 and mostly clear and breezy overnight with a low near 47.  Winds could gust as high as 26 mph overnight.  

Southeast:  

Cheyenne:  Look for patchy fog before 10 a.m. and there’s a chance of showers today. Also watch for patchy fog overnight after 11 p.m.  Otherwise, expect it to be cloudy, gradually becoming mostly sunny today with a high near 62 and mostly clear overnight with a low near 43.  

Laramie: Expect patchy fog before 11 a.m.  There’s also a chance of showers today and before 7 p.m. tonight.  Otherwise, it should be mostly cloudy, becoming sunny today with a high near 63 and mostly clear overnight with a low near 40.  

Chugwater:  Look for patchy fog before 10 a.m.  There’s also a slight chance of rain today.  Otherwise, it should be mostly sunny today with a high near 65 and mostly clear overnight with a low near 43.  

South Central:  

Rawlins:  Watch for patchy fog between 9 a.m. and 10 a.m. today.  Otherwise, it should be partly sunny, becoming sunny with a high near 69 and mostly clear overnight with a low near 43.  

Saratoga:  Expect patchy fog before 9 a.m., otherwise it should be partly sunny, becoming sunny today with a high near 70 and mostly clear overnight with a low near 39.  

Hanna:  Look for patchy fog before 7 a.m., otherwise it should be mostly sunny today with a high near 67 and mostly clear overnight, but with patchy fog after 2 a.m. and a low near 40.