Don Day Wyoming Weather Forecast: Thursday, May 18, 2023

Wyoming can expect cooler and more unsettled weather today, with another smattering of showers and thunderstorms. Patchy smoke from western Canada wildfires could push into the northeast part of Wyoming today as well, and temperatures should average around 10 to 15 degrees cooler than yesterday.

WC
Wendy Corr

May 18, 20237 min read

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It’s Thursday, May 18 – and the state can expect cooler and more unsettled weather, with another scattering of showers and thunderstorms. Patchy smoke from western Canada wildfires could push into the northeast part of Wyoming today as well, and temperatures should average around 10 to 15 degrees cooler than yesterday. But tomorrow we’ll see a return to near normal temperatures, with drier conditions. 

Central:

Casper can expect some scattered showers early this morning, gradually becoming mostly sunny, with a high near 65. Partly sunny and breezy today in Jeffrey City, with scattered showers in the morning, and a high near 61; winds could gust as high as 21 mph. Partly sunny today in Lander, with scattered showers and thunderstorms also possible after noon, and a high near 63. 

Mostly clear tonight in Casper, with a low around 44. Mostly clear and breezy in Jeffrey City overnight, with a low around 40 and winds gusting as high as 21 mph. Partly cloudy in Lander tonight, with isolated showers and thunderstorms before midnight, and a low around 43. 

Southwest:

Partly sunny today in Evanston, with a chance of showers and thunderstorms in the morning; showers are likely after noon, with the possibility of a thunderstorm, and a high near 65. Mostly sunny in Green River today, with a high near 68. Mostly sunny today in Cokeville, with scattered showers and thunderstorms in the afternoon, and a high near 64. 

Partly cloudy overnight in Evanston, with a 20 percent chance of showers and thunderstorms and a low around 42. Partly cloudy in Green River tonight, with isolated showers and thunderstorms, and a low around 43. Partly cloudy tonight in Cokeville, with isolated showers and thunderstorms, and a low around 36. 

Western Wyoming:

Partly sunny today in Pinedale, with scattered showers and thunderstorms in the afternoon, and a high near 63. Partly sunny in La Barge today, with scattered showers and thunderstorms after noon, and a high near 66. Mostly sunny today in Afton, with scattered showers and thunderstorms in the afternoon, and a high near 67. 

Partly cloudy in Pinedale overnight, with isolated showers and thunderstorms, and a low around 37. Partly cloudy tonight in La Barge, with isolated showers and thunderstorms, and a low around 38. Mostly clear overnight in Afton, with scattered showers and thunderstorms, and a low around 37. 

Northwest:

Mostly sunny today in Jackson, with isolated showers and thunderstorms after noon and a high near 69. Partly sunny and breezy in Dubois today, with isolated showers in the morning and scattered showers and thunderstorms after noon, and a high near 62; winds could gust as high as 20 mph. Sunny and breezy today in Yellowstone National Park, with a high near 67; winds could gust as high as 20 mph.

Mostly clear in Jackson overnight, with a low around 35. Partly cloudy tonight in Dubois, with isolated showers and thunderstorms before midnight, and a low around 38. Mostly clear overnight in Yellowstone, with a low around 40. 

Bighorn Basin:

Mostly cloudy this morning in Thermopolis, then gradually becoming sunny, with a high near 70. Mostly sunny today in Worland, with a high near 71. Mostly cloudy this morning in Cody, then gradually becoming sunny, with a high near 67; breezy, with winds gusting as high as 20 mph.

Mostly clear overnight in Thermopolis, with a low around 45. Mostly clear and breezy tonight in Worland, with a low around 43; winds could gust as high as 23 mph. Mostly clear and breezy in Cody overnight, with a low around 45; winds could gust as high as 26 mph.

North Central:

Mostly sunny and breezy today in Buffalo, with isolated showers and thunderstorms after noon, and a high near 63; winds could gust as high as 24 mph. Mostly sunny in Sheridan today, with a 20 percent chance of showers, and a high near 69; patchy smoke from wildfires in western Canada will also be present. Clearmont can expect some patchy smoke today, otherwise mostly sunny, with a high near 67. 

Mostly clear and breezy overnight in Buffalo, with a low around 42; winds could gust as high as 28 mph. Mostly clear in Sheridan tonight, with a low around 38. Mostly clear overnight in Clearmont, with a low around 40. 

Northeast:

Gillette can expect some patchy smoke in the morning, otherwise mostly sunny and breezy, with a high near 66; winds could gust as high as 23 mph. Sunny and breezy today in Newcastle, with a high near 68; winds could gust as high as 23 mph. Patchy smoke can be expected in Moorcroft this morning, otherwise mostly sunny, with a high near 67. 

Mostly clear and breezy overnight in Gillette, with a low around 39; winds could gust as high as 24 mph. Clear and breezy in Newcastle tonight, with a low around 39; winds could gust as high as 23 mph. Mostly clear and breezy overnight in Moorcroft, with a low around 37; winds could gust as high as 22 mph.

Eastern Plains:

Mostly cloudy today in Wheatland, with a chance of showers and thunderstorms in the morning; then showers are likely and possibly a thunderstorm after noon, with a high near 64. Partly sunny in Douglas today, with a chance of showers in the morning; then showers are likely, and possibly a thunderstorm after noon, with a high near 65. Mostly cloudy today in Guernsey, with a chance of showers and thunderstorms in the morning; then showers are likely and possibly a thunderstorm after noon, with a high near 65. 

Wheatland can expect a slight chance of showers and thunderstorms tonight, otherwise partly cloudy, with a low around 44. Partly cloudy tonight in Douglas, with a low around 42. Partly cloudy in Guernsey overnight, with a low around 44.

Southeast:

Laramie can expect a chance of showers and thunderstorms this morning, then showers are likely, and possibly a thunderstorm after noon, and a high near 58. There’s a chance of showers and thunderstorms this morning in Cheyenne, then showers and possibly a thunderstorm after noon, with a high near 58. Chugwater has a chance of showers and thunderstorms in the morning, then showers are likely and possibly a thunderstorm after noon, with a high near 60. 

Mostly cloudy overnight in Laramie, with a chance of showers and thunderstorms, and a low around 39. Mostly cloudy in Cheyenne tonight, with a chance of showers and thunderstorms, and a low around 43. Mostly cloudy overnight in Chugwater, with a 30 percent chance of showers and thunderstorms before midnight, and a low around 43. 

South Central:

Saratoga can expect a chance of showers and thunderstorms in the morning, then showers and possibly a thunderstorm after noon, with a high near 63. There’s a chance of showers and thunderstorms this morning in Rawlins, with showers and possibly a thunderstorm after noon, with a high near 62. Hanna has a chance of showers and thunderstorms this morning, with showers and possibly a thunderstorm after noon, and a high near 59. 

Partly cloudy overnight in Saratoga, with a low around 37. Partly cloudy in Rawlins tonight, with a low around 40. There’s a slight chance of showers and thunderstorms tonight in Hanna, otherwise partly cloudy, with a low around 40. 

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WC

Wendy Corr

Features Reporter