UPDATE: The Cheyenne Office of the National Weather Service says what had been Winter Storm Watches in southeast Wyoming have now been upgraded to more severe Winter Storm Warnings.

Cheyenne is now under a Winter Storm Warning. Laramie, as of 4 p.m., was right on the edge of an area covered by a Winter Storm Warning, but was still only under a Winter Weather Advisory

Original Post: The Cheyenne Office of the National Weather Service  as of Monday morning says there is a 65 percent chance Cheyenne gets six inches of snow with an incoming cold front, while for Laramie there is a 63 percent chance.

That's according to a map on the agency's website:

Here is another map on snowfall:May be an image of map and textA significant late season snow event is expected to move into the area Monday night and continue through Wednesday morning. Winter Storm Warnings, Watches, and Winter Weather Advisories have been issued.


Rain showers will mix with and change over to snow Monday night through Wednesday morning


Cheyenne, Laramie Forecasts

Cheyenne Forecast

Today
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 67. Breezy, with a west northwest wind 15 to 20 mph becoming north northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight
Rain before 1am, then rain and snow. Some thunder is also possible. Low around 30. North northeast wind 10 to 15 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Snow. High near 35. North northeast wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. Low around 23. North northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 40. North wind 10 to 15 mph. Chance of precipitation is 70%.
Wednesday Night
Mostly clear, with a low around 21.
Thursday
Mostly sunny, with a high near 62. Breezy.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 36.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65.
Friday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 66. Breezy.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 63.
Laramie Forecast
Today
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 60. Breezy, with a west wind 10 to 20 mph becoming east northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain showers before midnight, then rain, possibly mixed with snow showers between midnight and 2am, then snow after 2am. Some thunder is also possible. Low around 30. East northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 32. East northeast wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. Low around 21. East northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 36. North northeast wind 10 to 15 mph becoming west northwest in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 19.
Thursday
A slight chance of rain and snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 56. Breezy. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 35.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 61. Breezy.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 35. Breezy.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 58.

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