Warm-Up in the Works, Smoke Recedes to North

Published: Sep. 17, 2022 at 9:17 PM CDT
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CHEYENNE, Wyo. (Wyoming News Now) - General thunderstorms and rain showers started in southwest Wyoming in the early afternoon. They streaked northeast through the afternoon, into the evening and even the morning hours as nocturnal storms will dissipate after midnight. After the long duration of weather Saturday and early Sunday, a warming and clearing will occur Sunday and Monday. Sunday morning low temperatures mostly range from the 40s to low 50s. Sunday high temperatures will start the warming trend with Wyoming temperatures in the low 80s and 70s with the exception for Wheatland and western Nebraska.

Warming starts Sunday across Wyoming.
Warming starts Sunday across Wyoming.(Ryan Shollenberger)

Winds will be breezy over the next few days. Sunday afternoon breezy winds remain in southwest reaching the mid 20mph range. Sunday night winds will spread toward the northeast into Monday morning reaching near 30mph in Buffalo and Gillette. Monday morning breezy winds will persist through the morning and increase into the afternoon to above 30mph in Rawlins, Yellowstone, and Dubois. Monday afternoon winds are forecasted as the strongest at this time.

Winds will originate and remain in the southwest half of Wyoming. Sunday night and Monday...
Winds will originate and remain in the southwest half of Wyoming. Sunday night and Monday morning, winds will increase and become more widespread over Wyoming.(Ryan Shollenberger)

All these winds are good news for the smoke forecast that will make smoke take an exit to the north. Currently, there are five locations that have a Moderate level of air quality in the Air Quality Index (AQI). They are in west and north Wyoming with the National Parks having the worst particulate matter by the smoke forecast graphic though no readings confirm this. As early as Sunday morning, the southern border will be mostly clear from smoke. By Sunday evening, all will be clear but the eastern Wyoming border will be under light smoke. By sunrise Monday, the smoke will have cleared all of Wyoming.

Sunday morning smoke will migrate north. By noon, smoke will be absent in the southern half of...
Sunday morning smoke will migrate north. By noon, smoke will be absent in the southern half of Wyoming.(Ryan Shollenberger)