From the National Weather Service – Cheyenne, WY …FLASH FLOOD WATCH THIS AFTERNOON AND EVENING… .THE ATMOSPHERE OVER SOUTHEAST WYOMING AND WESTERN NEBRASKA IS VERY MOIST. THUNDERSTORMS THAT DEVELOP THIS AFTERNOON AND EVENING HAVE THE POTENTIAL TO PRODUCE LOCALLY VERY HEAVY RAINFALL. IN ADDITION THESE STORMS WILL BE VERY SLOW MOVING WHICH WILL ALLOW SIGNIFICANT [...]

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Monsoon moisture will bring a mix of clouds and sun to Wyoming over the next several days along with good chances for afternoon and evening scattered showers and thunderstorms. The chances for scattered showers and thunderstorms will be found statewide for the next several days. Some thunderstorms have the potential to produce heavy rainfall, small [...]

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The usual late July flow of higher humidity air from the south will bring increasing chances for showers and thunderstorms over all of Wyoming over the next several days. Thunderstorm and shower activity could pop up just about anywhere across Wyoming today through the weekend. Some thunderstorms will bring heavy rain, hail and strong and [...]

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High pressure and a drier airmass will lead to nice weather across Wyoming this weekend. Temperatures will be comfortable with highs on the plains in the 70s and 80s and lows 40s and 50s. The chances for rain will be low statewide through most of the weekend, the exception will be a few isolated late [...]

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While dry air will move into western and southwestern Wyoming today while higher humidity air will remain in the far east. The far eastern counties of the state will experience some morning rain showers with a good chance for showers and thunderstorms redeveloping by afternoon and evening. Warmer and drier weather will move into Wyoming [...]

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A surge of humidity and energy lifting north out of Colorado will trigger widespread showers and thunderstorms across all of Wyoming today. Some thunderstorms will produce heavy rain, hail and strong winds. Heavy rain will be the biggest concern. Drier air will lead to warmer temperatures and less thunderstorm activity on Thursday and Friday.

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Temperatures will be a little cooler across the state today after the passage of a weak cool front overnight. While only isolated thunderstorms are expected in the far west, northwest and southwest, expect a good chance for afternoon and evening thunderstorms in the far east, northeast and southeast areas of the state. Once again severe [...]

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Wyoming’s weather will be very close to normal in regards to temperatures and conditions as high pressure is now well established across the region. Expect warm to hot days and mild nights. There will be a handful of isolated to widely scattered afternoon and evening thunderstorms some of which will cause strong and gusty winds. [...]

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Some of the hottest temperatures of the year will develop across Wyoming over the weekend as high pressure builds over the region helping to draw hot, dry desert air into the Rockies. Temperatures will range from the upper 80s to the upper 90s on the plains with 70s and 80s in the mountains. A few [...]

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A classic mid summer weather pattern will develop across Wyoming over the next several days and well into next week. Temperatures will rebound into the 80s and 90s on the plains with 70s and 80s in the mountains and high valleys. Thunderstorm chances will be low through Friday but a few isolated thunderstorms will develop [...]

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