YUMA COUNTY HAZARDOUS WEATHER OUTLOOK

 This hazardous weather outlook is for extreme southwest Nebraska... northwest Kansas and east central Colorado.  .DAY ONE...THIS AFTERNOON AND TONIGHT...  Isolated to scattered thunderstorms are forecast to move into far eastern Colorado and perhaps Wallace and Greeley counties in Kansas in the 5 PM to 6 PM MDT timeframe, increasing in coverage slightly as they move east toward Highway 25 by 9 PM MDT. They may increase in coverage as they continue east of Highway 25 through the rest of the night. The primary hazards through 12 AM MDT include hail up to the size of golf balls, damaging wind gusts to 65 mph, and locally excessive rainfall which could produce flooding of poor drainage and low lying areas. There is also a tornado threat west of a line from Yuma to Goodland and Tribune. A blowing dust threat from thunderstorm outflow exists this evening across eastern Cheyenne county Colorado as well as Wallace and Greeley counties. After 12 AM MDT, the primary hazards shift to excessive rainfall that could produce flooding or flash flooding.  Fog will be possible and could be dense at times toward sunrise Thursday morning.  .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH WEDNESDAY...  On Thursday, there is a Slight risk of severe thunderstorms in eastern Colorado, moving to the east. Potential hazards include hail up to 2 inches in diameter, 70 MPH wind gusts, a brief tornado or two, and excessive rainfall leading to flooding.  .SPOTTER INFORMATION STATEMENT...  Spotter activation will be needed. We would appreciate reports of severe weather, flooding and blowing dust via telephone and social media.