This hazardous weather outlook is for extreme southwest Nebraska... northwest Kansas and east central Colorado. .DAY ONE...TONIGHT... Strong to severe thunderstorms are forecast east of Kansas Highway 27 through the remainder of the night. The primary hazards include hail up to the size of golfballs and torrential rainfall which may produce flash flooding. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH TUESDAY... Thunderstorms are expected to increase in coverage Wednesday, Thursday, and Friday across the area. Severe storms are possible with the potential for large hail, damaging wind, and perhaps a tornado. Torrential rainfall will also accompany any storm leading to the continued risk for flash flooding. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. We would appreciate reports of severe weather, rainfall and flash flooding via telephone and social media.