This hazardous weather outlook is for extreme southwest Nebraska... northwest Kansas and east central Colorado. .DAY ONE...TONIGHT... Strong to possibly severe thunderstorms may occur north of a Yuma, CO to Imperial, NE line through 1 AM MDT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY... There is a chance for evening thunderstorms across the region for Monday, Tuesday and Wednesday nights. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed.