This hazardous weather outlook is for extreme southwest Nebraska... northwest Kansas and east central Colorado. .DAY ONE...TONIGHT... An isolated thunderstorm is possible this evening across the Tri- State Region, giving way to an isolated shower after midnight. Patchy fog is possible south of the Interstate after midnight. Visibility may hamper area travel in affected areas. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY... There is a marginal risk for severe weather across the region on Friday. Possible hazards include strong winds and large hail as well as the continued risk for flooding from heavy rainfall. A tornado can't be completely ruled out. Please watch for future forecast updates. There will also be a continued risk for flooding from heavy rainfall with storms each day. Locations that have received multiple rounds of heavy rainfall or flash flooding recently should keep a heightened awareness of the weather situation, especially for areas that are already flood prone. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed.