Unsettled weather and severe thunderstorm chances will continue toexpand across much of the central United States over the next severaldays......Active fire weather pattern to emerge over the southern High Plains onThursday......Above average temperatures shift from the Great Basin to the Plains,while the West and East remain cool through the end of the week...An increasingly active weather pattern is beginning to unfold across themid-section of the country as an upper-level trough from the s...