...RED FLAG WARNING IN EFFECT MONDAY AFTERNOON THROUGH EARLY EVENING ACROSS THE WESTERN SOUTH DAKOTA PLAINS... .Hot, dry, and windy conditions on Monday will support widespread critical fire weather conditions across the western South Dakota plains. Temperatures tomorrow will be in the upper 80s to mid 90s with humidities dropping to 10-20 percent. Gusts of 25 to 40 mph are also expected. A dry cold front will cross western South Dakota in the afternoon and early evening, bringing quickly- chan