A warm front oriented northwest to southeast across South Dakota down through southwestern Iowa this afternoon and will lift north and east as we go through the over night. As the front lifts temps will start to rise and humid conditions will return. A deepening low is associated with this warm front centered over Wyoming and Montana which will cause breezy south to southeast winds through Monday were gust could easily be over 30 mph. Monday night a cold front will work it’s way through which could result in some strong to severe thunderstorms Monday evening/night. Behind the cold front temps will cool into the 70′s with winds switching back to the northwest.
Tonight, mostly cloudy with a low around 71, winds picking up out of the southeast around 5-15 mph. Sunday, hot, humid, and breezy with highs around 93, heat index in the mid to upper 90′s, winds southeast around 15-20 mph gusting to 30 plus mph. Sunday night, mostly clear with a low around 68, breezy with winds out of the south around 15-20 mph gust up to 30 mph.