The boundary will begin to lift north as a warm front on Tuesday. This will lead to a dramatic rise in the temperatures and humidity through the middle of the work week. Afternoon highs will climb into the middle and upper 90s by Wednesday with heat induces between 105° and 110°.
Expect scattered clouds as we go through the day Monday. A weak boundary will be the focus for a few thunderstorms this afternoon. Higher chances are expected to lie south and west of the area. Afternoon highs will top out in the middle 80s.