A weak front will move in bringing a slight change in temperatures. Still toasty though as triple digits return by Tuesday.
A little upper level moisture will move in across southern Utah bringing a chance of some isolated thunderstorms.
However, none of that moisture moves to the north as conditions stay dry along the Wasatch Front.
Salt Lake City
Sunday: Mostly sunny. Highs: Upper 90s.
Sunday Night: Mostly clear. Lows: Low 70s.
Monday: Mostly sunny and still hot. Highs: Upper 90s.
St. George
Sunday: Mostly sunny. Highs: Near 106.
Sunday Night: Mostly clear. Lows: Upper 70s.
Monday: Sunny and very hot. Highs: Near 107.