Hot temps, Chance of thunderstorms Question of the Day Published KIFI WEATHER We'll see increasing temps and a threat for thunderstorms this weekend. Temperatures are looking to close in on 100° for Sunday and Monday with a strong ridge of high pressure over Utah. Saturday, highs into the mid 90's, with breezy winds in the afternoon and a slight chance of thunderstorms. Sunday and Monday, highs into the upper 90's and lower 100's. A slight chance of thunderstorms with gusty winds from the afternoon storm clouds. EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING… and 104 degrees possible.