Dangerous heat and humidity return on Tuesday with highs in the upper 90s and heat indices up to 106. All of SE Wisconsin is under a heat advisory from noon until 7 pm Tuesday. There is a slight chance for an evening t'storm to develop ahead of a cold front. These storms will be very spotty and much weaker than last Wednesday's outbreak.
Wednesday is cooler and less humid with highs in the mid 80s. It will be much more comfortable. Thursday is a great day for the start of Summerfest. It will be sunny with highs in the upper 70s along the lakefront to upper 80s inland and the humidity is low. Friday is in the 80s with scattered afternoon showers, and that chance for scattered t'showers continues into Saturday with highs in the 80s. Sunday is sunny and in the 70s.
TUESDAY: Sunny, hot, windy and humid
Isolated t'storms after 5pm
High: 98
Wind: SW 15-25 mph
WEDNESDAY: Partly cloudy, warm and less humid
High: 84
Wind: NW 10-15 mph
THURSDAY: Sunny, warm and comfortable
High: 79 Lakefront...87 Inland
Wind: SE 10-15 mph
FRIDAY: Partly cloudy and warm with scattered t'showers
High: 82 Lakefront...87 Inland
Wind: SSE 10-15 mph
SATURDAY: Partly cloudy with scattered showers
High: 84
Wind: SSW 10-15 mph