CHICAGO (CBS) — It will feel just like summer this Memorial Day weekend.

(Credit: CBS)

According to CBS 2 meteorologist Mary Kay Kleist, temps soar well into the 80s with humidity building.

(Credit: CBS)

When the next weather system moves in tomorrow and meets the heat, strong to severe storms are possible between 4:00 and 10:00 p.m. High pressure then builds at night and into Sunday.

(Credit: CBS)

But with the available heat, a stray storm is possible Sunday, although forcing is weak.

(Credit: CBS)

On Memorial Day, it will be hot with a 40% chance for storms. Rain and thunder likely Tuesday into Wednesday.

(Credit: CBS)

TONIGHT: Dense fog lakeside creeps inland. Low 56.

SATURDAY: Afternoon and evening storm threat. High 78.

SUNDAY: Partly sunny, hot and humid. Stray storm possible. High 87.

MEMORIAL DAY: Scattered storms. High 86

Hottest day of the year expected Sunday. We only hit 80 once this year, on April 7th.

Mary Kay Kleist