The Brief Plenty of sunshine is expected today, though wildfire smoke will keep skies hazy. Temperatures climb from around 80 today into the mid to upper 80s on Thursday. Quiet weather is on tap for today with a good deal of sunshine through some wildfire smoke. Chicago warms before Friday stormsWhat's next:Tomorrow will be much warmer with highs in the mid to upper 80s. Temperatures rebound a little bit next week making it into the mid 80s by Tuesday.