Tracking slim rain chances and a dangerous warmup

THIS MORNING: Isolated morning storms may bring lightning and downpours in spots. Most stay dry and mild warming quickly to the 80s before noon.

TODAY: Mostly sunny and humid with highs in the upper 80s. The heat index reaches the mid-upper 90s. A few isolated storms remain possible through the day.

EXTENDED: The weekend is hot and humid and mainly dry with highs climbing into the lower 90s. A Weather Alert Day is in effect from Sunday to Tuesday for the heat index rising above 105 degrees. A cold front moves through midweek bringing a chance for decent rainfall up to an inch and puts highs back into the 80s.