Chicago will face a thunderstorm on Saturday before clouds and lower temperatures stretch into early next week.
Saturday will be humid as thunderstorms roll into the area during the afternoon. Saturday's high is in the upper 70s. Storms could linger into Saturday night as well.
Those with outdoor plans should take caution and seek indoor shelter at the first sign of a storm.
Starting Sunday, temperatures will drop to the low 70s. Normal temperatures for this time of year is in the low 80s.
Limited sunshine will cover the area before clouds move in. Storms could pop up over Sunday night as well.
The cooler temperatures will stretch into the beginning of next week before highs hit into the upper 70s on Tuesday.
Tropical Depression Nine is expected to strengthen to a tropical storm and will turn toward Florida with heavy rain, gusty winds and the risk of flooding late this week.
Another strong tropical disturbance has moved off the coast of Africa and bears watching for strengthening and impact on the Caribbean and the United States during September.
A swarm of tropical systems cruising the Atlantic Ocean will raise surf and risks to beachgoers along the East coast of the United States into Labor Day weekend.
Two tropical systems, Madeline and Lester, could pose hazards to Hawaii into Labor Day weekend.
While warmth will dominate much of Asia this autumn, drought relief is on the way for southeastern areas, but tropical cyclones could threaten lives and property surrounding the Bay of Bengal.
Thousands of Louisiana families are still cleaning up following the devastating floods that destroyed their homes.
West Chester, PA (1922)
So much hail fell that fields were covered with up to two feet drifted hail--the next day!!
New England (1954)
Hurricane Carol, first of 3 hurricanes to affect New England that year - 60 dead and $450 million damage.
Norfolk, VA (1964)
(Aug. 31 and Sept. 1) 11.40 inches of rain in 24 hours from Hurricane Cleo - all-time record.