Isaac remains on a collision course with the Florida Keys for later today with widespread impacts expected throughout South Florida to close out the weekend. While this story details those impacts, here they are in graphical form:
Widespread flooding is a serious concern with 4 to 8 inches of rain expected in Miami, Naples and Key West.
The strength of the strongest winds could cause minor structural damage, widespread tree damage and power outages.
The expected storm surge of 3 to 6 feet along Florida's southwestern coast will not occur until after Isaac's center passes by to the north.
A more detailed track map of Isaac can be found on the AccuWeather Hurricane Center.
Downpours and locally severe thunderstorms over the Central states will not only foil holiday weekend activities, but will also put some lives at risk.
A few days after a chilly storm departs the Northeast, warm weather will make a strong comeback in parts of the Midwest and the East later next week.
The storm responsible for the wind, cold, rain and snow in the Northeast Friday and Saturday will slowly ease up for the balance of the holiday weekend.
During Sunday's race, the skies will be variably cloudy with the risk of a few showers.
"This pup was literally singing when he saw his family," Michelle Karolicki, relocation program manager of the Central Oklahoma Humane Society, said about a reunion that took place on Thursday.
Another plunge of chilly air will set the stage for the risk of a frost and freeze centered Michigan, Ohio, West Virginia and other nearby states this weekend.
Wesley, LA (1991)
Heavy rain (25th-26th) resulted in widespread flooding. One hundred-sixty homes -- 80% of the total number of houses in town -- received structural or water damage. A total of 6.5" of rain fell in 2-1/2 hours.
New York, NY (1979)
A one-hour and 18 minute delay between the Pirates and Mets game due to fog.
Tornado swarm in Iowa, Illinois and Michigan; 74 killed.