Following Isaac's impact on the Republican National Convention in Tampa, Fla., last week, moisture from Isaac has been fueling stormy weather at the Democratic National Convention 2012 in Charlotte, N.C.
Tropical Rainstorm Isaac's moisture met with a cold front progressing across the East, allowing for locally drenching thunderstorms to hit Charlotte this week.
Torrential downpours late Tuesday unleashed 0.89 of an inch of rain, most of which fell in less than an hour.
The threat of thunderstorms continuing today has forced President Barack Obama's Democratic Convention speech to be moved inside the Time Warner Cable Arena, according to the Associated Press.
Besides locally heavy rain, dangerous cloud-to-ground lightning and locally gusty winds may accompany the thunderstorms this afternoon and evening.
Showers and storms will linger into Friday and the weekend as many travel home from the Democratic National Convention, threatening travel delays.
The weather threatens to interfere with search, rescue and cleanup operations in the wake of the major 7.8-magnitude earthquake that has killed thousands of people with the death toll mounting.
Severe thunderstorms are rumbling across parts of Texas and Oklahoma Sunday evening.
Sunny skies and cooler conditions will be the rule this week in Chicago.
In wake of a chilly Monday with spotty showers, warmer and drier weather will settle in for much of the week ahead.
Temperatures will have their ups and downs across the Northeast this week, starting off on a cool note before milder air moves in for the middle of the week.
Dauphin Island clocked a 57 mph wind gust at the time of the boating incident, according to Mesonet.
Flagstaff, AZ (1963)
6" of snow.
Denver, CO (1972)
15.4" of snow.
West Virginia (1978)
1-1/2 feet of snow in the mountains; winds over 60 mph along the mid-Atlantic coast.