A flood watch is in effect for metro Miami-Dade and Broward counties and a coastal flood statement is in effect through late Wednesday evening for the Florida Keys.

Another Heat Advisory was issued Thursday for South Florida as it was confirmed that Earth’s average temperature Wednesday matched its record high set a day earlier.

How familiar are you with all the storm terms and hurricane categories? Do you know the difference between a Category 2 storm and a Category 5?

Nearly 18 million people are under flood watches or warnings stretching from the Mexican border to almost the Canadian border in Michigan. A slow-moving stationary front across the center of the country will continue to drift east over the region through Wednesday night. "This is the dividing line between the cold air in the West and the warm air in the South," said CNN Meteorologist Dave Hennen. The most torrential rain today is expected in the Midwest, where 2 to 4 inches of rain could fall over a widespread area. Rainfall across the US is being enhanced by the moisture from Tropical Depression Narda on the western coast of Mexico.