WBRZ - Baton Rouge

BATON ROUGE - The National Weather Service upgraded a hurricane watch which covered much of southeast Louisiana was to a warning this afternoon.

The warning covers a swath of Louisiana, including Assumption, Ascension and Livingston parishes, and lasts until 4 p.m. Wednesday. Forecasters also put East Baton Rouge, West Baton Rouge, Iberville, East Feliciana, West Feliciana and St. Helena parishes under a tropical storm warning.

The latest forecast for tropical storm Isaac pushed its expected landfall further west along the Gulf coast. It's predicted to be a strong Category 2 hurricane when it's forecast to make landfall around Tuesday night.

Today Gov. Jindal advised people living in low-lying areas of those affected parishes to begin voluntary evacuations, and said mandatory evacuations could be coming as early as tomorrow.

News 2 will have the latest on conditions and preparations tonight starting at 5:30 p.m.