National Weather Service

Tropical Storm Isaac Expected to Bypass Southwest Louisiana
UPDATE 7 p.m., 8/27 -- 26.7 N, 86.5 W, 70 mph, 981 mb: Isaac still remains too ragged to become strong enough to be a hurricane, but it is expected to get stronger overnight.  Officials are becoming more concerned about the storm surge that will likely push ashore near the Louisiana/Mississippi bord…