Hurricane Ida, a Category 4 storm with 150 mph winds—just shy of Category 5—is hammering portions of southeastern Louisiana, according to the National Hurricane Center’s latest update. The hurricane made landfall just west of Grand Isle, Louisiana, located to the southwest of New Orleans, at around 12:30 p.m. ET, updated satellite footage shows. At 11 a.m., the NHC said the northern eyewall of Ida is moving to the coast of southeastern Louisiana and is about 25 miles south-southwest of Grand Isle. Flooding appears to be the greatest danger posted by Ida, as 12 to 16 feet of storm surge is expected near the mouth of the Mississippi River as well as Port Fourchon. Streets in parts of New Orleans have already started to flood, according to footage posted online, and the NHC said storm surge is already starting to impact the coast. “A NOAA National Ocean Service tide gauge in …