Tropical Storm Bertha makes landfall in Louisiana

UP NEXTTropical Storm Bertha remains relatively weak as Gulf Coast deals with rough surf04:08Tropical Storm Bertha Set to Bring Flooding Along Gulf Coast02:48Tornadoes Strike Multiple States as Storms Sweep Across US01:38Reported tornadoes hit New York City area01:52Northeast Faces Heavy Rain; South Braces for Storm Bertha03:48More Storms, Heat and Air Quality Concerns Loom Across the US03:47Major disaster declared after Texas floods01:55New flooding emergencies in Texas01:59100 million Americans facing dangerous wildfire smoke02:05Wildfire Smoke, More Rain in Texas: Al Roker Tracks US Forecast02:04Severe Flooding in Texas Leaves 2 Dead; More Floods Expected02:17Wildfire Smoke Triggers Code Purple Air Alert for Pennsylvania02:10Desperate effort to rescue families from floodwaters02:13Dangerous waters sweep through West Hollywood 01:20Midwest sees world's worst air quality as wildfire smoke spreads02:00Deadly flooding hits same region of Texas devastated by floods last year02:06Heavy Rain Continues in Texas With Millions Under Flood Watches04:06Video Shows Canadian Train Crew Surrounded by Wildfire Flames02:03Terrifying video of train trapped in wildfire02:01Tornado hits Texas during rush hour02:03NBC News NOWUP NEXTTropical Storm Bertha remains relatively weak as Gulf Coast deals with rough surf04:08Tropical Storm Bertha Set to Bring Flooding Along Gulf Coast02:48Tornadoes Strike Multiple States as Storms Sweep Across US01:38Reported tornadoes hit New York City area01:52Northeast Faces Heavy Rain; South Braces for Storm Bertha03:48More Storms, Heat and Air Quality Concerns Loom Across the US03:47