112K views · 973 reactions | WATCH: An update from NOAA NWS National Hurricane Center Director Ken Graham: "15 to 20 feet of storm surge is not survivable." | The Weather Channel | Facebook

17K views · 358 reactions | NHC Director Ken Graham provided the 8 a.m. EDT Sunday update on Tropical Storm Henri. | NOAA NWS National Hurricane Center | Facebook

NOAA's National Hurricane Center (NHC) says Tropical Storm Harvey (now a hurricane) -- shown here in this 1-minute visible imagery captured by GOES-16 earlier today -- is strengthening quickly and is forecast to become a major hurricane when it approaches the middle Texas coast. Harvey is located about 365 miles south-southeast of Corpus Christi, Texas, and moving toward the north-northwest near 10 miles per hour. Forecasters expect the storm to approach the middle Texas coast on Friday (8/25),