WWUS20 KWNS 170919 SEL6 SPC WW 170919 TXZ000-CWZ000-171100- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH - NUMBER 56 NWS STORM PREDICTION CENTER NORMAN OK 419 AM CDT SUN MAR 17 2024 THE NWS STORM PREDICTION CENTER HAS CANCELLED SEVERE THUNDERSTORM WATCH NUMBER 56 ISSUED AT 1035 PM CDT FOR PORTIONS OF TEXAS COASTAL WATERS