

283 

WWUS20 KWNS 210629

SEL7

SPC WW 210629

SDZ000-210800-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 427

NWS STORM PREDICTION CENTER NORMAN OK

129 AM CDT FRI JUL 21 2017



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 427 ISSUED AT 1025 PM CDT FOR PORTIONS OF



         SOUTH DAKOTA

