WSUS03 KKCI 082334 WS3Y CHIY WS 082334 SIGMET YANKEE 6 VALID UNTIL 090333 NE MT WY CO FROM 20WSW HVR TO BFF TO 20W DEN TO 50SW CHE TO FCA TO 20WSW HVR OCNL SEV TURB BTN FL370 AND FL450. DUE TO WNDSHR ASSOCD WITH JTST AND MTN WV ACT. RPTD BY B737, LJ45, E295. CONDS CONTG BYD 0333Z. ....