299 WOUS64 KWNS 240303 WOU0 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 620 NWS STORM PREDICTION CENTER NORMAN OK 903 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 620 REMAINS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS MTC003-011-017-019-021-025-033-055-069-071-075-079-083-085-087- 091-103-105-109-240400- /O.CON.KWNS.SV.A.0620.000000T0000Z-260824T0400Z/ MT . MONTANA COUNTIES INCLUDED ARE BIG HORN CARTER CUSTER DANIELS DAWSON FALLON GARFIELD MCCONE PETROLEUM PHILLIPS POWDER RIVER PRAIRIE RICHLAND ROOSEVELT ROSEBUD SHERIDAN TREASURE VALLEY WIBAUX $$ ATTN...WFO...BYZ...GGW...