103 WOUS64 KWNS 240003 WOU8 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 618 NWS STORM PREDICTION CENTER NORMAN OK 603 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 618 REMAINS IN EFFECT UNTIL 800 PM MDT FOR THE FOLLOWING LOCATIONS NEC013-031-045-069-075-123-161-240200- /O.CON.KWNS.SV.A.0618.000000T0000Z-260824T0200Z/ NE . NEBRASKA COUNTIES INCLUDED ARE BOX BUTTE CHERRY DAWES GARDEN GRANT MORRILL SHERIDAN $$ SDC007-019-033-047-055-063-071-081-093-102-103-105-240200- /O.CON.KWNS.SV.A.0618.000000T0000Z-260824T0200Z/ SD . SOUTH DAKOTA COUNTIES INCLUDED ARE BENNETT BUTTE CUSTER FALL RIVER HAAKON HARDING JACKSON LAWRENCE MEADE OGLALA LAKOTA PENNINGTON PERKINS $$ ATTN...WFO...CYS...LBF...UNR...  104 WOUS64 KWNS 240003 WOU7 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 617 NWS STORM PREDICTION CENTER NORMAN OK 603 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 617 REMAINS IN EFFECT UNTIL 700 PM MDT FOR THE FOLLOWING LOCATIONS MTC005-009-027-031-037-057-067-095-097-107-240100- /O.CON.KWNS.SV.A.0617.000000T0000Z-260824T0100Z/ MT . MONTANA COUNTIES INCLUDED ARE BLAINE CARBON FERGUS GALLATIN GOLDEN VALLEY MADISON PARK STILLWATER SWEET GRASS WHEATLAND $$ ATTN...WFO...TFX...BYZ...  797 WOUS64 KWNS 240013 WOU0 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 620 NWS STORM PREDICTION CENTER NORMAN OK 613 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 620 REMAINS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS MTC003-011-017-019-021-025-033-055-065-069-071-075-079-083-085- 087-091-103-105-109-111-240400- /O.CON.KWNS.SV.A.0620.000000T0000Z-260824T0400Z/ MT . MONTANA COUNTIES INCLUDED ARE BIG HORN CARTER CUSTER DANIELS DAWSON FALLON GARFIELD MCCONE MUSSELSHELL PETROLEUM PHILLIPS POWDER RIVER PRAIRIE RICHLAND ROOSEVELT ROSEBUD SHERIDAN TREASURE VALLEY WIBAUX YELLOWSTONE $$ ATTN...WFO...BYZ...GGW...  271 WOUS64 KWNS 240023 WOU9 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 619 NWS STORM PREDICTION CENTER NORMAN OK 623 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 619 REMAINS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS IDC005-007-011-019-029-031-041-071-077-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ ID . IDAHO COUNTIES INCLUDED ARE BANNOCK BEAR LAKE BINGHAM BONNEVILLE CARIBOU CASSIA FRANKLIN ONEIDA POWER $$ UTC003-005-011-029-033-035-043-045-049-051-057-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ UT . UTAH COUNTIES INCLUDED ARE BOX ELDER CACHE DAVIS MORGAN RICH SALT LAKE SUMMIT TOOELE UTAH WASATCH WEBER $$ WYC041-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ WY . WYOMING COUNTIES INCLUDED ARE UINTA $$ ATTN...WFO...PIH...SLC...  272 WOUS64 KWNS 240023 WOU1 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 621 NWS STORM PREDICTION CENTER NORMAN OK 623 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 621 REMAINS IN EFFECT UNTIL 900 PM MDT FOR THE FOLLOWING LOCATIONS NDC001-007-011-025-033-037-041-053-057-059-065-085-087-089- 240300- /O.CON.KWNS.SV.A.0621.000000T0000Z-260824T0300Z/ ND . NORTH DAKOTA COUNTIES INCLUDED ARE ADAMS BILLINGS BOWMAN DUNN GOLDEN VALLEY GRANT HETTINGER MCKENZIE MERCER MORTON OLIVER SIOUX SLOPE STARK $$ ATTN...WFO...BIS...  843 WOUS64 KWNS 240033 WOU8 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 618 NWS STORM PREDICTION CENTER NORMAN OK 633 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 618 REMAINS IN EFFECT UNTIL 800 PM MDT FOR THE FOLLOWING LOCATIONS NEC013-031-045-069-075-123-161-240200- /O.CON.KWNS.SV.A.0618.000000T0000Z-260824T0200Z/ NE . NEBRASKA COUNTIES INCLUDED ARE BOX BUTTE CHERRY DAWES GARDEN GRANT MORRILL SHERIDAN $$ SDC007-019-033-047-055-063-071-081-093-102-103-105-240200- /O.CON.KWNS.SV.A.0618.000000T0000Z-260824T0200Z/ SD . SOUTH DAKOTA COUNTIES INCLUDED ARE BENNETT BUTTE CUSTER FALL RIVER HAAKON HARDING JACKSON LAWRENCE MEADE OGLALA LAKOTA PENNINGTON PERKINS $$ ATTN...WFO...CYS...LBF...UNR...  845 WOUS64 KWNS 240033 WOU7 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 617 NWS STORM PREDICTION CENTER NORMAN OK 633 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 617 REMAINS IN EFFECT UNTIL 700 PM MDT FOR THE FOLLOWING LOCATIONS MTC005-009-027-031-037-057-067-095-097-107-240100- /O.CON.KWNS.SV.A.0617.000000T0000Z-260824T0100Z/ MT . MONTANA COUNTIES INCLUDED ARE BLAINE CARBON FERGUS GALLATIN GOLDEN VALLEY MADISON PARK STILLWATER SWEET GRASS WHEATLAND $$ ATTN...WFO...TFX...BYZ...  259 WOUS64 KWNS 240043 WOU0 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 620 NWS STORM PREDICTION CENTER NORMAN OK 643 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 620 REMAINS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS MTC003-011-017-019-021-025-033-055-065-069-071-075-079-083-085- 087-091-103-105-109-111-240400- /O.CON.KWNS.SV.A.0620.000000T0000Z-260824T0400Z/ MT . MONTANA COUNTIES INCLUDED ARE BIG HORN CARTER CUSTER DANIELS DAWSON FALLON GARFIELD MCCONE MUSSELSHELL PETROLEUM PHILLIPS POWDER RIVER PRAIRIE RICHLAND ROOSEVELT ROSEBUD SHERIDAN TREASURE VALLEY WIBAUX YELLOWSTONE $$ ATTN...WFO...BYZ...GGW...  260 WOUS64 KWNS 240043 WOU9 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 619 NWS STORM PREDICTION CENTER NORMAN OK 643 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 619 REMAINS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS IDC007-029-041-071-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ ID . IDAHO COUNTIES INCLUDED ARE BEAR LAKE CARIBOU FRANKLIN ONEIDA $$ UTC003-005-011-029-033-035-043-045-049-051-057-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ UT . UTAH COUNTIES INCLUDED ARE BOX ELDER CACHE DAVIS MORGAN RICH SALT LAKE SUMMIT TOOELE UTAH WASATCH WEBER $$ WYC041-240400- /O.CON.KWNS.SV.A.0619.000000T0000Z-260824T0400Z/ WY . WYOMING COUNTIES INCLUDED ARE UINTA $$ ATTN...WFO...PIH...SLC...  553 WOUS64 KWNS 240053 WOU1 SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 621 NWS STORM PREDICTION CENTER NORMAN OK 653 PM MDT SUN AUG 23 2026 SEVERE THUNDERSTORM WATCH 621 REMAINS IN EFFECT UNTIL 900 PM MDT FOR THE FOLLOWING LOCATIONS NDC001-007-011-025-033-037-041-053-057-059-065-085-087-089- 240300- /O.CON.KWNS.SV.A.0621.000000T0000Z-260824T0300Z/ ND . NORTH DAKOTA COUNTIES INCLUDED ARE ADAMS BILLINGS BOWMAN DUNN GOLDEN VALLEY GRANT HETTINGER MCKENZIE MERCER MORTON OLIVER SIOUX SLOPE STARK $$ ATTN...WFO...BIS...