578
WGUS65 KRIW 231132
FFARIW
FLOOD WATCH
NATIONAL WEATHER SERVICE RIVERTON WY
532 AM MDT THU JUL 23 2026
WYZ001-004-006-008>014-016>020-022>030-231245-
/O.EXP.KRIW.FA.A.0004.000000T0000Z-260723T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YELLOWSTONE NATIONAL PARK-NORTH BIGHORN BASIN-SOUTHEAST BIGHORN
BASIN-BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-TETON AND GROS
VENTRE MOUNTAINS-JACKSON HOLE-WIND RIVER MOUNTAINS WEST-UPPER
WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-GREEN
MOUNTAINS AND RATTLESNAKE RANGE-NATRONA COUNTY LOWER ELEVATIONS-
CASPER MOUNTAIN-STAR VALLEY-SALT RIVER AND WYOMING RANGES-UPPER
GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN-SOUTH LINCOLN
COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER
COUNTY-
INCLUDING THE CITIES OF SHELL, GREYBULL, JEFFREY CITY, KAYCEE,
THAYNE, KEMMERER, RIVERTON, SHOSHONI, TEN SLEEP, GREEN RIVER,
MAMMOTH, CASPER, ALPINE, DUBOIS, FARSON, STAR VALLEY RANCH, LOVELL,
LAKE, LA BARGE, POWELL, AFTON, ROCK SPRINGS, BUFFALO, BASIN, WORLAND,
BIG PINEY, OLD FAITHFUL, PINEDALE, WAMSUTTER, JACKSON, LANDER, AND
COKEVILLE
532 AM MDT THU JUL 23 2026
..FLOOD WATCH WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING
THE FLOOD WATCH WILL EXPIRE FOR PORTIONS OF CENTRAL, NORTH CENTRAL,
NORTHWEST, SOUTH CENTRAL, SOUTHWEST, AND WEST CENTRAL WYOMING,
INCLUDING THE FOLLOWING AREAS, IN CENTRAL WYOMING, CASPER MOUNTAIN,
GREEN MOUNTAINS AND RATTLESNAKE RANGE, LANDER FOOTHILLS, NATRONA
COUNTY LOWER ELEVATIONS, UPPER WIND RIVER BASIN, WIND RIVER BASIN AND
WIND RIVER MOUNTAINS WEST. IN NORTH CENTRAL WYOMING, BIGHORN
MOUNTAINS SOUTHEAST, BIGHORN MOUNTAINS WEST, NORTHEAST JOHNSON
COUNTY, SOUTHEAST BIGHORN BASIN AND SOUTHEAST JOHNSON COUNTY. IN
NORTHWEST WYOMING, JACKSON HOLE, NORTH BIGHORN BASIN, TETON AND GROS
VENTRE MOUNTAINS AND YELLOWSTONE NATIONAL PARK. IN SOUTH CENTRAL
WYOMING, EAST SWEETWATER COUNTY, FLAMING GORGE AND ROCK SPRINGS AND
GREEN RIVER. IN SOUTHWEST WYOMING, SOUTH LINCOLN COUNTY. IN WEST
CENTRAL WYOMING, SALT RIVER AND WYOMING RANGES, STAR VALLEY, UPPER
GREEN RIVER BASIN AND UPPER GREEN RIVER BASIN FOOTHILLS.
THE FLOODING THREAT HAS ENDED. THEREFORE, THE FLOOD WATCH WILL EXPIRE
AT 6 AM MDT EARLY THIS MORNING.
WYZ002-003-005-007-015-231945-
/O.CON.KRIW.FA.A.0004.000000T0000Z-260724T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ABSAROKA MOUNTAINS-CODY FOOTHILLS-SOUTHWEST BIGHORN BASIN-OWL
CREEK AND BRIDGER MOUNTAINS-WIND RIVER MOUNTAINS EAST-
INCLUDING THE CITIES OF THERMOPOLIS, MEETEETSE, CODY, AND CLARK
532 AM MDT THU JUL 23 2026
..FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...PORTIONS OF CENTRAL AND NORTHWEST WYOMING, INCLUDING THE
FOLLOWING AREAS, IN CENTRAL WYOMING, OWL CREEK AND BRIDGER
MOUNTAINS, AND EAST WIND RIVER MOUNTAINS. IN NORTHWEST WYOMING,
ABSAROKA MOUNTAINS AND CODY FOOTHILLS.
* WHEN...THROUGH THIS EVENING.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS.
* ADDITIONAL DETAILS...
- SLOW MOVING SHOWERS AND THUNDERSTORMS AND ABNORMALLY HIGH
MOISTURE IN THE AIR CAN BRING LOCALLY HEAVY RAINFALL ON ALREADY
SATURATED GROUNDS THAT COULD LEAD TO FLOODING.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD
WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED
TO TAKE ACTION SHOULD FLOODING DEVELOP.
STRAUB
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