WGUS84 KTSA 151435 FLSTSA Flood Advisory National Weather Service Tulsa OK 935 AM CDT Wed Apr 15 2026 ...The National Weather Service in Tulsa has issued a Flood Advisory for the following rivers in Oklahoma... Illinois River near Tahlequah affecting Cherokee County. && OKC021-160245- /O.NEW.KTSA.FL.Y.0007.260415T1435Z-260418T1800Z/ /TALO2.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 935 AM CDT Wed Apr 15 2026 ...FLOOD ADVISORY IN EFFECT FROM THIS MORNING TO EARLY SATURDAY AFTERNOON... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Illinois River near Tahlequah. * WHEN...From this morning to early Saturday afternoon. * IMPACTS...At 9.0 feet, no flooding occurs but all recreational floating along the Illinois River ceases at and above 9.5 feet. * ADDITIONAL DETAILS... - At 8:30 AM CDT Wednesday the stage was 5.6 feet. - Forecast...The river is expected to rise to a crest of 9.5 feet early Friday afternoon. This forecast is based on the next 24 hours of future rainfall. Interests along the river should continue to monitor updates to the rainfall and river forecasts. - Action stage is 9.0 feet. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood && LAT...LON 3612 9487 3606 9481 3576 9487 3576 9496 3603 9496 $$