WGUS46 KPDT 202315 FLWPDT BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Pendleton OR 415 PM PDT Fri Mar 20 2026 ...The National Weather Service in Pendleton OR has issued a Flood Warning for the following rivers in Washington... Yakima River at Umtanum affecting Kittitas County. Yakima River near Parker affecting Yakima County. Yakima River at Kiona affecting Benton County. For the Yakima River...including Horlick, Umtanum, Parker, Kiona... Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/pdt. && WAC037-211300- /O.NEW.KPDT.FL.W.0004.260321T0937Z-260322T0707Z/ /UMTW1.1.ER.260321T0937Z.260321T1800Z.260322T0106Z.NO/ 415 PM PDT Fri Mar 20 2026 ...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO EARLY SUNDAY MORNING... * WHAT...Minor flooding is forecast. * WHERE...Yakima River at Umtanum. * WHEN...From late tonight to early Sunday morning. * IMPACTS...At 35.5 feet, At this level, there will be minor flooding in areas along the river from Teanaway to Ellensburg including Irene Rienhart Park in Ellensburg. * ADDITIONAL DETAILS... - At 3:15 PM PDT Friday the stage was 34.8 feet. - Bankfull stage is 33.5 feet. - Forecast...The river will rise above flood stage just after midnight tonight to 35.7 feet late tomorrow morning. It will then fall below flood stage tomorrow evening to 33.3 feet late Tuesday evening. It will rise to 33.8 feet late Thursday morning. It will then fall again and remain below flood stage. - Flood stage is 35.5 feet. - Flood History...This crest compares to a previous crest of 35.2 feet on 01/31/1965. - http://www.weather.gov/safety/flood && LAT...LON 4701 12058 4696 12050 4689 12048 4687 12046 4685 12048 4685 12050 4689 12051 4693 12053 4698 12060 $$ WAC077-211300- /O.NEW.KPDT.FL.W.0005.260321T0945Z-260322T1730Z/ /PARW1.1.ER.260321T0945Z.260322T0000Z.260322T1129Z.NO/ 415 PM PDT Fri Mar 20 2026 ...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO LATE SUNDAY MORNING... * WHAT...Minor flooding is forecast. * WHERE...Yakima River near Parker. * WHEN...From late tonight to late Sunday morning. * IMPACTS...At 10.0 feet, There will be minor flooding of pastures and farm roads adjacent to the river. * ADDITIONAL DETAILS... - At 2:30 PM PDT Friday the stage was 9.2 feet. - Bankfull stage is 9.4 feet. - Forecast...The river will rise above flood stage just after midnight tonight to 10.5 feet tomorrow afternoon. It will then fall below flood stage early Sunday morning to 7.3 feet late Tuesday evening. - Flood stage is 10.0 feet. - Flood History...This crest compares to a previous crest of 10.4 feet on 02/08/2020. - http://www.weather.gov/safety/flood && LAT...LON 4664 12051 4660 12046 4655 12044 4652 12045 4648 12040 4647 12038 4645 12041 4651 12050 4655 12050 4660 12050 4662 12053 $$ WAC005-211300- /O.NEW.KPDT.FL.W.0006.260322T0511Z-260324T1937Z/ /KIOW1.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 415 PM PDT Fri Mar 20 2026 ...FLOOD WARNING IN EFFECT FROM SATURDAY EVENING TO EARLY TUESDAY AFTERNOON... * WHAT...Minor flooding is forecast. * WHERE...Yakima River at Kiona. * WHEN...From Saturday evening to early Tuesday afternoon. * IMPACTS...At 14.5 feet, At this level, there will be moderate flooding of farmland, roads and some residential areas... especially in the West Richland area. * ADDITIONAL DETAILS... - At 3:30 PM PDT Friday the stage was 11.1 feet. - Bankfull stage is 11.0 feet. - Forecast...The river will rise above flood stage late tomorrow evening to 14.1 feet early Monday morning. It will then fall below flood stage Tuesday morning to 10.4 feet late Thursday morning. - Flood stage is 13.0 feet. - Flood History...This crest compares to a previous crest of 14.0 feet on 03/03/1901. - http://www.weather.gov/safety/flood && LAT...LON 4628 11950 4633 11951 4639 11944 4637 11938 4629 11931 4626 11928 4624 11930 4630 11937 4636 11943 4633 11947 4627 11946 4624 11949 4626 11952 $$ GP