Station Name: YAKIMA RIVER ABOVE AHTANUM CREEK AT UNION GAP, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 935 feet

Nearest Address:
1681–1699 Thorp Rd
Wapato, WA 98951
Yakima County

GPS Coordinates: 46.53429376, -120.4672855

Nearby Water Temperatures

Flood Watch issued March 24 at 5:16PM PDT until March 26 at 12:00PM PDT by NWS Pendleton OR

Effective: Tue March 24, 2026, 5:16 PM
Expires: Wed March 25, 2026, 7:00 AM

...The National Weather Service in Pendleton OR has issued a Flood Watch for the following rivers in Washington... Yakima River near Parker affecting Yakima Valley zone. For the Yakima River...including Horlick, Umtanum, Parker, Kiona... flooding is possible. * WHAT...Flooding is possible. * WHERE...Yakima River near Parker. * WHEN...From Wednesday evening to early Thursday afternoon. * IMPACTS...At 10.0 feet, There will be minor flooding of pastures and farm roads adjacent to the river. * ADDITIONAL DETAILS... - At 3:30 PM PDT Tuesday the stage was 7.9 feet. - Forecast...Flood stage may be reached late Wednesday evening. - Flood stage is 10.0 feet. - http://www.weather.gov/safety/flood

If you are in the watch area, remain alert to possible flooding. Additional information is available at www.weather.gov/pdt.

Flood Warning issued March 24 at 3:59PM PDT until March 26 at 3:54PM PDT by NWS Pendleton OR

Effective: Tue March 24, 2026, 3:59 PM
Expires: Wed March 25, 2026, 7:15 AM

...The Flood Warning continues for the following rivers in Washington... Naches River near Naches affecting Yakima County. For the Naches River...including Naches...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Naches River near Naches. * WHEN...Until Thursday afternoon. * IMPACTS...At 19.0 feet, Moderate flooding is possible from Cliffdell downstream to Yakima. * ADDITIONAL DETAILS... - At 2:45 PM PDT Tuesday the stage was 17.7 feet. - Bankfull stage is 15.0 feet. - Forecast...The river is expected to rise above flood stage late this afternoon to a crest of 18.5 feet late tomorrow morning. It will then fall below flood stage late Thursday morning. - Flood stage is 17.8 feet. - Flood History...This crest compares to a previous crest of 18.6 feet on 02/07/2020. - http://www.weather.gov/safety/flood

Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/pdt.

Flood Warning issued March 24 at 5:13PM PDT until March 26 at 10:00AM PDT by NWS Pendleton OR

Effective: Tue March 24, 2026, 5:13 PM
Expires: Wed March 25, 2026, 7:00 AM

...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. * WHAT...Minor flooding is forecast. * WHERE...Yakima River at Umtanum. * WHEN...From Wednesday afternoon to late Thursday 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 4:15 PM PDT Tuesday the stage was 33.8 feet. - Bankfull stage is 33.5 feet. - Forecast...The river is expected to rise above flood stage early tomorrow afternoon to a crest of 35.6 feet tomorrow afternoon. It will then fall below flood stage early Thursday morning. - 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

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/pdt.

Flood Warning issued March 24 at 3:59PM PDT until March 26 at 11:00PM PDT by NWS Pendleton OR

Effective: Tue March 24, 2026, 3:59 PM
Expires: Thu March 26, 2026, 11:00 PM

* WHAT...Flooding along the Yakima River at Easton caused by excessive rainfall and snowmelt is expected. * WHERE...A portion of south central Washington, including the following county, Kittitas. * WHEN...Until 1100 PM PDT Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 352 PM PDT, Doppler radar and automated rain gauges indicated moderate rain along the Cascade crest. Flooding is ongoing or expected to begin shortly along the Yakima River near Easton and Elk Meadows. - The current observation for the Yakima River at Easton is 51.0 feet at 2 PM this afternoon. Minor Flood stage for the Yakima River at Easton is 51.3 feet. The Yakima River is expected to rise above minor flood stage around midnight tonight, peak at 51.6 feet at 5 PM Wednesday afternoon then drop below minor flood stage 5 PM Thursday afternoon. - Some locations that will experience flooding include... Easton and Elk Meadows. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.