Walla Walla Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth and road condition may be unsafe. Additional information is available at https://water.weather.gov/ahps2/ Stay tuned for further updates by listening to NOAA weather radio... or your local radio and TV stations.

Winter Weather Advisory issued April 27 at 2:37PM PDT until April 29 at 11:00AM PDT by NWS Pendleton OR

* WHAT...Snow expected. Total snow accumulations of up to 6-8 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From 11 PM Sunday to 11 AM PDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. * ADDITIONAL DETAILS...US-97 is expected to receive less than an inch of snow.

Winter Weather Advisory issued April 27 at 1:49PM PDT until April 29 at 11:00AM PDT by NWS Portland OR

* WHAT...Snow expected. Total snow accumulations of 4 to 8 inches, heaviest above 4000 feet. Winds gusting as high as 35 mph. * WHERE...West Slopes of the Northern and Central Oregon Cascades, and South Washington Cascades. * WHEN...From 11 PM Sunday to 11 AM PDT Monday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Snow levels around 3500 feet Sunday evening, lowering to 2000 to 2500 feet by Monday morning.

Flood Warning issued April 27 at 11:22AM MDT until May 1 at 7:45AM MDT by NWS Boise ID

...The Flood Warning continues for the following rivers in Oregon... Owyhee River Below Owyhee Dam affecting Malheur County. .High mountain snow melt and increased reservoir releases will cause the river flows to remain high. Expect minor flooding downstream from the dam. For the Owyhee River...including Owyhee Dam...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Owyhee River below Owyhee Dam. * WHEN...Until Wednesday morning. * IMPACTS...At 3,000 cfs, Low lying roads, river access and recreation sites adjacent to the river will flood. Farm equipment near the river may need to be moved. * ADDITIONAL DETAILS... - At 10:30 AM MDT Saturday /9:30 AM PDT Saturday/ the flow was 3,809 cfs. - Bankfull stage is 1,000 cfs. - Recent Activity...The maximum river flow in the 24 hours ending at 10:30 AM MDT Saturday /9:30 AM PDT Saturday/ was 3,833 cfs. - Forecast...The river is expected to remain near 3,800 cfs in the near term, though additional rises are possible. - Flood flow is 3,000 cfs. - Flood History...No available flood history. - https://www.weather.gov/safety/flood