High Wind in East Slopes of the Southern Cascades, Washington

A tight pressure gradient combined with a cold frontal passage to produce widespread high winds and damage. Blowing dust reduced visibility to near zero in portions of the Yakima Valley and Lower Columbia Basin and forced road closures. Peak wind gusts in mph included 15 miles west of Basin City (77), 8 miles northwest of Richland (59), 1 mile northwest of Richland (58), Benton City (58), 5 miles south of Eltopia (58), 1 miles north northeast of College Place (58), 8 miles northwest of West Richland (74), and High Bridge RAWS (59). Sustained winds at least 40 mph were reported 8 miles north of Dayton and 2 miles west northwest of College Place. Downed trees, branches, power lines and property damage were reported at West Richland, 7 miles southeast of White Swan, 5 miles north northwest of Grandview, Benton City, Dayton, 1 mile north northeast of College Place, Prosser, 8 miles southeast of Dayton, Walla Walla, 1 mile northeast of Sunnyside, and Bickleton.