East Columbia Gorge, Lower Columbia Basin, WA-East Columbia Gorge, WA-Yakima Valley, WA-Lower Columbia Basin
*NOAA Issue Date: 1/22/2017 11:42:00 PM Areas of dense fog and freezing fog through Monday morning ... ... Dense Fog Advisory in effect until noon PST Monday ... The National Weather Service in Pendleton has issued a Dense Fog Advisory ... Which is in effect until noon PST Monday. * Visibilities One quarter mile or less at times. * Timing The fog will persist through the morning hours and then begin to dissipate midday. * Impacts Visibility restrictions caused by the fog will create the need to slow down and drive with plenty of distance between cars. Slick conditions can also develop due to the freezing fog. Precautionary/preparedness actions... A Dense Fog Advisory means visibilities will frequently be reduced to less than one quarter mile. If driving ... Slow down ... Use your headlights ... And leave plenty of distance ahead of you.