...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Stagnant air is expected, which may lead to deteriorating air quality. * WHERE...Portions of northern California and south central and southwest Oregon.
...HEAVY MOUNTAIN SNOW... .Several rounds of precipitation will move through the Inland NW starting in the Cascades by early Thursday afternoon and persist into the weekend. The Cascade crest and Idaho Panhandle will get hit with heavy snow accumulations. The first widespread valley snow is forecast as well with light to moderate accumulations.
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THURSDAY... ...DENSE FOG ADVISORY HAS EXPIRED... * WHAT...Stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. * WHERE...Harrington, Fairfield, Wilbur, Grand Coulee, Coulee City,
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THURSDAY... * WHAT...Stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. * WHERE...Portions of North Idaho and Central, East Central, North Central, and Northeast Washington.
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THURSDAY... * WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, stagnant conditions will have
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THURSDAY... * WHAT...Stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. * WHERE...Portions of North Idaho and Central, East Central, North Central, and Northeast Washington.
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THURSDAY... * WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, stagnant conditions will have
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Alpowa Summit, Tekoa, Uniontown, Colfax, Clarkston, Rosalia, Pomeroy, La Crosse, Oakesdale, and Pullman. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous.
...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...Potential for heavy snow above 4000 feet. Total snow accumulations of 6 to 14 inches. Winds could gust as high as 35 mph. * WHERE...Northern Klamath County and far northwestern Lake
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 4000 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 4000 FEET... * WHAT...For the Winter Weather Advisory above 4000 feet, snow expected. Total snow accumulations of 4 to 9 inches. For the
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 3500 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 4000 FEET... * WHAT...For the Winter Weather Advisory above 3500 feet, snow expected. Total snow accumulations of 4 to 8 inches. For the
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 4000 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 4000 FEET... * WHAT...For the Winter Weather Advisory above 4000 feet, snow expected. Total snow accumulations of 4 to 9 inches. For the
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 3500 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 4000 FEET... * WHAT...For the Winter Weather Advisory above 3500 feet, snow expected. Total snow accumulations of 4 to 8 inches. For the
...FREEZING FOG ADVISORY IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...Seattle and Vicinity. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges.
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...Tacoma Area and Hood Canal Area. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges.
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...Southwest Interior. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges.
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...Western Whatcom County. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges.
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 3500 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 3500 FEET... * WHAT...For the Winter Weather Advisory above 3500 feet, snow expected. Total snow accumulations of 4 to 8 inches. For the
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 3500 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 3500 FEET... * WHAT...For the Winter Weather Advisory above 3500 feet, snow expected. Total snow accumulations of 4 to 8 inches. For the
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST FRIDAY ABOVE 3500 FEET... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON ABOVE 3500 FEET... * WHAT...For the Winter Weather Advisory above 3500 feet, snow expected. Total snow accumulations of 4 to 8 inches. For the