NOAA Current Watches

...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING... The National Weather Service in Seattle has issued a Dense Fog Advisory, which is in effect until 11 AM PDT this morning. * VISIBILITY...A quarter of a mile or less. * TIMING...Until late morning. * IMPACTS...Dense fog will result in poor driving conditions for Dense Fog Advisory 2018-10-22T04:08:00-07:00 2018-10-22T11:00:00-07:00 Actual Alert Met Expected Minor Likely Bellevue and Vicinity; Seattle and Vicinity; Southwest Interior; Tacoma Area FIPS6 053033 053041 053053 053061 053067 UGC WAZ504 WAZ509 WAZ556 WAZ558 VTEC /O.NEW.KSEW.FG.Y.0002.181022T1108Z-181022T1800Z/

...AIR STAGNATION CONTINUES... .Our prolonged period of stable weather will persist until at least Tuesday. Light winds and a strong inversion will heighten the potential for poor air quality across much of central and eastern Washington. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT Air Stagnation Advisory 2018-10-21T10:33:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Adams; Chelan; Douglas; Ferry; Grant; Lincoln; Okanogan; Pend Oreille; Spokane; Stevens FIPS6 053001 053007 053017 053019 053025 053043 053047 053051 053063 053065 UGC WAC001 WAC007 WAC017 WAC019 WAC025 WAC043 WAC047 WAC051 WAC063 WAC065 VTEC /O.CON.KOTX.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS CONTINUE INTO EARLY TUESDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-21T10:13:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely East Slopes of the Washington Cascades; Eastern Columbia River Gorge of Washington; Foothills of the Blue Mountains of Washington; Kittitas Valley; Lower Columbia Basin of Washington; Northwest Blue Mountains; Simcoe Highlands; Yakima Valley FIPS6 053005 053013 053021 053037 053039 053071 053077 UGC WAZ024 WAZ026 WAZ027 WAZ028 WAZ029 WAZ030 WAZ520 WAZ521 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS CONTINUE INTO EARLY TUESDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-21T10:13:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon; East Columbia River Gorge; East Slopes of the Oregon Cascades; Foothills of the Northern Blue Mountains of Oregon; Foothills of the Southern Blue Mountains of Oregon; Grande Ronde Valley; John Day Basin; Lower Columbia Basin of Oregon; North Central Oregon; Northern Blue Mountains of Oregon; Ochoco-John Day Highlands; Southern Blue Mountains of Oregon; Wallowa County FIPS6 041013 041017 041021 041023 041031 041049 041055 041059 041061 041063 041065 041069 UGC ORZ041 ORZ044 ORZ049 ORZ050 ORZ502 ORZ503 ORZ505 ORZ506 ORZ507 ORZ508 ORZ509 ORZ510 ORZ511 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...DENSE FOG ADVISORY IN EFFECT FOR MUCH OF THE WESTERN WASHINGTON LOWLANDS UNTIL 11 AM PDT THIS MORNING... The National Weather Service in Seattle has issued a Dense Fog Advisory, which is in effect until 11 AM PDT this morning. * VISIBILITY...A quarter of a mile or less. * TIMING...The visibility will begin improving after 10 AM PDT. Dense Fog Advisory 2018-10-21T07:48:00-07:00 2018-10-21T11:00:00-07:00 Actual Alert Met Expected Minor Likely Admiralty Inlet Area; Bellevue and Vicinity; Bremerton and Vicinity; Central Coast; Everett and Vicinity; Hood Canal Area; Lower Chehalis Valley Area; North Coast; Seattle and Vicinity; Southwest Interior; Tacoma Area; Western Skagit County; Western Whatcom County FIPS6 053009 053027 053029 053031 053033 053035 053041 053045 053053 053057 053061 053067 053073 UGC WAZ503 WAZ504 WAZ506 WAZ507 WAZ509 WAZ510 WAZ511 WAZ512 WAZ516 WAZ517 WAZ556 WAZ558 WAZ559 VTEC /O.NEW.KSEW.FG.Y.0001.181021T1448Z-181021T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Motorists should be prepared for abrupt changes in Dense Fog Advisory 2018-10-21T06:50:00-07:00 2018-10-21T10:00:00-07:00 Actual Alert Met Expected Minor Likely Greater Vancouver Area FIPS6 053011 UGC WAZ039 VTEC /O.NEW.KPQR.FG.Y.0010.181021T1350Z-181021T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Expect abrupt changes in visibilities over short Dense Fog Advisory 2018-10-21T06:50:00-07:00 2018-10-21T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon Coast; North Oregon Coast FIPS6 041007 041039 041041 041057 UGC ORZ001 ORZ002 VTEC /O.NEW.KPQR.FG.Y.0010.181021T1350Z-181021T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Motorists should be prepared for abrupt changes in Dense Fog Advisory 2018-10-21T06:50:00-07:00 2018-10-21T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Willamette Valley; Greater Portland Metro Area FIPS6 041005 041047 041051 041053 041067 041071 UGC ORZ006 ORZ007 VTEC /O.NEW.KPQR.FG.Y.0010.181021T1350Z-181021T1700Z/

...AIR STAGNATION CONTINUES... .Our prolonged period of stable weather will persist until at least Tuesday. Light winds and a strong inversion will heighten the potential for poor air quality across much of central and eastern Washington. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT Air Stagnation Advisory 2018-10-20T10:52:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Adams; Chelan; Douglas; Ferry; Grant; Lincoln; Okanogan; Pend Oreille; Spokane; Stevens FIPS6 053001 053007 053017 053019 053025 053043 053047 053051 053063 053065 UGC WAC001 WAC007 WAC017 WAC019 WAC025 WAC043 WAC047 WAC051 WAC063 WAC065 VTEC /O.CON.KOTX.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-20T10:03:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely East Slopes of the Washington Cascades; Eastern Columbia River Gorge of Washington; Foothills of the Blue Mountains of Washington; Kittitas Valley; Lower Columbia Basin of Washington; Northwest Blue Mountains; Simcoe Highlands; Yakima Valley FIPS6 053005 053013 053021 053037 053039 053071 053077 UGC WAZ024 WAZ026 WAZ027 WAZ028 WAZ029 WAZ030 WAZ520 WAZ521 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-20T10:03:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon; East Columbia River Gorge; East Slopes of the Oregon Cascades; Foothills of the Northern Blue Mountains of Oregon; Foothills of the Southern Blue Mountains of Oregon; Grande Ronde Valley; John Day Basin; Lower Columbia Basin of Oregon; North Central Oregon; Northern Blue Mountains of Oregon; Ochoco-John Day Highlands; Southern Blue Mountains of Oregon; Wallowa County FIPS6 041013 041017 041021 041023 041031 041049 041055 041059 041061 041063 041065 041069 UGC ORZ041 ORZ044 ORZ049 ORZ050 ORZ502 ORZ503 ORZ505 ORZ506 ORZ507 ORZ508 ORZ509 ORZ510 ORZ511 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Expect abrupt changes in visibilities over short Dense Fog Advisory 2018-10-20T04:30:00-07:00 2018-10-20T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon Coast; North Oregon Coast FIPS6 041007 041039 041041 041057 UGC ORZ001 ORZ002 VTEC /O.NEW.KPQR.FG.Y.0009.181020T1130Z-181020T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... .A strong ridge of high pressure over the region will result in poor mixing and light winds through early next week. Pollutants are expected to build near the surface with a degradation of air quality during this period. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT Air Stagnation Advisory 2018-10-19T09:44:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Adams; Chelan; Douglas; Ferry; Grant; Lincoln; Okanogan; Pend Oreille; Stevens FIPS6 053001 053007 053017 053019 053025 053043 053047 053051 053065 UGC WAC001 WAC007 WAC017 WAC019 WAC025 WAC043 WAC047 WAC051 WAC065 VTEC /O.CON.KOTX.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... .A strong ridge of high pressure over the region will result in poor mixing and light winds through early next week. Pollutants are expected to build near the surface with a degradation of air quality during this period. ...AIR STAGNATION ADVISORY IN EFFECT UNTIL 10 AM PDT TUESDAY... Air Stagnation Advisory 2018-10-19T09:44:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Spokane FIPS6 053063 UGC WAC063 VTEC /O.EXA.KOTX.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-19T09:27:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely East Slopes of the Washington Cascades; Eastern Columbia River Gorge of Washington; Foothills of the Blue Mountains of Washington; Kittitas Valley; Lower Columbia Basin of Washington; Northwest Blue Mountains; Simcoe Highlands; Yakima Valley FIPS6 053005 053013 053021 053037 053039 053071 053077 UGC WAZ024 WAZ026 WAZ027 WAZ028 WAZ029 WAZ030 WAZ520 WAZ521 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...STAGNANT AIR CONDITIONS EXPECTED... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * AIR QUALITY...Moderate to unhealthy at times. * IMPACTS...Stagnant air, along with smoke and other pollutants, will lead to poor air quality through early next week. Air Stagnation Advisory 2018-10-19T09:27:00-07:00 2018-10-23T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon; East Columbia River Gorge; East Slopes of the Oregon Cascades; Foothills of the Northern Blue Mountains of Oregon; Foothills of the Southern Blue Mountains of Oregon; Grande Ronde Valley; John Day Basin; Lower Columbia Basin of Oregon; North Central Oregon; Northern Blue Mountains of Oregon; Ochoco-John Day Highlands; Southern Blue Mountains of Oregon; Wallowa County FIPS6 041013 041017 041021 041023 041031 041049 041055 041059 041061 041063 041065 041069 UGC ORZ041 ORZ044 ORZ049 ORZ050 ORZ502 ORZ503 ORZ505 ORZ506 ORZ507 ORZ508 ORZ509 ORZ510 ORZ511 VTEC /O.CON.KPDT.AS.Y.0001.000000T0000Z-181023T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Motorists should be prepared for abrupt changes in Dense Fog Advisory 2018-10-19T06:31:00-07:00 2018-10-19T10:00:00-07:00 Actual Alert Met Expected Minor Likely Greater Vancouver Area; Lower Columbia and I - 5 Corridor in Cowlitz County FIPS6 053011 053015 UGC WAZ022 WAZ039 VTEC /O.EXB.KPQR.FG.Y.0008.000000T0000Z-181019T1700Z/

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 AM PDT THIS MORNING... * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Expect abrupt changes in visibilities over short distances when traveling through the river valleys along the Dense Fog Advisory 2018-10-19T06:31:00-07:00 2018-10-19T10:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon Coast; North Oregon Coast FIPS6 041007 041039 041041 041057 UGC ORZ001 ORZ002 VTEC /O.EXT.KPQR.FG.Y.0008.000000T0000Z-181019T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 10 AM PDT this morning. * VISIBILITIES...1/4 mile or less at times. * TIMING...Through 10 AM. * IMPACTS...Motorists should be prepared for abrupt changes in Dense Fog Advisory 2018-10-19T06:31:00-07:00 2018-10-19T10:00:00-07:00 Actual Alert Met Expected Minor Likely Greater Portland Metro Area; Lower Columbia FIPS6 041005 041009 041051 041067 UGC ORZ005 ORZ006 VTEC /O.EXB.KPQR.FG.Y.0008.000000T0000Z-181019T1700Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... The National Weather Service in Portland has issued a Dense Fog Advisory, which is in effect until 9 AM PDT this morning. * VISIBILITIES...1/4 to 1/2 mile. * TIMING...Through 9 AM. * IMPACTS...Expect abrupt changes in visibilities over short Dense Fog Advisory 2018-10-19T03:26:00-07:00 2018-10-19T09:00:00-07:00 Actual Alert Met Expected Minor Likely Central Oregon Coast; North Oregon Coast FIPS6 041007 041039 041041 041057 UGC ORZ001 ORZ002 VTEC /O.NEW.KPQR.FG.Y.0008.181019T1026Z-181019T1600Z/