NOAA Current Watches

...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Strong surface inversions are allowing pollutants to become trapped in the Lower Columbia Basin and adjacent valleys causing poor air quality. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... Air Stagnation Advisory 2018-11-20T12:04:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Kittitas Valley; Yakima Valley FIPS6 053037 053077 UGC WAZ026 WAZ027 VTEC /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Strong surface inversions are allowing pollutants to become trapped in the Lower Columbia Basin and adjacent valleys causing poor air quality. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... Air Stagnation Advisory 2018-11-20T12:04:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Blue Mountains of Washington; Lower Columbia Basin of Washington FIPS6 053005 053013 053021 053071 UGC WAZ028 WAZ029 VTEC /O.EXP.KPDT.FG.Y.0007.000000T0000Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Strong surface inversions are allowing pollutants to become trapped in the Lower Columbia Basin and adjacent valleys causing poor air quality. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... Air Stagnation Advisory 2018-11-20T12:04:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely East Columbia River Gorge; Foothills of the Northern Blue Mountains of Oregon; Lower Columbia Basin of Oregon FIPS6 041021 041049 041055 041059 041065 UGC ORZ041 ORZ044 ORZ507 VTEC /O.EXP.KPDT.FG.Y.0007.000000T0000Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Strong surface inversions are allowing pollutants to become trapped in the Lower Columbia Basin and adjacent valleys causing poor air quality. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... Air Stagnation Advisory 2018-11-20T12:04:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Central Oregon; Foothills of the Southern Blue Mountains of Oregon; North Central Oregon FIPS6 041017 041021 041031 041049 041055 041065 UGC ORZ508 ORZ510 ORZ511 VTEC /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... The National Weather Service in Portland has issued a Freezing Fog Advisory, which is in effect until 10 AM PST this morning. * TEMPERATURES...As low as 25 rising above freezing by 10 AM. * FROST...There will be frost in locations where freezing fog does not form. Freezing Fog Advisory 2018-11-20T06:07:00-08:00 2018-11-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Central Willamette Valley; South Willamette Valley FIPS6 041003 041039 041043 041047 041053 041071 UGC ORZ007 ORZ008 VTEC /O.NEW.KPQR.ZF.Y.0001.181120T1407Z-181120T1800Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Dense Fog Advisory 2018-11-20T05:09:00-08:00 2018-11-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Columbia River Gorge of Washington FIPS6 053039 UGC WAZ024 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Dense Fog Advisory 2018-11-20T05:09:00-08:00 2018-11-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Blue Mountains of Washington; Lower Columbia Basin of Washington FIPS6 053005 053013 053021 053071 UGC WAZ028 WAZ029 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Air Stagnation Advisory 2018-11-20T05:09:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Columbia River Gorge of Washington FIPS6 053039 UGC WAZ024 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Air Stagnation Advisory 2018-11-20T05:09:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Kittitas Valley; Yakima Valley FIPS6 053037 053077 UGC WAZ026 WAZ027 VTEC /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Air Stagnation Advisory 2018-11-20T05:09:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Blue Mountains of Washington; Lower Columbia Basin of Washington FIPS6 053005 053013 053021 053071 UGC WAZ028 WAZ029 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Dense Fog Advisory 2018-11-20T05:09:00-08:00 2018-11-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely East Columbia River Gorge; Foothills of the Northern Blue Mountains of Oregon; Lower Columbia Basin of Oregon FIPS6 041021 041049 041055 041059 041065 UGC ORZ041 ORZ044 ORZ507 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Air Stagnation Advisory 2018-11-20T05:09:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely East Columbia River Gorge; Foothills of the Northern Blue Mountains of Oregon; Lower Columbia Basin of Oregon FIPS6 041021 041049 041055 041059 041065 UGC ORZ041 ORZ044 ORZ507 VTEC /O.NEW.KPDT.FG.Y.0007.181120T1309Z-181120T2000Z/ /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

...DENSE FOG ACROSS THE LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS AND THE EASTERN COLUMBIA RIVER GORGE THIS MORNING... ...POOR AIR QUALITY IN STAGNANT CONDITIONS THROUGH WEDNESDAY... .Clear skies, light winds and a saturated atmosphere has allowed areas of dense fog to form early this morning over portions of the Lower Columbia Basin, the Blue Mountain Foothills and the Eastern Air Stagnation Advisory 2018-11-20T05:09:00-08:00 2018-11-21T13:00:00-08:00 Actual Alert Met Expected Minor Likely Central Oregon; Foothills of the Southern Blue Mountains of Oregon; North Central Oregon FIPS6 041017 041021 041031 041049 041055 041065 UGC ORZ508 ORZ510 ORZ511 VTEC /O.CON.KPDT.AS.Y.0003.000000T0000Z-181121T2100Z/

Areas of dense fog and freezing fog expected this morning across portions of the Lower Columbia Basin, the Columbia Gorge and the Yakima Valley. Visibility will be reduced to a quarter mile or less at times and slick roadways and surfaces are possible. Slow down, use low beam lights and allow extra time to reach your destination. Special Weather Statement 2018-11-20T05:09:00-08:00 2018-11-20T09:00:00-08:00 Actual Alert Met Expected Minor Observed Eastern Columbia River Gorge of Washington; Foothills of the Blue Mountains of Washington; Lower Columbia Basin of Washington; Yakima Valley FIPS6 053005 053013 053021 053039 053071 053077 UGC WAZ024 WAZ027 WAZ028 WAZ029 VTEC

Areas of dense fog and freezing fog expected this morning across portions of the Lower Columbia Basin, the Columbia Gorge and the Yakima Valley. Visibility will be reduced to a quarter mile or less at times and slick roadways and surfaces are possible. Slow down, use low beam lights and allow extra time to reach your destination. Special Weather Statement 2018-11-20T03:50:00-08:00 2018-11-20T09:00:00-08:00 Actual Alert Met Expected Minor Observed East Columbia River Gorge; Foothills of the Northern Blue Mountains of Oregon; Lower Columbia Basin of Oregon FIPS6 041021 041049 041055 041059 041065 UGC ORZ041 ORZ044 ORZ507 VTEC

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST WEDNESDAY... * Air quality...Poor mixing and light winds will keep stagnant conditions in place through Wednesday morning. Pollutants may be trapped near ground level and this will result in reduced air quality at times. The Oregon Department of Environmental Air Stagnation Advisory 2018-11-20T03:50:00-08:00 2018-11-21T04:00:00-08:00 Actual Alert Met Expected Minor Likely Central Douglas County FIPS6 041011 041019 UGC ORZ023 VTEC /O.CON.KMFR.AS.Y.0001.000000T0000Z-181121T1200Z/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST WEDNESDAY... * Air quality...Poor mixing and light winds will keep stagnant conditions in place through Tuesday night. Pollutants may be trapped near ground level, resulting in reduced air quality at times. The Oregon Department of Environmental Quality has Air Stagnation Advisory 2018-11-20T03:50:00-08:00 2018-11-21T04:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Curry County and Josephine County; Eastern Douglas County Foothills; Jackson County FIPS6 041015 041019 041029 041033 UGC ORZ024 ORZ025 ORZ026 VTEC /O.CON.KMFR.AS.Y.0001.000000T0000Z-181121T1200Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON PST TODAY... The National Weather Service in Seattle has issued a Dense Fog Advisory, which is in effect until noon PST today. * VISIBILITY...A quarter of a mile or less. * TIMING...Through noon. * IMPACTS...Dense fog will result in poor driving conditions for Dense Fog Advisory 2018-11-20T03:13:00-08:00 2018-11-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely Bremerton and Vicinity; Hood Canal Area; Seattle and Vicinity; Southwest Interior; Tacoma Area FIPS6 053031 053033 053035 053041 053045 053053 053067 UGC WAZ504 WAZ509 WAZ511 WAZ558 WAZ559 VTEC /O.NEW.KSEW.FG.Y.0004.181120T1113Z-181120T2000Z/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY... * Air quality...Poor mixing and light winds will result in stagnant conditions through Monday night. Pollutants may be trapped near ground level and this will result in reduced air quality at times. The Oregon Department of Environmental Air Stagnation Advisory 2018-11-19T14:16:00-08:00 2018-11-20T04:00:00-08:00 Actual Alert Met Expected Minor Likely South Central Oregon Coast FIPS6 041011 UGC ORZ021 VTEC /O.CON.KMFR.AS.Y.0002.000000T0000Z-181120T1200Z/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY... * Air quality...Poor mixing and light winds will keep stagnant conditions in place through at least Monday night. Pollutants may be trapped near ground level, resulting in reduced air quality at times. The Oregon Department of Environmental Air Stagnation Advisory 2018-11-19T14:16:00-08:00 2018-11-20T04:00:00-08:00 Actual Alert Met Expected Minor Likely Central and Eastern Lake County; Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Siskiyou Mountains and Southern Oregon Cascades; South Central Oregon Cascades FIPS6 041019 041029 041035 041037 UGC ORZ027 ORZ028 ORZ029 ORZ030 ORZ031 VTEC /O.CON.KMFR.AS.Y.0001.000000T0000Z-181120T1200Z/