NOAA Current Watches

Patchy dense fog has developed on the edge of the Kittitas Valley, most evident along I-82 in the vicinity of Manastash Ridge, and along I-90 in the vicinity of Thorp Prairie and Ryegrass Summit. Visibilities are being reduced locally to a quarter mile or less and the patchy dense fog is anticipated to persist into mid- morning. Special Weather Statement 2023-12-20T01:23:00-08:00 2023-12-20T08:00:00-08:00 Actual Alert Met Expected Minor Observed Kittitas Valley FIPS6 053037 UGC WAZ026 VTEC

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central Oregon. * WHEN...Until 10 AM PST this morning. * IMPACTS...Hazardous driving conditions due to low visibility. * ADDITIONAL DETAILS...Areas of fog and dense fog have developed Dense Fog Advisory 2023-12-20T04:00:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Central Oregon FIPS6 041017 041031 UGC ORZ511 VTEC /O.EXB.KPDT.FG.Y.0025.231220T1200Z-231220T1800Z/

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility. * ADDITIONAL DETAILS...Areas of fog and dense fog are present Dense Fog Advisory 2023-12-20T02:48:00-08:00 2023-12-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Northern Blue Mountains of Oregon FIPS6 041059 UGC ORZ507 VTEC /O.CON.KPDT.FG.Y.0025.000000T0000Z-231220T2000Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...North Central Oregon. * WHEN...Until noon PST today. * IMPACTS...Hazardous driving conditions due to low visibility. * ADDITIONAL DETAILS...Areas of fog and dense fog have developed Dense Fog Advisory 2023-12-20T04:00:00-08:00 2023-12-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely North Central Oregon FIPS6 041055 041065 UGC ORZ510 VTEC /O.EXB.KPDT.FG.Y.0025.231220T1200Z-231220T2000Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...North Oregon and South Washington coastal valleys, as well as valleys in the Willapa Hills. * WHEN...Until 10 AM PST this morning. Dense Fog Advisory 2023-12-20T01:23:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely South Washington Coast; Willapa Hills FIPS6 053049 053069 UGC WAZ020 WAZ021 VTEC /O.EXA.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...Portions of northwest Oregon and southwest Washington. * WHEN...Until 10 AM PST this morning. Dense Fog Advisory 2023-12-20T01:23:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Greater Vancouver Area; Lower Columbia and I - 5 Corridor in Cowlitz County; South Washington Cascade Foothills FIPS6 053011 053015 UGC WAZ022 WAZ039 WAZ040 VTEC /O.CON.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...North Oregon and South Washington coastal valleys, as well as valleys in the Willapa Hills. * WHEN...Until 10 AM PST this morning. Dense Fog Advisory 2023-12-20T01:23:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely North Oregon Coast FIPS6 041007 041057 UGC ORZ001 VTEC /O.EXA.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...Portions of northwest Oregon and southwest Washington. * WHEN...Until 10 AM PST this morning. Dense Fog Advisory 2023-12-20T01:23:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Cascade Foothills in Lane County; Central Coast Range of Western Oregon; Central Willamette Valley; Coast Range of Northwest Oregon; Greater Portland Metro Area; Lower Columbia; Northern Oregon Cascade Foothills; South Willamette Valley FIPS6 041003 041005 041007 041009 041039 041041 041043 041047 041051 041053 041057 041067 041071 UGC ORZ003 ORZ004 ORZ005 ORZ006 ORZ007 ORZ008 ORZ010 ORZ012 VTEC /O.CON.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST WEDNESDAY BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...In Oregon, Coast Range of Northwest Oregon, Central Coast Range of Western Oregon, Lower Columbia, Northern Oregon Dense Fog Advisory 2023-12-19T23:07:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Lower Columbia and I - 5 Corridor in Cowlitz County; South Washington Cascade Foothills FIPS6 053011 053015 UGC WAZ022 WAZ040 VTEC /O.EXA.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...In Oregon, Greater Portland Metro Area, Central Willamette Valley and South Willamette Valley. In Washington, Greater Vancouver Area. Dense Fog Advisory 2023-12-19T23:07:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Greater Vancouver Area FIPS6 053011 UGC WAZ039 VTEC /O.CON.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST WEDNESDAY BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...In Oregon, Coast Range of Northwest Oregon, Central Coast Range of Western Oregon, Lower Columbia, Northern Oregon Dense Fog Advisory 2023-12-19T23:07:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Cascade Foothills in Lane County; Central Coast Range of Western Oregon; Coast Range of Northwest Oregon; Lower Columbia; Northern Oregon Cascade Foothills FIPS6 041003 041005 041007 041009 041039 041041 041043 041053 041057 041067 041071 UGC ORZ003 ORZ004 ORZ005 ORZ010 ORZ012 VTEC /O.EXA.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY BELOW 1500 FEET... * WHAT...Visibility one quarter mile or less in areas of dense fog. * WHERE...In Oregon, Greater Portland Metro Area, Central Willamette Valley and South Willamette Valley. In Washington, Greater Vancouver Area. Dense Fog Advisory 2023-12-19T23:07:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Central Willamette Valley; Greater Portland Metro Area; South Willamette Valley FIPS6 041003 041005 041039 041043 041047 041051 041053 041067 041071 UGC ORZ006 ORZ007 ORZ008 VTEC /O.CON.KPQR.FG.Y.0034.000000T0000Z-231220T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST WEDNESDAY... * WHAT...Visibilities one quarter to one half mile in dense fog. * WHERE...Southwest Interior, Tacoma Area and Lower Chehalis Valley Area. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Hazardous driving conditions due to low visibility. Dense Fog Advisory 2023-12-19T20:47:00-08:00 2023-12-20T10:00:00-08:00 Actual Alert Met Expected Minor Likely Lower Chehalis Valley Area; Southwest Interior; Tacoma Area FIPS6 053027 053041 053053 053067 UGC WAZ504 WAZ509 WAZ512 VTEC /O.NEW.KSEW.FG.Y.0007.231220T0447Z-231220T1800Z/

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON PST WEDNESDAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...Until noon PST Wednesday. * IMPACTS...Hazardous driving conditions due to low visibility. Dense Fog Advisory 2023-12-19T20:07:00-08:00 2023-12-20T12:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Northern Blue Mountains of Oregon FIPS6 041059 UGC ORZ507 VTEC /O.NEW.KPDT.FG.Y.0025.231220T0407Z-231220T2000Z/

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * WHAT...Inundation of up to 2 feet above ground level is possible along shorelines and low- lying coastal areas. This is near the threshold for minor tidal overflow. Minor coastal flooding is possible. Coastal Flood Advisory 2023-12-19T07:00:00-08:00 2023-12-19T13:00:00-08:00 Actual Alert Met Expected Minor Likely Admiralty Inlet Area; Bremerton and Vicinity; Everett and Vicinity; Seattle and Vicinity; Tacoma Area FIPS6 053029 053031 053033 053035 053053 053061 UGC WAZ507 WAZ509 WAZ510 WAZ558 WAZ559 VTEC /O.CON.KSEW.CF.Y.0011.231219T1500Z-231219T2100Z/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON FOR LADD AND PYLES CANYONS... * WHAT...South winds 20 to 30 mph with gusts up to 45 mph for Ladd and Pyles Canyons. * WHERE...Grande Ronde Valley. * WHEN...Until 3 PM PST this afternoon. Wind Advisory 2023-12-19T05:24:00-08:00 2023-12-19T15:00:00-08:00 Actual Alert Met Expected Minor Likely Grande Ronde Valley FIPS6 041061 UGC ORZ049 VTEC /O.CON.KPDT.WI.Y.0038.000000T0000Z-231219T2300Z/

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Freezing rain. Additional ice accumulations of a light glaze. * WHERE...Foothills of the Southern Blue Mountains of Oregon. * WHEN...Until 10 AM PST this morning. Winter Weather Advisory 2023-12-19T02:47:00-08:00 2023-12-19T10:00:00-08:00 Actual Alert Met Expected Minor Likely Foothills of the Southern Blue Mountains of Oregon FIPS6 041021 041049 UGC ORZ508 VTEC /O.EXA.KPDT.WW.Y.0033.000000T0000Z-231219T1800Z/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BELOW 3500 FEET... * WHAT...Freezing rain below 3500 feet. Additional ice accumulations of a light glaze. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 10 AM PST this morning. Winter Weather Advisory 2023-12-19T02:47:00-08:00 2023-12-19T10:00:00-08:00 Actual Alert Met Expected Minor Likely East Slopes of the Oregon Cascades FIPS6 041017 041031 UGC ORZ509 VTEC /O.CON.KPDT.WW.Y.0033.000000T0000Z-231219T1800Z/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Freezing rain. Additional ice accumulations of a light glaze. * WHERE...In Oregon, North Central Oregon. In Washington, Simcoe Highlands. Winter Weather Advisory 2023-12-19T02:47:00-08:00 2023-12-19T10:00:00-08:00 Actual Alert Met Expected Minor Likely North Central Oregon FIPS6 041055 041065 UGC ORZ510 VTEC /O.CON.KPDT.WW.Y.0033.000000T0000Z-231219T1800Z/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON BELOW 4500 FEET... * WHAT...Freezing rain below 4500 feet. Additional ice accumulations of a light glaze. * WHERE...Wallowa County with the exception of the Imnaha Valley. * WHEN...Until 1 PM PST this afternoon. Winter Weather Advisory 2023-12-19T02:47:00-08:00 2023-12-19T13:00:00-08:00 Actual Alert Met Expected Minor Likely Wallowa County FIPS6 041061 041063 UGC ORZ050 VTEC /O.CON.KPDT.WW.Y.0033.000000T0000Z-231219T2100Z/