NOAA Current Watches

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 1 PM MST /NOON PST/ THIS AFTERNOON... * WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. For Dense Fog Advisory 2021-12-04T01:52:00-08:00 2021-12-04T12:00:00-08:00 Actual Alert Met Expected Minor Likely Oregon Lower Treasure Valley FIPS6 041045 UGC ORZ064 VTEC /O.EXT.KBOI.AS.Y.0001.000000T0000Z-211205T0000Z/ /O.CON.KBOI.FG.Y.0009.000000T0000Z-211204T2000Z/

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON... * WHAT...An extended period of stagnant air, with light winds and little vertical mixing. * WHERE...Portions of southeast Oregon and southwest Idaho. * WHEN...Until 5 PM MST /4 PM PST/ this afternoon. Air Stagnation Advisory 2021-12-04T01:52:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely Baker County; Harney County; Malheur County FIPS6 041001 041025 041045 UGC ORZ061 ORZ062 ORZ063 VTEC /O.EXT.KBOI.AS.Y.0001.000000T0000Z-211205T0000Z/

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 1 PM MST /NOON PST/ THIS AFTERNOON... * WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. For Air Stagnation Advisory 2021-12-04T01:52:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely Oregon Lower Treasure Valley FIPS6 041045 UGC ORZ064 VTEC /O.EXT.KBOI.AS.Y.0001.000000T0000Z-211205T0000Z/ /O.CON.KBOI.FG.Y.0009.000000T0000Z-211204T2000Z/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY ABOVE 2000 FEET... * WHAT...Wet snow expected above 2000 feet. Total snow accumulations of up to 12 inches. * WHERE...Cascade mountains of Whatcom, Skagit, Snohomish, King, Pierce and Lewis Counties, including the Mount Baker Ski Area, Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely West Slopes North Cascades and Passes; West Slopes North Central Cascades and Passes; West Slopes South Central Cascades and Passes FIPS6 053007 053033 053037 053041 053053 053057 053061 053073 UGC WAZ567 WAZ568 WAZ569 VTEC /O.CON.KSEW.WW.Y.0031.211204T0900Z-211205T0000Z/

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 11 AM TO 2 PM PST SATURDAY... * WHAT...Tidal overflow flooding expected. * WHERE...In Washington, South Washington Coast. In Oregon, North Oregon Coast. * WHEN...From 11 AM to 2 PM PST Saturday. Coastal Flood Advisory 2021-12-04T11:00:00-08:00 2021-12-04T14:00:00-08:00 Actual Alert Met Expected Minor Likely South Washington Coast FIPS6 053049 053069 UGC WAZ021 VTEC /O.CON.KPQR.CF.Y.0006.211204T1900Z-211204T2200Z/

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 11 AM TO 2 PM PST SATURDAY... * WHAT...Tidal overflow flooding expected. * WHERE...In Washington, South Washington Coast. In Oregon, North Oregon Coast. * WHEN...From 11 AM to 2 PM PST Saturday. Coastal Flood Advisory 2021-12-04T11:00:00-08:00 2021-12-04T14:00:00-08:00 Actual Alert Met Expected Minor Likely North Oregon Coast FIPS6 041007 041057 UGC ORZ001 VTEC /O.CON.KPQR.CF.Y.0006.211204T1900Z-211204T2200Z/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM PST SATURDAY ABOVE 3000 FEET... * WHAT...Snow expected at pass level and above 3000 feet. Total snow accumulations of up to 8 inches possible, with up to 12 inches possible near the crest. * WHERE...East Slopes of the Washington Cascades. Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely East Slopes of the Washington Cascades FIPS6 053037 053039 053077 UGC WAZ520 VTEC /O.CON.KPDT.WW.Y.0024.211204T0900Z-211205T0000Z/

...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 AM TO 2 PM PST SATURDAY... * WHAT...Minor coastal flooding expected. * WHERE...North Coast and Central Coast. * WHEN...From 10 AM to 2 PM PST Saturday. * IMPACTS...Flooding of lots, parks, and roads with only Coastal Flood Advisory 2021-12-04T10:00:00-08:00 2021-12-04T14:00:00-08:00 Actual Alert Met Expected Minor Likely Central Coast; North Coast FIPS6 053009 053027 053031 UGC WAZ516 WAZ517 VTEC /O.NEW.KSEW.CF.Y.0014.211204T1800Z-211204T2200Z/

...ACCUMULATING SNOW IN THE NORTHERN VALLEYS AND HEAVIER SNOW IN THE MOUNTAINS... .A moist storm system will produce variable snow amounts across the inland northwest late Friday night into Saturday. Following the storm will be much cooler temperatures. Higher passes will be impacted with periods of heavy snow. Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T10:00:00-08:00 Actual Alert Met Expected Minor Likely Northeast Mountains FIPS6 053051 053065 UGC WAZ037 VTEC /O.CON.KOTX.WW.Y.0034.211204T0900Z-211204T1800Z/

...ACCUMULATING SNOW IN THE NORTHERN VALLEYS AND HEAVIER SNOW IN THE MOUNTAINS... .A moist storm system will produce variable snow amounts across the inland northwest late Friday night into Saturday. Following the storm will be much cooler temperatures. Higher passes will be impacted with periods of heavy snow. Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely Western Chelan County FIPS6 053007 053057 UGC WAZ048 VTEC /O.CON.KOTX.WW.Y.0034.211204T0900Z-211205T0000Z/

...WIND ADVISORY IN EFFECT FROM NOON TO 10 PM PST SATURDAY... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...In Washington, Eastern Columbia River Gorge of Washington and Simcoe Highlands. In Oregon, Eastern Columbia River Gorge of Oregon and North Central Oregon. Wind Advisory 2021-12-04T12:00:00-08:00 2021-12-04T22:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Columbia River Gorge of Washington; Simcoe Highlands FIPS6 053039 053077 UGC WAZ024 WAZ521 VTEC /O.NEW.KPDT.WI.Y.0032.211204T2000Z-211205T0600Z/

...WIND ADVISORY IN EFFECT FROM NOON TO 10 PM PST SATURDAY... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...In Washington, Eastern Columbia River Gorge of Washington and Simcoe Highlands. In Oregon, Eastern Columbia River Gorge of Oregon and North Central Oregon. Wind Advisory 2021-12-04T12:00:00-08:00 2021-12-04T22:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Columbia River Gorge of Oregon; North Central Oregon FIPS6 041021 041055 041065 UGC ORZ041 ORZ510 VTEC /O.NEW.KPDT.WI.Y.0032.211204T2000Z-211205T0600Z/

...COASTAL FLOOD ADVISORY IN EFFECT FROM 11 AM TO 2 PM PST SATURDAY... * WHAT...Tidal overflow flooding expected. * WHERE...In Washington, South Washington Coast. In Oregon, North Oregon Coast. * WHEN...From 11 AM to 2 PM PST Saturday. Coastal Flood Advisory 2021-12-04T11:00:00-08:00 2021-12-04T14:00:00-08:00 Actual Alert Met Expected Minor Likely South Washington Coast FIPS6 053049 053069 UGC WAZ021 VTEC /O.NEW.KPQR.CF.Y.0006.211204T1900Z-211204T2200Z/

...COASTAL FLOOD ADVISORY IN EFFECT FROM 11 AM TO 2 PM PST SATURDAY... * WHAT...Tidal overflow flooding expected. * WHERE...In Washington, South Washington Coast. In Oregon, North Oregon Coast. * WHEN...From 11 AM to 2 PM PST Saturday. Coastal Flood Advisory 2021-12-04T11:00:00-08:00 2021-12-04T14:00:00-08:00 Actual Alert Met Expected Minor Likely North Oregon Coast FIPS6 041007 041057 UGC ORZ001 VTEC /O.NEW.KPQR.CF.Y.0006.211204T1900Z-211204T2200Z/

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 4 PM PST SATURDAY ABOVE 2000 FEET... * WHAT...Wet snow expected above 2000 feet. Total snow accumulations of up to 12 inches. * WHERE...Cascade mountains of Whatcom, Skagit, Snohomish, King, Pierce and Lewis Counties, including the Mount Baker Ski Area, Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely West Slopes North Cascades and Passes; West Slopes North Central Cascades and Passes; West Slopes South Central Cascades and Passes FIPS6 053007 053033 053037 053041 053053 053057 053061 053073 UGC WAZ567 WAZ568 WAZ569 VTEC /O.NEW.KSEW.WW.Y.0031.211204T0900Z-211205T0000Z/

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 4 PM PST SATURDAY... * WHAT...Degraded air quality due to poor mixing expected. * WHERE...The Klamath Basin and the Highway 97 corridor. This includes Klamath Falls, Sprague River, Chiloquin, Beatty, Keno, Bonanza, and Chemult. Air Stagnation Advisory 2021-12-03T14:37:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely Klamath Basin; Northern and Eastern Klamath County and Western Lake County FIPS6 041035 041037 UGC ORZ029 ORZ030 VTEC /O.EXT.KMFR.AS.Y.0001.000000T0000Z-211205T0000Z/

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 4 PM PST SATURDAY... * WHAT...Degraded air quality due to poor mixing expected. * WHERE...Valleys in central and eastern Lake County. This includes Lakeview, Summer Lake, and Valley Falls. * WHEN...Until 4 PM PST Saturday. Air Stagnation Advisory 2021-12-03T14:37:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely Central and Eastern Lake County FIPS6 041037 UGC ORZ031 VTEC /O.EXT.KMFR.AS.Y.0001.000000T0000Z-211205T0000Z/

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 4 AM PST MONDAY... * WHAT...Degraded air quality due to poor mixing expected. * WHERE...The Rogue Valley including Medford, Grants Pass, Ashland, Eagle Point, and Shady Cove. * WHEN...Until 4 AM PST Monday. * IMPACTS...Air stagnation is likely to result in diminishing Air Stagnation Advisory 2021-12-03T14:37:00-08:00 2021-12-06T04:00:00-08:00 Actual Alert Met Expected Minor Likely Eastern Curry County and Josephine County; Jackson County FIPS6 041015 041029 041033 UGC ORZ024 ORZ026 VTEC /O.EXT.KMFR.AS.Y.0001.000000T0000Z-211206T1200Z/

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 4 PM PST SATURDAY ABOVE 3000 FEET... * WHAT...Snow expected at pass level and above 3000 feet. Total snow accumulations of up to 8 inches possible, with up to 12 inches possible near the crest. * WHERE...East Slopes of the Washington Cascades. Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T16:00:00-08:00 Actual Alert Met Expected Minor Likely East Slopes of the Washington Cascades FIPS6 053037 053039 053077 UGC WAZ520 VTEC /O.NEW.KPDT.WW.Y.0024.211204T0900Z-211205T0000Z/

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 10 AM PST SATURDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches valleys with the highest amounts in the Pend Oreille River Valley and North Idaho Panhandle. Mountain accumulations of 5 to 10 inches. Winter Weather Advisory 2021-12-04T01:00:00-08:00 2021-12-04T10:00:00-08:00 Actual Alert Met Expected Minor Likely Northeast Mountains FIPS6 053051 053065 UGC WAZ037 VTEC /O.NEW.KOTX.WW.Y.0034.211204T0900Z-211204T1800Z/