NOAA Current Watches

Air Stagnation Advisory issued November 27 at 11:06PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 11:06pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T23:06:00-08:00 2024-11-27T23:06:00-08:00 2024-11-27T23:06:00-08:00 2024-11-28T11:15:00-08:00 Actual Update Met Expected Moderate Likely Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; South Washington Cascade Foothills SAME 041005 SAME 041047 SAME 041043 SAME 041039 SAME 053011 SAME 053015 SAME 053059 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280706 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.7da93e300caaa1066d3cf61e9144c4b03b63b156.003.1,2024-11-27T10:55:00-08:00
Categories: NOAA Current Watches for Washington and Oregon

Freezing Fog Advisory issued November 27 at 9:49PM PST until November 28 at 10:00AM PST by NWS Pendleton OR

NOAA Current Watches-WA - November 27, 2024 - 9:49pm
* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Yakima Valley, Lower Columbia Basin of Washington, and Foothills of the Blue Mountains of Washington. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing Fog Advisory 2024-11-27T21:49:00-08:00 2024-11-27T21:49:00-08:00 2024-11-27T21:49:00-08:00 2024-11-28T07:00:00-08:00 Actual Update Met Expected Moderate Likely Yakima Valley; Lower Columbia Basin of Washington; Foothills of the Blue Mountains of Washington SAME 053077 SAME 053005 SAME 053021 SAME 053039 SAME 053071 SAME 053013 UGC WAZ027 UGC WAZ028 UGC WAZ029 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 280549 NWSheadline FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPDT.ZF.Y.0008.000000T0000Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Freezing Fog Advisory issued November 27 at 9:49PM PST until November 28 at 10:00AM PST by NWS Pendleton OR

NOAA Current Watches-OR - November 27, 2024 - 9:49pm
* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Foothills of the Northern Blue Mountains of Oregon and Lower Columbia Basin of Oregon. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing Fog Advisory 2024-11-27T21:49:00-08:00 2024-11-27T21:49:00-08:00 2024-11-27T21:49:00-08:00 2024-11-28T07:00:00-08:00 Actual Alert Met Expected Moderate Likely Lower Columbia Basin of Oregon; Foothills of the Northern Blue Mountains of Oregon SAME 041049 SAME 041059 UGC ORZ044 UGC ORZ507 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 280549 NWSheadline FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXA.KPDT.ZF.Y.0008.000000T0000Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 8:37PM PST until December 2 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 8:37pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...Until 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; Inner Vancouver Metro; East Clark County Lowlands SAME 041067 SAME 041051 SAME 041071 SAME 041005 SAME 053011 UGC ORZ110 UGC ORZ111 UGC ORZ112 UGC ORZ113 UGC WAZ206 UGC WAZ207 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241203T0000Z/ eventEndingTime 2024-12-03T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 8:37PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 8:37pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...South Willamette Valley, Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; Willapa and Wahkiakum Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills SAME 041057 SAME 041007 SAME 041041 SAME 041067 SAME 041071 SAME 041039 SAME 041003 SAME 041053 SAME 041009 SAME 041051 SAME 041005 SAME 041043 SAME 041047 SAME 053049 SAME 053069 SAME 053015 SAME 053011 SAME 053059 UGC ORZ104 UGC ORZ105 UGC ORZ108 UGC ORZ109 UGC ORZ116 UGC ORZ117 UGC ORZ118 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ202 UGC WAZ204 UGC WAZ205 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Dense Fog Advisory issued November 27 at 8:37PM PST until November 28 at 10:00AM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 8:37pm
* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, a persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Central Willamette Valley. * WHEN...For the Dense Fog Advisory, until 10 AM PST Thursday. For the Air Stagnation Advisory, until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous. Dense Fog Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Alert Met Expected Moderate Likely West Central Willamette Valley; East Central Willamette Valley SAME 041071 SAME 041053 SAME 041047 SAME 041005 UGC ORZ114 UGC ORZ115 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KPQR.FG.Y.0036.241128T0437Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 8:37PM PST until December 2 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 8:37pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...Until 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; Inner Vancouver Metro; East Clark County Lowlands SAME 041067 SAME 041051 SAME 041071 SAME 041005 SAME 053011 UGC ORZ110 UGC ORZ111 UGC ORZ112 UGC ORZ113 UGC WAZ206 UGC WAZ207 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241203T0000Z/ eventEndingTime 2024-12-03T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 8:37PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 8:37pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...South Willamette Valley, Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; Willapa and Wahkiakum Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills SAME 041057 SAME 041007 SAME 041041 SAME 041067 SAME 041071 SAME 041039 SAME 041003 SAME 041053 SAME 041009 SAME 041051 SAME 041005 SAME 041043 SAME 041047 SAME 053049 SAME 053069 SAME 053015 SAME 053011 SAME 053059 UGC ORZ104 UGC ORZ105 UGC ORZ108 UGC ORZ109 UGC ORZ116 UGC ORZ117 UGC ORZ118 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ202 UGC WAZ204 UGC WAZ205 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 8:37PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 8:37pm
* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, a persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Central Willamette Valley. * WHEN...For the Dense Fog Advisory, until 10 AM PST Thursday. For the Air Stagnation Advisory, until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous. Air Stagnation Advisory 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-27T20:37:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Central Willamette Valley; East Central Willamette Valley SAME 041071 SAME 041053 SAME 041047 SAME 041005 UGC ORZ114 UGC ORZ115 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280437 NWSheadline DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Freezing Fog Advisory issued November 27 at 7:01PM PST until November 28 at 10:00AM PST by NWS Pendleton OR

NOAA Current Watches-WA - November 27, 2024 - 7:01pm
* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Yakima Valley and Lower Columbia Basin of Washington. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing Fog Advisory 2024-11-27T19:01:00-08:00 2024-11-27T19:01:00-08:00 2024-11-27T19:01:00-08:00 2024-11-28T07:00:00-08:00 Actual Update Met Expected Moderate Likely Yakima Valley; Lower Columbia Basin of Washington SAME 053077 SAME 053005 SAME 053021 SAME 053039 SAME 053071 UGC WAZ027 UGC WAZ028 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 280301 NWSheadline FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPDT.ZF.Y.0008.000000T0000Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Freezing Fog Advisory issued November 27 at 7:01PM PST until November 28 at 10:00AM PST by NWS Pendleton OR

NOAA Current Watches-WA - November 27, 2024 - 7:01pm
* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Foothills of the Blue Mountains of Washington. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing Fog Advisory 2024-11-27T19:01:00-08:00 2024-11-27T19:01:00-08:00 2024-11-27T19:01:00-08:00 2024-11-28T07:00:00-08:00 Actual Alert Met Expected Moderate Likely Foothills of the Blue Mountains of Washington SAME 053013 SAME 053071 UGC WAZ029 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 280301 NWSheadline FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXA.KPDT.ZF.Y.0008.000000T0000Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 4:50PM PST until December 2 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 4:50pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...Until 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; Inner Vancouver Metro; East Clark County Lowlands SAME 041067 SAME 041051 SAME 041071 SAME 041005 SAME 053011 UGC ORZ110 UGC ORZ111 UGC ORZ112 UGC ORZ113 UGC WAZ206 UGC WAZ207 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280050 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241203T0000Z/ eventEndingTime 2024-12-03T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 4:50PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 4:50pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; Willapa and Wahkiakum Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills SAME 041057 SAME 041007 SAME 041041 SAME 041067 SAME 041071 SAME 041039 SAME 041003 SAME 041053 SAME 041009 SAME 041051 SAME 041005 SAME 041047 SAME 041043 SAME 053049 SAME 053069 SAME 053015 SAME 053011 SAME 053059 UGC ORZ104 UGC ORZ105 UGC ORZ108 UGC ORZ109 UGC ORZ114 UGC ORZ115 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ202 UGC WAZ204 UGC WAZ205 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280050 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 4:50PM PST until December 2 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 4:50pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...Until 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; Inner Vancouver Metro; East Clark County Lowlands SAME 041067 SAME 041051 SAME 041071 SAME 041005 SAME 053011 UGC ORZ110 UGC ORZ111 UGC ORZ112 UGC ORZ113 UGC WAZ206 UGC WAZ207 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280050 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241203T0000Z/ eventEndingTime 2024-12-03T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 4:50PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 4:50pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...South Willamette Valley. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-28T04:00:00-08:00 Actual Alert Met Expected Moderate Likely Benton County Lowlands; Linn County Lowlands; Lane County Lowlands SAME 041003 SAME 041043 SAME 041039 UGC ORZ116 UGC ORZ117 UGC ORZ118 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280050 NWSheadline AIR STAGNATION ADVISORY IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXA.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 4:50PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-OR - November 27, 2024 - 4:50pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-27T16:50:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; Willapa and Wahkiakum Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills SAME 041057 SAME 041007 SAME 041041 SAME 041067 SAME 041071 SAME 041039 SAME 041003 SAME 041053 SAME 041009 SAME 041051 SAME 041005 SAME 041047 SAME 041043 SAME 053049 SAME 053069 SAME 053015 SAME 053011 SAME 053059 UGC ORZ104 UGC ORZ105 UGC ORZ108 UGC ORZ109 UGC ORZ114 UGC ORZ115 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ202 UGC WAZ204 UGC WAZ205 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 280050 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Freezing Fog Advisory issued November 27 at 4:36PM PST until November 28 at 10:00AM PST by NWS Pendleton OR

NOAA Current Watches-WA - November 27, 2024 - 4:36pm
* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Yakima Valley and Lower Columbia Basin of Washington. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Multiple observations along I-82 between Richland and Yakima are currently showing visibilities of less than a quarter mile, which is expected to persist this evening and into Thursday morning. Air Temperatures are currently 32-34 in the area, but are anticipated to drop to between 25-30 degrees overnight. Freezing Fog Advisory 2024-11-27T16:36:00-08:00 2024-11-27T16:36:00-08:00 2024-11-27T16:36:00-08:00 2024-11-28T07:00:00-08:00 Actual Alert Met Expected Moderate Likely Yakima Valley; Lower Columbia Basin of Washington SAME 053077 SAME 053005 SAME 053021 SAME 053039 SAME 053071 UGC WAZ027 UGC WAZ028 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 280036 NWSheadline FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KPDT.ZF.Y.0008.241128T0036Z-241128T1800Z/ eventEndingTime 2024-11-28T18:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Beach Hazards Statement issued November 27 at 2:38PM PST until December 1 at 1:00PM PST by NWS Medford OR

NOAA Current Watches-OR - November 27, 2024 - 2:38pm
* WHAT...A moderate risk of sneaker waves is expected. * WHERE...All beaches and shorelines of Douglas, Coos, and Curry counties. * WHEN...From Saturday evening through Sunday afternoon. * IMPACTS...Sneaker waves can run up significantly farther on beaches than normal, including over rocks and jetties. These waves can suddenly knock people off of their feet and quickly pull them into the cold ocean waters, resulting in serious injury or death. Waves may also lift driftwood logs, trapping anyone caught underneath. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr Beach Hazards Statement 2024-11-27T14:38:00-08:00 2024-11-27T14:38:00-08:00 2024-11-30T19:00:00-08:00 2024-11-28T05:45:00-08:00 Actual Alert Met Expected Moderate Likely South Central Oregon Coast; Curry County Coast SAME 041011 SAME 041015 SAME 041019 UGC ORZ021 UGC ORZ022 AWIPSidentifier CFWMFR WMOidentifier WHUS46 KMFR 272238 NWSheadline BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KMFR.BH.S.0007.241201T0300Z-241201T2100Z/ eventEndingTime 2024-12-01T21:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 12:22PM PST until December 2 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 12:22pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...From 4 PM this afternoon to 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T12:22:00-08:00 2024-11-27T12:22:00-08:00 2024-11-27T16:00:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; Inner Vancouver Metro; East Clark County Lowlands SAME 041067 SAME 041051 SAME 041071 SAME 041005 SAME 053011 UGC ORZ110 UGC ORZ111 UGC ORZ112 UGC ORZ113 UGC WAZ206 UGC WAZ207 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 272022 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST MONDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.241128T0000Z-241203T0000Z/ eventEndingTime 2024-12-03T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

Air Stagnation Advisory issued November 27 at 12:22PM PST until December 3 at 4:00PM PST by NWS Portland OR

NOAA Current Watches-WA - November 27, 2024 - 12:22pm
* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...From 4 PM this afternoon to 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2024-11-27T12:22:00-08:00 2024-11-27T12:22:00-08:00 2024-11-27T16:00:00-08:00 2024-11-28T04:00:00-08:00 Actual Update Met Expected Moderate Likely North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Clackamas County Cascade Foothills; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills; Willapa and Wahkiakum Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills SAME 041057 SAME 041007 SAME 041041 SAME 041067 SAME 041071 SAME 041039 SAME 041003 SAME 041053 SAME 041009 SAME 041051 SAME 041005 SAME 041047 SAME 041043 SAME 053049 SAME 053069 SAME 053015 SAME 053011 SAME 053059 UGC ORZ104 UGC ORZ105 UGC ORZ108 UGC ORZ109 UGC ORZ114 UGC ORZ115 UGC ORZ123 UGC ORZ124 UGC ORZ125 UGC WAZ202 UGC WAZ204 UGC WAZ205 UGC WAZ208 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 272022 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST TUESDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.241128T0000Z-241204T0000Z/ eventEndingTime 2024-12-04T00:00:00+00:00
Categories: NOAA Current Watches for Washington and Oregon

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