NOAA Current Watches-OR

* WHAT...Visibility one quarter mile or less in freezing fog. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...Until 11 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing Fog Advisory 2025-01-16T03:54:00-08:00 2025-01-16T03:54:00-08:00 2025-01-16T03:54:00-08:00 2025-01-16T11:00:00-08:00 Actual Alert Met Expected Moderate Likely Foothills of the Northern Blue Mountains of Oregon SAME 041059 UGC ORZ507 AWIPSidentifier NPWPDT WMOidentifier WWUS76 KPDT 161154 NWSheadline FREEZING FOG ADVISORY IN EFFECT UNTIL 11 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KPDT.ZF.Y.0006.250116T1154Z-250116T1900Z/ eventEndingTime 2025-01-16T19:00:00+00:00

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Lane County Cascade Foothills. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Dense Fog Advisory 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T10:00:00-08:00 Actual Update Met Expected Moderate Likely Lane County Cascade Foothills SAME 041039 UGC ORZ125 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 161150 NWSheadline DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.FG.Y.0005.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...For the Air Stagnation Advisory, light winds and limited air movement will lead to a period of stagnant air conditions. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...South Willamette Valley. * WHEN...For the Air Stagnation Advisory, until 10 AM PST Friday. For the Dense Fog Advisory, until 10 AM PST this morning. * IMPACTS...For the Dense Fog Advisory, low visibility could make driving conditions hazardous. For the Air Stagnation Advisory, deteriorating air quality may cause issues for people with respiratory problems. Dense Fog Advisory 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T16:00:00-08:00 Actual Update 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 161150 NWSheadline AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST FRIDAY... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.FG.Y.0005.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...For the Air Stagnation Advisory, light winds and limited air movement will lead to a period of stagnant air conditions. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...South Willamette Valley. * WHEN...For the Air Stagnation Advisory, until 10 AM PST Friday. For the Dense Fog Advisory, until 10 AM PST this morning. * IMPACTS...For the Dense Fog Advisory, low visibility could make driving conditions hazardous. For the Air Stagnation Advisory, deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T16:00:00-08:00 Actual Update 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 161150 NWSheadline AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST FRIDAY... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXT.KPQR.AS.Y.0001.000000T0000Z-250117T1800Z/ eventEndingTime 2025-01-17T18:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.003.1,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.001.2,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ed0a3cb25ed816e5766ea2203c61afcbe3142ab5.001.1,2025-01-14T15:22:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.97cc5f5f6e00872eecef89edc45e16d7616e1e14.001.1,2025-01-14T08:06:00-08:00

* WHAT...Light winds and limited air movement will lead to a period of stagnant air conditions. * WHERE...Central Willamette Valley. * WHEN...Until 10 AM PST Friday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T03:50:00-08:00 2025-01-16T16:00:00-08:00 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 161150 NWSheadline AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST FRIDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXT.KPQR.AS.Y.0001.000000T0000Z-250117T1800Z/ eventEndingTime 2025-01-17T18:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.003.1,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ed0a3cb25ed816e5766ea2203c61afcbe3142ab5.001.1,2025-01-14T15:22:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.97cc5f5f6e00872eecef89edc45e16d7616e1e14.001.1,2025-01-14T08:06:00-08:00

* WHAT...A moderate risk of sneaker waves is expected. * WHERE...Beaches along Curry, Coos, and Douglas Counties. The highest risks will be to west-facing beaches. * WHEN...From Saturday afternoon 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 2025-01-16T02:38:00-08:00 2025-01-16T02:38:00-08:00 2025-01-18T13:00:00-08:00 2025-01-16T10:45:00-08:00 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 161038 NWSheadline BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY AFTERNOON BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KMFR.BH.S.0004.250118T2100Z-250120T0200Z/ eventEndingTime 2025-01-20T02:00:00+00:00

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, moderate air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Valleys in central Douglas County. This includes Roseburg, Sutherlin, Elkton, Camas Valley, Canyonville, Glendale and surrounding areas. * WHEN...For the Air Stagnation Advisory, until noon PST Friday. For the Dense Fog Advisory, until 10 AM PST this morning. * IMPACTS...Moderate air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...Strong valley inversions, very shallow mixing layers of less than 1000 feet, and calm winds are expected throughout the advisory time, especially during the overnight and morning hours. A weak front Thursday night into Friday may allow for a brief period of improved mixing and particulate dispersion. Dense Fog Advisory 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T10:30:00-08:00 Actual Update Met Expected Moderate Likely Central Douglas County SAME 041011 SAME 041019 UGC ORZ023 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 161019 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KMFR.FG.Y.0005.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...For the Freezing Fog Advisory, visibility one quarter mile or less in freezing fog and fog. For the Air Stagnation Advisory, poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Valleys in eastern Curry County and Josephine County and Jackson County. This includes, the Illinois, Rogue and Applegate valleys, including Grants Pass, Selma, Cave Junction, Applegate, Rogue River, Medford, Eagle Point, Jacksonville, Ashland and surrounding areas. * WHEN...For the Air Stagnation Advisory, until noon PST Friday. For the Freezing Fog Advisory, until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing fog may allow spots of ice to develop on roadways. Poor air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...Strong valley inversions, very shallow mixing layers of less than 1000 feet, and calm winds are expected throughout the advisory time, especially during the overnight and morning hours. A weak front Thursday night into Friday may allow for a brief period of improved mixing and particulate dispersion. Freezing Fog Advisory 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T10:30:00-08:00 Actual Update Met Expected Moderate Likely Eastern Curry County and Josephine County; Jackson County SAME 041015 SAME 041033 SAME 041029 UGC ORZ024 UGC ORZ026 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 161019 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY... ...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KMFR.ZF.Y.0003.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...Moderate air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Valleys across Lake County and eastern Klamath County, South Central Oregon Coast, Eastern Douglas County Foothills, and Klamath Basin. * WHEN...Until noon PST Friday. * IMPACTS...Moderate air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T10:30:00-08:00 Actual Update Met Expected Moderate Likely South Central Oregon Coast; Eastern Douglas County Foothills; Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Central and Eastern Lake County SAME 041011 SAME 041015 SAME 041019 SAME 041035 SAME 041037 UGC ORZ021 UGC ORZ025 UGC ORZ029 UGC ORZ030 UGC ORZ031 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 161019 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KMFR.AS.Y.0002.000000T0000Z-250117T2000Z/ eventEndingTime 2025-01-17T20:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.88bacc6f5026e3669fa43ca7ae9332a389b9f7af.003.1,2025-01-15T11:58:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d30df0bbc65bfd3004f70ec7f1997eec1f960830.003.1,2025-01-15T09:36:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.003.1,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f1dc93cf964413609fecfe73cbc97083cdf46567.001.1,2025-01-14T12:45:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.003.1,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87dfd35d4a314229ae2f8929115ac73db8f1591e.001.1,2025-01-13T10:42:00-08:00

* WHAT...For the Freezing Fog Advisory, visibility one quarter mile or less in freezing fog and fog. For the Air Stagnation Advisory, poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Valleys in eastern Curry County and Josephine County and Jackson County. This includes, the Illinois, Rogue and Applegate valleys, including Grants Pass, Selma, Cave Junction, Applegate, Rogue River, Medford, Eagle Point, Jacksonville, Ashland and surrounding areas. * WHEN...For the Air Stagnation Advisory, until noon PST Friday. For the Freezing Fog Advisory, until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Freezing fog may allow spots of ice to develop on roadways. Poor air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...Strong valley inversions, very shallow mixing layers of less than 1000 feet, and calm winds are expected throughout the advisory time, especially during the overnight and morning hours. A weak front Thursday night into Friday may allow for a brief period of improved mixing and particulate dispersion. Air Stagnation Advisory 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T10:30:00-08:00 Actual Update Met Expected Moderate Likely Eastern Curry County and Josephine County; Jackson County SAME 041015 SAME 041033 SAME 041029 UGC ORZ024 UGC ORZ026 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 161019 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY... ...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KMFR.AS.Y.0002.000000T0000Z-250117T2000Z/ eventEndingTime 2025-01-17T20:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.88bacc6f5026e3669fa43ca7ae9332a389b9f7af.002.2,2025-01-15T11:58:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d30df0bbc65bfd3004f70ec7f1997eec1f960830.002.2,2025-01-15T09:36:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.002.2,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f1dc93cf964413609fecfe73cbc97083cdf46567.001.1,2025-01-14T12:45:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.002.2,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87dfd35d4a314229ae2f8929115ac73db8f1591e.001.1,2025-01-13T10:42:00-08:00

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, moderate air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Valleys in central Douglas County. This includes Roseburg, Sutherlin, Elkton, Camas Valley, Canyonville, Glendale and surrounding areas. * WHEN...For the Air Stagnation Advisory, until noon PST Friday. For the Dense Fog Advisory, until 10 AM PST this morning. * IMPACTS...Moderate air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...Strong valley inversions, very shallow mixing layers of less than 1000 feet, and calm winds are expected throughout the advisory time, especially during the overnight and morning hours. A weak front Thursday night into Friday may allow for a brief period of improved mixing and particulate dispersion. Air Stagnation Advisory 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T02:19:00-08:00 2025-01-16T10:30:00-08:00 Actual Update Met Expected Moderate Likely Central Douglas County SAME 041011 SAME 041019 UGC ORZ023 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 161019 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY... ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KMFR.AS.Y.0002.000000T0000Z-250117T2000Z/ eventEndingTime 2025-01-17T20:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.88bacc6f5026e3669fa43ca7ae9332a389b9f7af.001.2,2025-01-15T11:58:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d30df0bbc65bfd3004f70ec7f1997eec1f960830.001.2,2025-01-15T09:36:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.001.2,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f1dc93cf964413609fecfe73cbc97083cdf46567.001.1,2025-01-14T12:45:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.001.2,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87dfd35d4a314229ae2f8929115ac73db8f1591e.001.1,2025-01-13T10:42:00-08:00

* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...Until 11 AM MST /10 AM PST/ Friday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-16T02:05:00-07:00 2025-01-16T02:05:00-07:00 2025-01-16T02:05:00-07:00 2025-01-17T05:00:00-07:00 Actual Update Met Expected Moderate Likely West Central Mountains; Lower Treasure Valley; Boise Mountains; Upper Treasure Valley; Southwest Highlands; Western Magic Valley; Camas Prairie; Owyhee Mountains; Southern Twin Falls County; Upper Weiser River; Harney County; Baker County; Malheur County; Oregon Lower Treasure Valley SAME 016003 SAME 016045 SAME 016085 SAME 016087 SAME 016027 SAME 016073 SAME 016075 SAME 016015 SAME 016025 SAME 016039 SAME 016001 SAME 016047 SAME 016053 SAME 016083 SAME 041025 SAME 041001 SAME 041045 UGC IDZ011 UGC IDZ012 UGC IDZ013 UGC IDZ014 UGC IDZ015 UGC IDZ016 UGC IDZ028 UGC IDZ029 UGC IDZ030 UGC IDZ033 UGC ORZ061 UGC ORZ062 UGC ORZ063 UGC ORZ064 AWIPSidentifier NPWBOI WMOidentifier WWUS75 KBOI 160905 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST /10 AM PST/ FRIDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KBOI.AS.Y.0002.000000T0000Z-250117T1800Z/ eventEndingTime 2025-01-17T18:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.aa88dd3fa9eb4e6f1af66e71c8ef9b2141cd21b4.001.1,2025-01-14T13:27:00-07:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.0bff693a6ed14962d6cd46825a6ae99a7725841b.001.1,2025-01-14T04:12:00-07:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.27083b3cc69f3c8fb57459905d4c7b3dde809a0b.001.1,2025-01-13T13:24:00-07:00

Patchy dense freezing fog will continue into late evening hours across the Blue Mountain Foothills of WA and OR. Visibilities of less than 1/2 mile are possible in spots, especially along Highway 11 near Athena, Interstate 84 near Pendleton and in portions of Walla Walla. Drivers should expect sudden reductions in visibility. Slow down and allow for extra space between yourself and other vehicles if you encounter dense fog. Special Weather Statement 2025-01-15T23:00:00-08:00 2025-01-15T23:00:00-08:00 2025-01-15T23:00:00-08:00 2025-01-16T04:00:00-08:00 Actual Alert Met Expected Moderate Observed Foothills of the Northern Blue Mountains of Oregon; Foothills of the Blue Mountains of Washington SAME 041059 SAME 053013 SAME 053071 UGC ORZ507 UGC WAZ029 AWIPSidentifier SPSPDT WMOidentifier WWUS86 KPDT 160700 BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR

Patchy dense freezing fog will continue into late evening hours across the Blue Mountain Foothills of WA and OR. Visibilities of less than 1/2 mile are possible in spots, especially along Highway 11 near Athena, Interstate 84 near Pendleton and in portions of Walla Walla. Drivers should expect sudden reductions in visibility. Slow down and allow for extra space between yourself and other vehicles if you encounter dense fog. Special Weather Statement 2025-01-15T19:55:00-08:00 2025-01-15T19:55:00-08:00 2025-01-15T19:55:00-08:00 2025-01-15T23:00:00-08:00 Actual Alert Met Expected Moderate Observed Foothills of the Northern Blue Mountains of Oregon; Foothills of the Blue Mountains of Washington SAME 041059 SAME 053013 SAME 053071 UGC ORZ507 UGC WAZ029 AWIPSidentifier SPSPDT WMOidentifier WWUS86 KPDT 160355 BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR

* WHAT...Light winds and limited air movement will lead to a period of stagnant air conditions. * WHERE...Central Willamette Valley. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-16T04:00:00-08:00 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 160343 NWSheadline AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.003.1,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ed0a3cb25ed816e5766ea2203c61afcbe3142ab5.001.1,2025-01-14T15:22:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.97cc5f5f6e00872eecef89edc45e16d7616e1e14.001.1,2025-01-14T08:06:00-08:00

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Lane County Cascade Foothills. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. Dense Fog Advisory 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-16T04:00:00-08:00 Actual Alert Met Expected Moderate Likely Lane County Cascade Foothills SAME 041039 UGC ORZ125 AWIPSidentifier NPWPQR WMOidentifier WWUS76 KPQR 160343 NWSheadline DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KPQR.FG.Y.0005.250116T0343Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, light winds and limited air movement will lead to a period of stagnant air conditions. * WHERE...South Willamette Valley. * WHEN...Until 10 AM PST Thursday. * IMPACTS...For the Dense Fog Advisory, low visibility could make driving conditions hazardous. For the Air Stagnation Advisory, Deteriorating air quality may cause issues for people with respiratory problems. Dense Fog Advisory 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-16T04:00:00-08:00 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 160343 NWSheadline DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KPQR.FG.Y.0005.250116T0343Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Air Stagnation Advisory, light winds and limited air movement will lead to a period of stagnant air conditions. * WHERE...South Willamette Valley. * WHEN...Until 10 AM PST Thursday. * IMPACTS...For the Dense Fog Advisory, low visibility could make driving conditions hazardous. For the Air Stagnation Advisory, Deteriorating air quality may cause issues for people with respiratory problems. Air Stagnation Advisory 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-15T19:43:00-08:00 2025-01-16T04:00:00-08:00 Actual Update 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 160343 NWSheadline DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPQR.AS.Y.0001.000000T0000Z-250116T1800Z/ eventEndingTime 2025-01-16T18:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.003.1,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.517a4b6468461a55d0522d18897bd5173a0d21cb.001.2,2025-01-15T08:25:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ed0a3cb25ed816e5766ea2203c61afcbe3142ab5.001.1,2025-01-14T15:22:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.97cc5f5f6e00872eecef89edc45e16d7616e1e14.001.1,2025-01-14T08:06:00-08:00

* WHAT...Moderate to poor air quality will continue through the next few days. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...The valleys of Klamath, Lake, Jackson, Josephine and Douglas Counties. This includes the Klamath Basin and the Rogue, Illinois, Umpqua, Goose, Summer Lake and Applegate valleys. * WHEN...Until noon PST Friday. * IMPACTS...Poor and unhealthy air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...A dry cold front on Thursday night and Friday morning will improve mixing conditions. Air Stagnation Advisory 2025-01-15T15:00:00-08:00 2025-01-15T15:00:00-08:00 2025-01-15T15:00:00-08:00 2025-01-17T12:00:00-08:00 Actual Update Met Expected Moderate Likely South Central Oregon Coast; Central Douglas County; Eastern Curry County and Josephine County; Eastern Douglas County Foothills; Jackson County; Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Central and Eastern Lake County SAME 041011 SAME 041015 SAME 041019 SAME 041033 SAME 041029 SAME 041035 SAME 041037 UGC ORZ021 UGC ORZ023 UGC ORZ024 UGC ORZ025 UGC ORZ026 UGC ORZ029 UGC ORZ030 UGC ORZ031 AWIPSidentifier NPWMFR WMOidentifier WWUS76 KMFR 152300 NWSheadline AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON PST FRIDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXT.KMFR.AS.Y.0002.000000T0000Z-250117T2000Z/ eventEndingTime 2025-01-17T20:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.003.1,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.002.2,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d9a1f3ea906b1e5cee7404f1815b55afd768b5ee.001.2,2025-01-15T00:17:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f1dc93cf964413609fecfe73cbc97083cdf46567.001.1,2025-01-14T12:45:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.003.1,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.002.2,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c13cf4c24650bd9efa1fede467b1992a9cbc7a3f.001.2,2025-01-14T02:16:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87dfd35d4a314229ae2f8929115ac73db8f1591e.001.1,2025-01-13T10:42:00-08:00

Patchy dense freezing fog will continue into early evening hours across the Blue Mountain Foothills. Visibilities of less than 1/2 mile are possible in spots, especially along Highway 11 near Weston, Interstate 84 near Pendleton and in portions of Walla Walla. Drivers should expect sudden reductions in visibility. Slow down and allow for extra space between yourself and other vehicles if you encounter dense fog. Special Weather Statement 2025-01-15T13:43:00-08:00 2025-01-15T13:43:00-08:00 2025-01-15T13:43:00-08:00 2025-01-15T18:00:00-08:00 Actual Alert Met Expected Moderate Observed Foothills of the Northern Blue Mountains of Oregon; Foothills of the Blue Mountains of Washington SAME 041059 SAME 053013 SAME 053071 UGC ORZ507 UGC WAZ029 AWIPSidentifier SPSPDT WMOidentifier WWUS86 KPDT 152143 BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR