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Home Return to list Dense Fog Advisory 0011 Issued by the Portland Forecast Office
Action: New Issued At: 2026-02-25 07:33:12 585 WWUS76 KPQR 251332 NPWPQR URGENT - WEATHER MESSAGE National Weather Service Portland OR 532 AM PST Wed Feb 25 2026 ORZ104-108-109-111-112-114-115-WAZ204>207-251800- /O.NEW.KPQR.FG.Y.0011.260225T1332Z-260225T1800Z/ North Oregon Coast Range Lowlands-Lower Columbia River-Tualatin Valley-Inner Portland Metro-East Portland Metro-West Central Willamette Valley-East Central Willamette Valley-Cowlitz County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-East Clark County Lowlands- Including the cities of Stayton, Clatskanie, Troutdale, Eagle Creek, Monmouth, McMinnville, Kalama, Camas, St. Helens, Oregon City, Salmon Creek, Glenwood, Longview, Sherwood, Hockinson, Brush Prairie, Ridgefield, Newberg, Hillsboro, Rockcreek, Fairview, Tigard, Grand Ronde Indian Reservation, Vancouver, Keizer, Evergreen, Happy Valley, Dallas, Salem, Portland, Vernonia, La Center, Woodburn, Castle Rock, Sellwood, Jewell, Woodland, Necanicum, Knappa, Lake Oswego, Silverton, Sheridan, Molalla, Washougal, Wilsonville, Gresham, Rainier, Forest Grove, Kelso, Scappoose, and Battle Ground 532 AM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portland Metro Lowlands, Greater Vancouver Metro, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, and North Oregon Coast Range Lowlands. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down and leave plenty of distance ahead of you. Pedestrians and cyclists should wear bright or reflective clothing to increase the chances of being seen by others in poor visibility conditions. && $$ For more information from the National Weather Service visit www.weather.gov/portland ts Action: Time Extended Issued At: 2026-02-25 11:55:20 753 WWUS76 KPQR 251754 NPWPQR URGENT - WEATHER MESSAGE National Weather Service Portland OR 954 AM PST Wed Feb 25 2026 ORZ104-114-115-251900- /O.EXP.KPQR.FG.Y.0011.000000T0000Z-260225T1800Z/ North Oregon Coast Range Lowlands-West Central Willamette Valley- East Central Willamette Valley- Including the cities of Jewell, McMinnville, Dallas, Monmouth, Keizer, Glenwood, Wilsonville, Molalla, Grand Ronde Indian Reservation, Stayton, Woodburn, Silverton, Sheridan, Salem, Vernonia, Newberg, Necanicum, and Knappa 954 AM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... Visibilities have risen above one quarter mile, so the dense fog advisory will be allowed to expire. Localized areas of dense fog could remain over the next couple of hours, so use caution when driving. $$ ORZ108-109-111-112-WAZ204>207-252000- /O.EXT.KPQR.FG.Y.0011.000000T0000Z-260225T2000Z/ Lower Columbia River-Tualatin Valley-Inner Portland Metro-East Portland Metro-Cowlitz County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-East Clark County Lowlands- Including the cities of Portland, Troutdale, Tigard, Lake Oswego, St. Helens, Gresham, Kalama, Clatskanie, Rockcreek, Kelso, Forest Grove, Fairview, Rainier, Vancouver, Castle Rock, Camas, Sherwood, Happy Valley, Battle Ground, Brush Prairie, Washougal, Longview, Woodland, Eagle Creek, Hockinson, Oregon City, Salmon Creek, Scappoose, La Center, Evergreen, Sellwood, Ridgefield, and Hillsboro 954 AM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portland Metro Lowlands, Greater Vancouver Metro, and Lower Columbia River and Cowlitz River Valleys. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down and leave plenty of distance ahead of you. Pedestrians and cyclists should wear bright or reflective clothing to increase the chances of being seen by others in poor visibility conditions. && $$ For more information from the National Weather Service visit www.weather.gov/portland 03 Action: Expired Issued At: 2026-02-25 11:55:20 753 WWUS76 KPQR 251754 NPWPQR URGENT - WEATHER MESSAGE National Weather Service Portland OR 954 AM PST Wed Feb 25 2026 ORZ104-114-115-251900- /O.EXP.KPQR.FG.Y.0011.000000T0000Z-260225T1800Z/ North Oregon Coast Range Lowlands-West Central Willamette Valley- East Central Willamette Valley- Including the cities of Jewell, McMinnville, Dallas, Monmouth, Keizer, Glenwood, Wilsonville, Molalla, Grand Ronde Indian Reservation, Stayton, Woodburn, Silverton, Sheridan, Salem, Vernonia, Newberg, Necanicum, and Knappa 954 AM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... Visibilities have risen above one quarter mile, so the dense fog advisory will be allowed to expire. Localized areas of dense fog could remain over the next couple of hours, so use caution when driving. $$ ORZ108-109-111-112-WAZ204>207-252000- /O.EXT.KPQR.FG.Y.0011.000000T0000Z-260225T2000Z/ Lower Columbia River-Tualatin Valley-Inner Portland Metro-East Portland Metro-Cowlitz County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-East Clark County Lowlands- Including the cities of Portland, Troutdale, Tigard, Lake Oswego, St. Helens, Gresham, Kalama, Clatskanie, Rockcreek, Kelso, Forest Grove, Fairview, Rainier, Vancouver, Castle Rock, Camas, Sherwood, Happy Valley, Battle Ground, Brush Prairie, Washougal, Longview, Woodland, Eagle Creek, Hockinson, Oregon City, Salmon Creek, Scappoose, La Center, Evergreen, Sellwood, Ridgefield, and Hillsboro 954 AM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portland Metro Lowlands, Greater Vancouver Metro, and Lower Columbia River and Cowlitz River Valleys. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down and leave plenty of distance ahead of you. Pedestrians and cyclists should wear bright or reflective clothing to increase the chances of being seen by others in poor visibility conditions. && $$ For more information from the National Weather Service visit www.weather.gov/portland 03 Action: Expired Issued At: 2026-02-25 14:21:23 541 WWUS76 KPQR 252020 NPWPQR URGENT - WEATHER MESSAGE National Weather Service Portland OR 1220 PM PST Wed Feb 25 2026 ORZ108-109-111-112-WAZ204>207-252130- /O.EXP.KPQR.FG.Y.0011.000000T0000Z-260225T2000Z/ Lower Columbia River-Tualatin Valley-Inner Portland Metro-East Portland Metro-Cowlitz County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-East Clark County Lowlands- Including the cities of Portland, Troutdale, Tigard, Lake Oswego, St. Helens, Gresham, Kalama, Clatskanie, Rockcreek, Kelso, Forest Grove, Fairview, Rainier, Vancouver, Castle Rock, Camas, Sherwood, Happy Valley, Battle Ground, Brush Prairie, Washougal, Longview, Woodland, Eagle Creek, Hockinson, Oregon City, Salmon Creek, Scappoose, La Center, Evergreen, Sellwood, Ridgefield, and Hillsboro 1220 PM PST Wed Feb 25 2026 ...DENSE FOG ADVISORY HAS EXPIRED... Visibilities have risen above one quarter mile, so the dense fog advisory has been allowed to expire. $$ For more information from the National Weather Service visit www.weather.gov/portland 03 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||