Weather Warnings for Oregon

Issued by the National Weather Service

Current watches, warnings, and advisories for Oregon
Alerts Updated: January 18, 2026, 10:00 pm  UTC


Air Stagnation Advisory issued January 18 at 1:42PM PST until January 20 at 4:00PM PST by NWS Pendleton OR

Summary: * WHAT...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...In Oregon, Central Oregon and North Central Oregon. In Washington, Kittitas Valley. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...Area coverage of freezing fog has reduced since this morning, but lingering fog along parts of I-82, I-97, and Highway 126 will persist through the next couple of hours. Expecting more freezing fog to redevelop overnight tonight for the region.
Severity:  Moderate    Effective:  January 18, 2026, 1:42 pm      Expires:  January 19, 2026, 7:00 am
Area:  North Central Oregon; Central Oregon; Kittitas Valley


Air Stagnation Advisory issued January 18 at 1:42PM PST until January 20 at 4:00PM PST by NWS Pendleton OR

Summary: * WHAT...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...Foothills of the Blue Mountains of Oregon and Washington, Eastern Columbia River Gorge of Oregon and Washington, Lower Columbia Basin of Oregon and Washington, Yakima Valley, and Simcoe Highlands. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Severity:  Moderate    Effective:  January 18, 2026, 1:42 pm      Expires:  January 19, 2026, 7:00 am
Area:  Eastern Columbia River Gorge of Oregon; Lower Columbia Basin of Oregon; Foothills of the Northern Blue Mountains of Oregon; Foothills of the Southern Blue Mountains of Oregon; Eastern Columbia River Gorge of Washington; Yakima Valley; Lower Columbia Basin of Washington; Foothills of the Blue Mountains of Washington; Simcoe Highlands


Freezing Fog Advisory issued January 18 at 12:15PM PST until January 19 at 12:00PM PST by NWS Medford OR

Summary: * WHAT...For the Freezing Fog Advisory within the Illinois and lower Rogue Valley in Josephine County, visibility under 1/4 mile in dense freezing fog. For the Air Stagnation Advisory, decreased air quality will likely continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...For the Freezing Fog Advisory and Air Stagnation Advisory, within the Illinois and lower Rogue Valley in Josephine County. For the Air Stagnation Advisory, valleys in Josephine County. * WHEN...For the Air Stagnation Advisory, until 4 PM PST Wednesday. For the Freezing Fog Advisory, from 8 PM this evening to noon PST Monday. * IMPACTS...Low visibility could make driving conditions hazardous, and locally slick conditions are possible. Poor air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...A current Freezing Fog Advisory is going to remain expired, as temperatures in the Illinois Valley and around Grants Pass have risen above freezing. With cool temperatures expected to return tonight into Monday morning, an Advisory is in place to address those forecast conditions.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Eastern Curry County and Josephine County


Dense Fog Advisory issued January 18 at 12:15PM PST until January 19 at 12:00PM PST by NWS Medford OR

Summary: * WHAT...For the Air Stagnation Advisory Within the valleys in Douglas, Josephine and Jackson Counties, poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog, especially over elevated roads. * WHERE...Within the valleys of Douglas County. * WHEN...For the Air Stagnation Advisory, until 4 PM PST Wednesday. For the Dense Fog Advisory, from 7 PM this evening to noon PST Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Central Douglas County


Air Stagnation Advisory issued January 18 at 12:15PM PST until January 21 at 4:00PM PST by NWS Medford OR

Summary: * WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants Within the valleys in Klamath and Lake County. * WHERE...The valleys of Klamath and Lake counties. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Central and Eastern Lake County


Air Stagnation Advisory issued January 18 at 12:15PM PST until January 21 at 4:00PM PST by NWS Medford OR

Summary: * WHAT...For the Freezing Fog Advisory within the Illinois and lower Rogue Valley in Josephine County, visibility under 1/4 mile in dense freezing fog. For the Air Stagnation Advisory, decreased air quality will likely continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...For the Freezing Fog Advisory and Air Stagnation Advisory, within the Illinois and lower Rogue Valley in Josephine County. For the Air Stagnation Advisory, valleys in Josephine County. * WHEN...For the Air Stagnation Advisory, until 4 PM PST Wednesday. For the Freezing Fog Advisory, from 8 PM this evening to noon PST Monday. * IMPACTS...Low visibility could make driving conditions hazardous, and locally slick conditions are possible. Poor air quality may cause issues for people with respiratory problems. * ADDITIONAL DETAILS...A current Freezing Fog Advisory is going to remain expired, as temperatures in the Illinois Valley and around Grants Pass have risen above freezing. With cool temperatures expected to return tonight into Monday morning, an Advisory is in place to address those forecast conditions.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Eastern Curry County and Josephine County


Air Stagnation Advisory issued January 18 at 12:15PM PST until January 21 at 4:00PM PST by NWS Medford OR

Summary: * WHAT...For the Air Stagnation Advisory Within the valleys in Douglas, Josephine and Jackson Counties, poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog, especially over elevated roads. * WHERE...Within the valleys of Douglas County. * WHEN...For the Air Stagnation Advisory, until 4 PM PST Wednesday. For the Dense Fog Advisory, from 7 PM this evening to noon PST Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Central Douglas County


Air Stagnation Advisory issued January 18 at 12:15PM PST until January 21 at 4:00PM PST by NWS Medford OR

Summary: * WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants Within the valleys in Douglas, Josephine and Jackson Counties. * WHERE...Low elevation areas in Jackson County. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Severity:  Moderate    Effective:  January 18, 2026, 12:15 pm      Expires:  January 19, 2026, 1:15 am
Area:  Jackson County


Air Stagnation Advisory issued January 18 at 11:55AM PST until January 21 at 4:00PM PST by NWS Portland OR

Summary: * WHAT...Light winds and limited air movement will lead to a period of stagnant air conditions. * WHERE...Central and Southern Willamette Valley, and Tualatin Valley. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.
Severity:  Moderate    Effective:  January 18, 2026, 11:55 am      Expires:  January 21, 2026, 4:00 pm
Area:  Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands


Beach Hazards Statement issued January 18 at 11:52AM PST until January 20 at 1:00PM PST by NWS Medford OR

Summary: * WHAT...Moderate risk of sneaker waves expected. * WHERE...Beaches of Douglas, Coos and Curry Counties. * WHEN...From late Monday evening through early Tuesday 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 sweep them into the ocean. The waves can also move logs or other objects which could crush or trap anyone caught underneath. * ADDITIONAL DETAILS...While sneaker waves can occur at any time, the greatest risk is on an incoming tide. Please be aware of the tides if venturing out onto the beaches. The high tide Tuesday on southern Oregon beaches is roughly 11 am to 1 pm PST. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr
Severity:  Moderate    Effective:  January 18, 2026, 11:52 am      Expires:  January 19, 2026, 4:00 pm
Area:  South Central Oregon Coast; Curry County Coast


Air Stagnation Advisory issued January 18 at 12:49PM MST until January 22 at 11:00AM MST by NWS Boise ID

Summary: * 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 southwest Idaho and northeast and southeast Oregon. * WHEN...Until 11 AM MST /10 AM PST/ Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Severity:  Moderate    Effective:  January 18, 2026, 12:49 pm      Expires:  January 19, 2026, 3:00 pm
Area:  West Central Mountains; Lower Treasure Valley; Boise Mountains; Upper Treasure Valley; Camas Prairie; Upper Weiser River; Harney County; Baker County; Malheur County; Oregon Lower Treasure Valley


Special Weather Statement issued January 18 at 11:24AM PST by NWS Pendleton OR

Summary: Areas of freezing fog of less than a quarter of a mile linger along parts of I-84 near Cabbage Hill, Poverty Flats, and Deadman Pass. Road cameras confirm obscure visibility in the area. Practice extra pre-caution driving habits, such as leaving more space in front of you when traveling. Freezing temperatures could lead to slicking conditions along the roads and sidewalks.
Severity:  Moderate    Effective:  January 18, 2026, 11:24 am      Expires:  January 18, 2026, 3:00 pm
Area:  Northern Blue Mountains of Oregon; Foothills of the Northern Blue Mountains of Oregon


Air Quality Alert issued January 17 at 5:41PM PST by NWS Medford OR

Summary: Oregon Department of Environmental Quality has issued an Air Pollution Advisory...in effect until noon PST Tuesday. Wildfires burning in the region combined with forecast conditions will cause air quality levels to fluctuate and could be at unhealthy levels. Smoke levels can change rapidly depending on the weather. People at risk include infants and young children, people with heart or lung disease, older adults and pregnant people. People can take the following precautions to protect their health: - Follow local burn restrictions to prevent deteriorating air quality. - Avoid strenuous outdoor activity during periods of poor air quality. - People with heart or lung problems and young children are especially vulnerable. These people should stay indoors while smoke levels are high. - Use certified High Efficiency Particulate Air (HEPA) filters in indoor heating, ventilation, cooling and air purification systems. - Avoid using wood-burning stoves and other sources of indoor smoke if possible. For additional information...please visit the web site at https://oregonsmoke.org
Severity:  Unknown    Effective:  January 17, 2026, 5:41 pm      Expires:  January 20, 2026, 12:00 pm
Area:  Lake, OR


Air Quality Alert issued January 16 at 11:31AM PST by NWS Pendleton OR

Summary: Oregon Department of Environmental Quality has issued an Air Quality Advisory until 10 AM PST Tuesday. For the Air Quality Advisory, stagnant air conditions will trap smoke and other air pollutants near the ground where people breathe. Check with your local health or air agency for current restrictions on woodstove use. There are often exceptions for those who use wood exclusively to heat their homes and those with limited income. People can take the following precautions to protect their health: * Follow local burn restrictions to prevent deteriorating air quality. * Avoid strenuous outdoor activity in smoky conditions. * People with heart or lung problems and young children are especially vulnerable. These people should stay indoors while smoke levels are high. * Use certified High Efficiency Particulate Air (HEPA) filters in indoor heating ventilation, cooling, and air purification systems. * Avoid using wood-burning stoves and other sources of indoor smoke if possible. For additional information...please visit the Web site at http://www.oregon.gov/DEQ
Severity:  Unknown    Effective:  January 16, 2026, 11:31 am      Expires:  January 20, 2026, 10:15 am
Area:  Deschutes, OR