Weather Warnings for Oregon

Issued by the National Weather Service

Current watches, warnings, and advisories for Oregon
Alerts Updated: August 12, 2026, 12:12 am  UTC


Fire Weather Watch issued August 11 at 1:27PM MDT until August 14 at 6:00AM MDT by NWS Boise ID

Summary: ...MONSOON MOISTURE WILL BRING SCATTERED THUNDERSTORMS THURSDAY... A push of monsoon moisture will bring scattered thunderstorms to the region Thursday afternoon through Friday morning. Lingering dry surface air will limit the rainfall amounts on Thursday, increasing concern for lightning ignitions. The National Weather Service in Boise has issued a Fire Weather Watch for lightning, which is in effect from Thursday afternoon through late Thursday night. * AFFECTED AREA...In Idaho, Fire Weather Zones 400 Northern Boise BLM, 401 Western Payette National Forest, 402 Eastern Payette National Forest, 403 Northern Boise National Forest, 420 Treasure Valley BLM, 421 Southern Boise/Western Sawtooth NF, including the Camas Prairie, 423 Owyhee Mountains, 424 Western Twin Falls BLM and 426 Southern Highlands. In Oregon, Fire Weather Zones 672 Southern Grasslands, 673 Central Canyonlands and 674 Northwestern Vale BLM. * TIMING...From Thursday afternoon through early Friday morning. * THUNDERSTORMS...Scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty erratic winds up to 40 mph. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
Severity:  Severe    Effective:  August 11, 2026, 1:27 pm      Expires:  August 12, 2026, 3:00 pm
Area:  Northern Boise BLM; Western Payette National Forest; Eastern Payette National Forest; Northern Boise National Forest; Treasure Valley BLM; Southern Boise/Western Sawtooth NF, including the Camas Prairie; Owyhee Mountains; Western Twin Falls BLM; Southern Highlands; Southern Grasslands; Central Canyonlands; Northwestern Vale BLM


Air Quality Alert issued August 11 at 11:17AM PDT by NWS Portland OR

Summary: The Oregon Department of Environmental Quality has continued an Air Quality Advisory, which is IN EFFECT UNTIL NOON PDT WEDNESDAY. An Air Quality Advisory for Smoke and Ozone remains in effect. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels due to smoke and ozone at times through 12 PM PDT Wednesday. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. More information about air quality can be found at: www.orcaa.org www.swcleanair.gov www.oregon.gov/DEQ www.lrapa.org
Severity:  Unknown    Effective:  August 11, 2026, 11:17 am      Expires:  August 12, 2026, 12:00 pm
Area:  Hood River, OR


Air Quality Alert issued August 10 at 8:47PM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Harney County. * WHEN...UNTIL 11 AM PDT WEDNESDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 8:47 pm      Expires:  August 12, 2026, 1:00 pm
Area:  Harney, OR


Air Quality Alert issued August 10 at 8:40PM MDT by NWS Boise ID

Summary: *WHERE...Baker and Malheur counties For current Oregon air quality conditions, please visit: https://aqi.oregon.gov For additional information, please visit: https://www.oregon.gov/deq
Severity:  Unknown    Effective:  August 10, 2026, 8:40 pm      Expires:  August 12, 2026, 12:00 pm
Area:  Baker, OR; Malheur, OR


Air Quality Alert issued August 10 at 8:40PM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Harney County. * WHEN...UNTIL 11 AM PDT WEDNESDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 8:40 pm      Expires:  August 12, 2026, 12:00 pm
Area:  Harney, OR


Air Quality Alert issued August 10 at 7:21PM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Harney County. * WHEN... UNTIL 11 AM PDT WEDNESDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 7:21 pm      Expires:  August 12, 2026, 12:00 pm
Area:  Harney, OR


Air Quality Alert issued August 10 at 1:04PM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Harney County. * WHEN...UNTIL 11 AM PDT WEDNESDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 1:04 pm      Expires:  August 12, 2026, 12:00 pm
Area:  Harney, OR


Air Quality Alert issued August 10 at 9:58AM PDT by NWS Medford OR

Summary: Oregon Department of Environmental Quality has issued an Air Quality Advisory...in effect until noon PDT Wednesday. 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. For additional information...please visit the web site at https://oregonsmoke.org
Severity:  Unknown    Effective:  August 10, 2026, 9:58 am      Expires:  August 12, 2026, 12:00 pm
Area:  Klamath, OR


Air Quality Alert issued August 10 at 9:58AM PDT by NWS Medford OR

Summary: Oregon Department of Environmental Quality has issued an Air Quality Advisory...in effect until noon PDT Wednesday. 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. For additional information...please visit the web site at https://oregonsmoke.org
Severity:  Unknown    Effective:  August 10, 2026, 9:58 am      Expires:  August 12, 2026, 12:00 pm
Area:  Lake, OR


Air Quality Alert issued August 10 at 9:49AM PDT by NWS Pendleton OR

Summary: Oregon Department of Environmental Quality has issued an Air Quality Advisory until noon PDT Wednesday. 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:  August 10, 2026, 9:49 am      Expires:  August 12, 2026, 12:00 pm
Area:  Crook, OR; Deschutes, OR; Grant, OR; Jefferson, OR; Union, OR; Wallowa, OR; Wasco, OR; Wheeler, OR


Air Quality Alert issued August 10 at 10:29AM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Baker and Malheur Counties. * WHEN... UNTIL NOON PDT TODAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 10:29 am      Expires:  August 12, 2026, 12:00 pm
Area:  Baker, OR; Malheur, OR


Air Quality Alert issued August 10 at 10:29AM MDT by NWS Boise ID

Summary: * WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Harney County. * WHEN... UNTIL 12 PM PDT WEDNESDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can change rapidly depending on weather. Check current conditions on the Oregon Smoke Information Blog, DEQ's Air Quality Index, or by downloading the free OregonAIR app on your smartphone.
Severity:  Unknown    Effective:  August 10, 2026, 10:29 am      Expires:  August 12, 2026, 12:00 pm
Area:  Harney, OR


Air Quality Alert issued August 5 at 2:33PM PDT by NWS Pendleton OR

Summary: Oregon Department of Environmental Quality has issued an Air Quality Advisory until further notice. For the Smoke Air Quality Advisory, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. An Air Quality Advisory for elevated levels of ozone pollution, or smog, is in effect for Hermiston in Umatilla County. Ozone pollution is expected to reach levels that could be unhealthy for sensitive groups, including children, pregnant people, older adults and people with heart or respiratory conditions. DEQ expected the Air Quality Advisory to last until 10 p.m. on Thursday, Aug. 6, 2026. For additional information...please visit the Web site at http://www.oregon.gov/DEQ
Severity:  Unknown    Effective:  August 5, 2026, 2:33 pm      Expires:  August 12, 2026, 5:00 am
Area:  Crook, OR; Deschutes, OR; Gilliam, OR; Grant, OR; Jefferson, OR; Morrow, OR; Sherman, OR; Umatilla, OR; Union, OR; Wallowa, OR; Wasco, OR; Wheeler, OR