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* AFFECTED AREA...In Washington, Fire Weather Zone 636 Western Columbia River Gorge in Oregon and Washington. * WINDS...East 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.

* AFFECTED AREA...In Oregon, Fire Weather Zone 688 Mt. Hood National Forest Region. In Washington, Fire Weather Zone 634 Southern Gifford Pinchot National Forest and Fire Weather Zone 635 Mt. Adams Ranger District of the Gifford-Pinchot National Forest. * WINDS...East 5 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.

* AFFECTED AREA...In Oregon, Fire Weather Zone 684 Northern and Central Willamette Valley. In Washington, Fire Weather Zone 633 Clark County Lowlands and Swift Reservoir Region. * WINDS...North 5 to 10 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 20 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended. * ADDITIONAL DETAILS...Within the Willamette Valley, the Red Flag Warning is specifically for areas around the Portland Metro area from Oregon City northward east of I-5. This also includes Clark County east of I-5 near the Columbia River Gorge.

* AFFECTED AREA...In Oregon, Fire Weather Zone 689 Northern Willamette National Forest and Fire Weather Zone 690 Southern Willamette National Forest. * WINDS...North 5 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended. * ADDITIONAL DETAILS...There is a 15 to 20 percent chance for thunderstorms Friday afternoon and evening, which may produce lightning and gusty, erratic outflow winds. Lightning strikes could ignite new fires and outflow winds could lead to rapid fire growth.

* AFFECTED AREA...In Oregon, Fire Weather Zone 688 Mt. Hood National Forest Region. In Washington, Fire Weather Zone 634 Southern Gifford Pinchot National Forest and Fire Weather Zone 635 Mt. Adams Ranger District of the Gifford-Pinchot National Forest. * WINDS...East 5 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.

* AFFECTED AREA...In Oregon, Fire Weather Zone 684 Northern and Central Willamette Valley. In Washington, Fire Weather Zone 633 Clark County Lowlands and Swift Reservoir Region. * WINDS...North 5 to 10 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 20 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended. * ADDITIONAL DETAILS...Within the Willamette Valley, the Red Flag Warning is specifically for areas around the Portland Metro area from Oregon City northward east of I-5. This also includes Clark County east of I-5 near the Columbia River Gorge.

* WHAT...Dangerously hot temperatures in the mid to upper 90s expected. Overnight lows in the mid 50s to near 70. * WHERE...In Oregon, Upper Hood River Valley. In Washington, South Washington Cascade Foothills. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Dangerously hot conditions with temperatures around 100 expected. Overnight lows in the upper 50s to near 70, warmest in urban areas, Columbia River Gorge, and Cascade Foothills and Valleys. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Dangerously hot conditions with temperatures up to 93 expected. * WHERE...In Oregon, North Oregon Cascades, Cascades of Lane County, and Cascades of Marion and Linn Counties. In Washington, South Washington Cascades. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Temperatures 94 to 97 expected. Overnight lows in the mid 50s to mid 60s. * WHERE...Willapa Hills and Willapa and Wahkiakum Lowlands. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.

* WHAT...Temperatures 94 to 97 expected. Overnight lows in the mid 50s to mid 60s. * WHERE...North Oregon Coast Range, North Oregon Coast Range Lowlands, Central Oregon Coast Range, and Central Oregon Coast Range Lowlands. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.

* WHAT...Dangerously hot temperatures in the mid to upper 90s expected. Overnight lows in the mid 50s to near 70. * WHERE...In Oregon, Upper Hood River Valley. In Washington, South Washington Cascade Foothills. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Dangerously hot conditions with temperatures around 100 expected. Overnight lows in the upper 50s to near 70, warmest in urban areas, Columbia River Gorge, and Cascade Foothills and Valleys. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Dangerously hot conditions with temperatures up to 93 expected. * WHERE...In Oregon, North Oregon Cascades, Cascades of Lane County, and Cascades of Marion and Linn Counties. In Washington, South Washington Cascades. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

The Southwest Clean Air Agency has continued an Air Quality Advisory, which is IN EFFECT UNTIL NOON PDT SATURDAY. An Air Quality Advisory for smoke has been issued. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels due to smoke at times through 12 PM PDT Saturday. 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.swcleanair.gov

The Oregon Department of Environmental Quality has continued an Air Quality Advisory, which is IN EFFECT UNTIL 8 PM PDT FRIDAY. An Air Quality Advisory for ozone remains in effect. High levels of ozone in the lower atmosphere in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times through 8 PM PDT Friday. Pollutants 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.oregon.gov/DEQ

* WHAT...Temperatures around 100 to 105 expected in the afternoons. * WHERE...In California, Western Siskiyou County. In Oregon, Central Douglas County, Eastern Curry County and Josephine County, Jackson County, and South Central Oregon Coast. This includes the lower Klamath, Rogue, Illinois, Umpqua, upper Coquille, and Camas valleys. This includes the cities of Somes Bar, Happy Camp, Ashland, Medford, Grants Pass, Cave Junction, Roseburg, Agness, and Powers. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* AFFECTED AREA...In Washington, Fire Weather Zone 636 Western Columbia River Gorge in Oregon and Washington. * WINDS...East 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.

The National Weather Service in Portland has issued a Red Flag Warning for wind and low relative humidity, which is in effect until 11 PM PDT Friday. * AFFECTED AREA...In Washington, Fire Weather Zone 635 Mt. Adams Ranger District of the Gifford-Pinchot National Forest. * WINDS...East 5 to 15 mph with gusts to 20 to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.

* AFFECTED AREA...In Oregon, Fire Weather Zone 688 Mt. Hood National Forest Region. In Washington, Fire Weather Zone 634 Southern Gifford Pinchot National Forest. * WINDS...East 5 to 15 mph with gusts to 20 to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Use extra caution with potential ignition sources, especially in grassy areas. Outdoor burning is not recommended.