Aggregator

* WHAT...Hot temperatures. High temperatures 90 to 100. * WHERE...Anatone, Peola, Mountain Road, and Cloverland Road. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat will increase the risk of heat-related illnesses, especially for those without effective cooling or adequate hydration.

* WHAT...Very hot temperatures. Saturday's high temperatures 95 and 100 degrees. * WHERE...Chewelah, Wauconda, Ione, Newport, Chesaw Road, Metaline Falls, Metaline, Flowery Trail Road, Clark Fork, Deer Park, Northport, Orin-Rice Road, Sandpoint, Colville, Inchelium, Kettle Falls, Springdale-Hunters Road, Tiger, Schweitzer Mountain Road, Athol, Republic, Fruitland, Bonners Ferry, Eastport, Priest River, Boulder Creek Road, Highway 20 Wauconda Summit, and Sherman Pass. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat will increase the risk of heat-related illnesses, especially for those without effective cooling or adequate hydration.

...ABUNDANT LIGHTNING FOR THIS AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will begin to breakdown later today as a weak weather disturbance rides up the ridge and over the region. This disturbance will also bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Thunderstorm chances increase and move northeastward tonight into Sunday morning. Any thunderstorms could produce abundant lightning leading to new fires starts. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains, 644 Central Blue Mountains and 645 Wallowa District. * IMPACTS...Thunderstorms may produce abundant lightning leading to new fire starts. * THUNDERSTORMS...Isolated to widely scattered. Lightning activity level of 2 to 3. * OUTFLOW WINDS...Gusts as high as 50 mph are possible near thunderstorms.

* IMPACTS..Abundant lightning on dry fuels will increase the risk of new fire starts. Additionally, gusty outflow winds will allow for new and existing fires to grow rapidly. * AFFECTED AREA...Most areas from the Cascade crest east, including FWZs 623, 624, 625, 284, 285. And west of the Cascade crest, FWZs 617 and 280. * THUNDERSTORMS...Isolated to scattered thunderstorms, with the greatest coverage anticipated Saturday afternoon. Despite the wet nature of the thunderstorms, lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Gusts up to 40 to 50 mph. These outflow winds can travel up to 50 miles away from the thunderstorm that caused it. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

An Air Quality Alert has been issued for all of Yakima County, including the Yakima Reservation, due to expected smoke from nearby and regional wildfires...IN EFFECT UNTIL FURTHER NOTICE. Particulate matter (PM2.5) may reach Unhealthy or Unhealthy for Sensitive Groups 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. Information about air quality is on the Washington Department of Ecology Web site at http://www.ecy.wa.gov/air.html or call 360-407- 6000. Information can also be found on the Washington Smoke Blog at wasmoke.blogspot.com

Oregon Department of Environmental Quality has issued an Air Quality Advisory for Deschutes and Grant Counties...IN EFFECT UNTIL FURTHER NOTICE. A Smoke Air Quality Advisory has been issued. 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. For additional information...please visit the Web site at http://www.oregon.gov/DEQ

* WHAT...Temperatures up to 104 expected. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Excessive Heat Warning, until midnight MDT tonight. For the Heat Advisory, from midnight tonight to midnight MDT Saturday night. * IMPACTS...Hot temperatures may cause heat illnesses to occur.

...ABUNDANT LIGHTNING FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will begin to breakdown Saturday as a weak weather disturbance rides up the ridge and over the region, which will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. * AFFECTED AREA...Fire Weather Zone 645 Wallowa District. * IMPACTS...Thunderstorms may produce abundant lightning leading to new fire starts. * THUNDERSTORMS...Isolated to widely scattered. Lightning activity level of 2 to 3. * OUTFLOW WINDS...Gusts as high as 50 mph are possible on Saturday near thunderstorms.

...ABUNDANT LIGHTNING FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will begin to breakdown Saturday as a weak weather disturbance rides up the ridge and over the region, which will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * IMPACTS...Thunderstorms may produce abundant lightning leading to new fire starts. * THUNDERSTORMS...Isolated to widely scattered. Lightning activity level of 2 to 3. * OUTFLOW WINDS...Gusts as high as 50 mph are possible on Saturday near thunderstorms.

...HOT, DRY, AND UNSTABLE CONDITIONS FRIDAY AFTERNOON AND EVENING... ...ABUNDANT LIGHTNING FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. ...RED FLAG WARNING IN EFFECT FROM 2 PM SATURDAY TO 7 AM PDT SUNDAY FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR640, OR642, AND OR644... * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * TIMING...Now through mid evening Friday and again Saturday afternoon through Sunday morning. * WINDS...Northwest 5 to 10 mph. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 100 for Friday and high 90s Saturday. * IMPACTS...The combination of hot, dry and unstable conditions may lead to extreme fire behavior Friday. Abundant lighting on Saturday could lead to new fire starts. * HAINES...As high as 6. * OUTFLOW WINDS...Gusts as high as 50 mph are possible on Saturday near thunderstorms.

...HOT, DRY, AND UNSTABLE CONDITIONS FRIDAY AFTERNOON AND EVENING... ...ABUNDANT LIGHTNING FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. * AFFECTED AREA...Fire Weather Zone 645 Wallowa District. * WINDS...Northwest 5 to 10 mph. * IMPACTS...Thunderstorms may produce abundant lightning leading to new fire starts. * OUTFLOW WINDS...Gusts as high as 50 mph are possible on Saturday near thunderstorms.

...HOT, DRY, AND UNSTABLE CONDITIONS FRIDAY AFTERNOON AND EVENING... ...ABUNDANT LIGHTNING FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. ...RED FLAG WARNING IN EFFECT FROM 2 PM SATURDAY TO 7 AM PDT SUNDAY FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR640, OR642, AND OR644... * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * TIMING...Now through mid evening Friday and again Saturday afternoon through Sunday morning. * WINDS...Northwest 5 to 10 mph. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 100 for Friday and high 90s Saturday. * IMPACTS...The combination of hot, dry and unstable conditions may lead to extreme fire behavior Friday. Abundant lighting on Saturday could lead to new fire starts. * HAINES...As high as 6. * OUTFLOW WINDS...Gusts as high as 50 mph are possible on Saturday near thunderstorms.

...HOT, DRY, AND UNSTABLE CONDITIONS THIS AFTERNOON AND EVENING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. The National Weather Service in Pendleton has issued a Red Flag Warning for abundant lightning, which is in effect from 2 PM Saturday to 7 AM PDT Sunday. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * TIMING...Late this morning through mid evening. * WINDS...West 5 to 10 mph. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 101. * IMPACTS...The combination of hot, dry and unstable conditions may lead to extreme fire behavior. * HAINES...As high as 6. * OUTFLOW WINDS...Gusts as high as 50 mph are possible

...HOT, DRY, AND UNSTABLE CONDITIONS THIS AFTERNOON AND EVENING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. The National Weather Service in Pendleton has issued a Red Flag Warning for abundant lightning, which is in effect from 2 PM Saturday to 7 AM PDT Sunday. * AFFECTED AREA...Fire Weather Zone 645 Wallowa District. * WINDS...West 5 to 10 mph. * IMPACTS...Thunderstorms may produce abundant lightning leading to new fire starts. * OUTFLOW WINDS...Gusts as high as 50 mph are possible

...HOT, DRY, AND UNSTABLE CONDITIONS THIS AFTERNOON AND EVENING... .An upper level ridge of high pressure will remain over the region through today, producing hot and dry conditions. A weak weather disturbance riding up the ridge and over the region will bring increasing unstable conditions across the eastern mountains, with a slight chance of isolated thunderstorms in the afternoon. Saturday thunderstorms could produce abundant lightning leading to new fires starts. The National Weather Service in Pendleton has issued a Red Flag Warning for abundant lightning, which is in effect from 2 PM Saturday to 7 AM PDT Sunday. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon, 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * TIMING...Late this morning through mid evening. * WINDS...West 5 to 10 mph. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 101. * IMPACTS...The combination of hot, dry and unstable conditions may lead to extreme fire behavior. * HAINES...As high as 6. * OUTFLOW WINDS...Gusts as high as 50 mph are possible

* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Ada, Canyon, Gem, Payette, Washington, Harney, and Malheur Counties. * WHEN...AIR QUALITY ALERT IN EFFECT UNTIL 3 PM MDT MONDAY. * IMPACTS...Members of sensitive groups may experience health effects. The general public is not likely to be affected.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 108. For the Heat Advisory, temperatures up to 102 expected. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Excessive Heat Warning, until midnight MDT tonight. For the Heat Advisory, from midnight tonight to midnight MDT Saturday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 108. For the Heat Advisory, temperatures up to 102 expected. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Excessive Heat Warning, until midnight MDT tonight. For the Heat Advisory, from midnight tonight to midnight MDT Saturday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...Dangerously hot conditions with temperatures up to 106. * WHERE...Harney County, Baker County and Malheur County. * WHEN...Until midnight MDT /11 PM PDT/ tonight. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

...SCATTERED THUNDERSTORMS SATURDAY EVENING INTO SUNDAY MORNING... The National Weather Service in Boise has issued a Red Flag Warning for lightning, which is in effect from 3 PM MDT /2 PM PDT/ Saturday to 6 AM MDT /5 AM PDT/ Sunday. The Fire Weather Watch is no longer in effect. * Thunderstorms...Scattered. * Outflow Winds...Up to 60 MPH. * Timing...From 3 PM MDT /2 PM PDT/ Saturday to 6 AM MDT /5 AM PDT/ Sunday.