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Air Quality Alert issued September 1 at 2:40PM PDT by NWS Medford OR

3 hours 37 minutes ago
Oregon Department of Environmental Quality has issued an Air Quality Advisory...in effect until 11 AM PDT Tuesday. The advisory is in effect for all of Klamath County, including Crater Lake, Chemult, Crescent, Chiloquin, Klamath Falls, Sprague River, Beatty, and Bly. 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
NWS

Red Flag Warning issued September 1 at 2:26PM PDT until September 2 at 9:00PM PDT by NWS Portland OR

3 hours 51 minutes ago
* AFFECTED AREA...In Oregon, Fire Weather Zone 689 Northern Willamette National Forest and Fire Weather Zone 690 Southern Willamette National Forest. * THUNDERSTORMS...A 20 to 25% chance of thunderstorms. Storms may produce very little rainfall, especially initially. This will increase the potential for new fire starts with any cloud to ground lightning that occurs. * OUTFLOW WINDS...Instantaneous gusts as high as 40 mph. Gusts at these speeds can be observed tens of miles away from the core of the thunderstorm. * DRY AND UNSTABLE...Unstable conditions with elevated mixing heights may promote pyroconvective activity. * IMPACTS...Conditions may be favorable for rapid fire spread which may threaten life and property. Thunderstorm outflow winds may result in unanticipated erratic fire spread. High instability may result in fire growth. Frequent lightning and critically dry fuels may result in new fire starts.
NWS

Heat Advisory issued September 1 at 2:22PM PDT until September 3 at 9:00PM PDT by NWS Portland OR

3 hours 55 minutes ago
* WHAT...Afternoon high temperatures in the mid to upper 90s and overnight low temperatures in the mid 60s to lower 70s expected. * WHERE...Western and Central Columbia River Gorge and the Hood River Valley. * WHEN...From noon Tuesday to 9 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Increasing high clouds may limit high temperatures a bit on Wednesday when compared to Tuesday. However, probabilities for high temperatures above 90 degrees on Wednesday are high, ranging from 80-90%.
NWS

Heat Advisory issued September 1 at 2:22PM PDT until September 3 at 9:00PM PDT by NWS Portland OR

3 hours 55 minutes ago
* WHAT...Afternoon high temperatures in the mid to upper 90s and overnight low temperatures in the mid 60s to lower 70s expected. * WHERE...Western and Central Columbia River Gorge and the Hood River Valley. * WHEN...From noon Tuesday to 9 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Increasing high clouds may limit high temperatures a bit on Wednesday when compared to Tuesday. However, probabilities for high temperatures above 90 degrees on Wednesday are high, ranging from 80-90%.
NWS

Red Flag Warning issued September 1 at 1:46PM PDT until September 2 at 9:00PM PDT by NWS Medford OR

4 hours 31 minutes ago
The National Weather Service in Medford has issued a Red Flag Warning, which is in effect from 1 PM to 9 PM PDT Tuesday. The Fire Weather Watch has been upgraded. * AFFECTED AREA...In California, Fire weather zones 280, 281, 284 and 285. In Oregon, Fire weather zones 617, 621, 623, 624 and 625. * THUNDERSTORMS...Scattered thunderstorms with abundant lightning possible. Storms may produce little or no rain, and lightning strikes outside of precipitation cores are possible, and may cause many new fire starts. * OUTFLOW WINDS...Gusts of 35 to 50 mph could travel outward up to 25 miles from thunderstorm cores. * ADDITIONAL DETAILS...IN addition to thunderstorm potential, conditions on Tuesday will be hot, dry, breezy, and unstable, adding to the heightened fire weather concerns for the day. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr
NWS

Heat Advisory issued September 1 at 12:25PM PDT until September 4 at 5:00PM PDT by NWS Seattle WA

5 hours 52 minutes ago
* WHAT...Hot conditions with high temperatures ranging from the upper 80s to the mid 90s and low temperatures in the 60s and lower 70s. This will pose a moderate to locally major risk of heat-related illness. * WHERE...Foothills and Valleys of the North Cascades, Foothills and Valleys of Central King County, Foothills and Valleys of Pierce and Southern King Counties, Foothills and Valleys of Snohomish and Northern King Counties, and Foothills and Valleys of Thurston and Lewis Counties. * WHEN...From noon Tuesday to 5 PM PDT Thursday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration. * ADDITIONAL DETAILS...The hottest temperatures will primarily be focused in the Cascade valleys, where temperatures in the mid 90s can be expected. The overnight lows will remain very warm and provide little to no relief, especially in locations such as Packwood, Marblemount, and Darrington.
NWS

Extreme Heat Warning issued September 1 at 12:02PM PDT until September 4 at 8:00PM PDT by NWS Pendleton OR

6 hours 15 minutes ago
* WHAT...Dangerously hot conditions with temperatures up to 100 degrees expected. This will pose a major risk of heat-related illness. * WHERE...Portions of north central and northeast Oregon and central, south central, and southeast Washington. * WHEN...From 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Daily high temperature records are at risk for many cities in the warning area Tuesday through Thursday.
NWS

Heat Advisory issued September 1 at 12:02PM PDT until September 2 at 8:00PM PDT by NWS Pendleton OR

6 hours 15 minutes ago
* WHAT...Hot conditions with temperatures up to 97 degrees expected. This will pose a moderate to major risk of heat-related illness. * WHERE...In Oregon, Central Oregon, John Day Basin, Grande Ronde Valley, and Northern Blue Mountains of Oregon. In Washington, Lower Slopes of the Eastern Washington Cascades Crest and Northwest Blue Mountains. * WHEN...From 11 AM to 8 PM PDT Tuesday. * IMPACTS...Hot temperatures may cause heat illnesses.
NWS

Extreme Heat Warning issued September 1 at 12:02PM PDT until September 4 at 8:00PM PDT by NWS Pendleton OR

6 hours 15 minutes ago
* WHAT...Dangerously hot conditions with temperatures up to 100 degrees expected. This will pose a major risk of heat-related illness. * WHERE...Portions of north central and northeast Oregon and central, south central, and southeast Washington. * WHEN...From 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Daily high temperature records are at risk for many cities in the warning area Tuesday through Thursday.
NWS

Heat Advisory issued September 1 at 12:02PM PDT until September 2 at 8:00PM PDT by NWS Pendleton OR

6 hours 15 minutes ago
* WHAT...Hot conditions with temperatures up to 97 degrees expected. This will pose a moderate to major risk of heat-related illness. * WHERE...In Oregon, Central Oregon, John Day Basin, Grande Ronde Valley, and Northern Blue Mountains of Oregon. In Washington, Lower Slopes of the Eastern Washington Cascades Crest and Northwest Blue Mountains. * WHEN...From 11 AM to 8 PM PDT Tuesday. * IMPACTS...Hot temperatures may cause heat illnesses.
NWS

Heat Advisory issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...Hot temperatures. High temperatures 93 to 103 degrees. Limited overnight relief with low temperatures 58 to 65 degrees. * WHERE...Newport, Tiger, Clark Fork, Pinehurst, Schweitzer Mountain Road, Ione, Deer Park, Colville, Eastport, Kettle Falls, Fruitland, Metaline Falls, Chewelah, Northport, Fernwood, St. Maries, Sandpoint, Priest River, Dobson Pass, Osburn, Flowery Trail Road, Kellogg, Lookout Pass, Fourth Of July Pass, Athol, Metaline, Mullan, Orin-Rice Road, Bonners Ferry, Wallace, and Springdale-Hunters Road. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Extreme Heat Warning issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...Dangerously hot conditions with high temperatures 96 to 106 degrees. * WHERE...Alpowa Summit, Lewiston, Pomeroy, Clarkston, Lapwai, Peck, Culdesac, Lewiston Grade, and Gifford. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Extreme Heat Warning issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...For the Heat Advisory, high temperatures 92 to 99 degrees. For the Extreme Heat Warning, dangerously hot conditions with high temperatures 97 to 105 degrees. * WHERE...Oroville, Chelan, Brewster, Okanogan, Number 1 Canyon, Wenatchee, Omak, Nespelem, Pangborn Airport, Number 2 Canyon, Entiat, Cashmere, Bridgeport, Tonasket, and Disautel Pass. * WHEN...For the Heat Advisory, until 11 AM PDT Tuesday. For the Extreme Heat Warning, from 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Extreme Heat Warning issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...For the Heat Advisory, high temperatures 92 to 99 degrees. For the Extreme Heat Warning, dangerously hot conditions with high temperatures 95 to 104 degrees. * WHERE...Quincy, Moses Lake, Othello, and Ephrata. * WHEN...For the Heat Advisory, until 11 AM PDT Tuesday. For the Extreme Heat Warning, from 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Heat Advisory issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...Hot temperatures. High temperatures 95 to 103 degrees. Limited overnight relief with low temperatures 58 to 65 degrees. * WHERE...Moscow, Uniontown, Sherman Pass, Republic, Winthrop, Boulder Creek Road, Leavenworth, Pullman, Chesaw Road, Tekoa, Methow, Nezperce, Conconully, Soldiers Meadow Road, Twisp, Potlatch, La Crosse, Wauconda, Winchester, Kamiah, Colfax, Plain, Mazama, Rosalia, Oakesdale, Inchelium, Craigmont, Genesee, Loup Loup Pass, Plummer, and Highway 20 Wauconda Summit. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Heat Advisory issued September 1 at 11:40AM PDT until September 4 at 8:00PM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...Hot temperatures. High temperatures 95 to 103 degrees. Limited overnight relief with low temperatures 60 to 70 degrees. * WHERE...Grand Coulee, Airway Heights, Hayden, Spokane Valley, Davenport, Fairfield, Post Falls, Creston, Worley, Badger Mountain Road, Downtown Spokane, Coeur d'Alene, Ritzville, Wilbur, Coulee City, Rockford, Mansfield, Odessa, Harrington, Waterville, and Cheney. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Heat Advisory issued September 1 at 11:40AM PDT until September 2 at 11:00AM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...For the Heat Advisory, high temperatures 92 to 99 degrees. For the Extreme Heat Warning, dangerously hot conditions with high temperatures 95 to 104 degrees. * WHERE...Quincy, Moses Lake, Othello, and Ephrata. * WHEN...For the Heat Advisory, until 11 AM PDT Tuesday. For the Extreme Heat Warning, from 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Heat Advisory issued September 1 at 11:40AM PDT until September 2 at 11:00AM PDT by NWS Spokane WA

6 hours 37 minutes ago
* WHAT...For the Heat Advisory, high temperatures 92 to 99 degrees. For the Extreme Heat Warning, dangerously hot conditions with high temperatures 97 to 105 degrees. * WHERE...Oroville, Chelan, Brewster, Okanogan, Number 1 Canyon, Wenatchee, Omak, Nespelem, Pangborn Airport, Number 2 Canyon, Entiat, Cashmere, Bridgeport, Tonasket, and Disautel Pass. * WHEN...For the Heat Advisory, until 11 AM PDT Tuesday. For the Extreme Heat Warning, from 11 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures will increase the risk of heat-related illnesses. Heat Risk of this magnitude impacts almost everyone who does not have access to adequate cooling or hydration.
NWS

Air Quality Alert issued September 1 at 10:59AM PDT by NWS Spokane WA

7 hours 12 minutes ago
An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology An Air Quality Alert has been issued for Stevens County until further notice due to current wildfire smoke from the Crown Creek fire, Katy Creek fire, and Blackhawk Mountain Fire. Particulate matter (PM2.5) levels are Unhealthy for Sensitive Groups. When air quality is Unhealthy for Sensitive Groups, residents should take steps to reduce exposure. Limit time outside, avoid strenuous activity, and follow tips for cleaner air. Everyone should watch for symptoms as a sign to reduce exposure.
NWS

Red Flag Warning issued September 1 at 6:32AM PDT until September 1 at 11:00AM PDT by NWS Spokane WA

11 hours 45 minutes ago
* Affected Area: East Washington North Cascades (Zone 698), Okanogan Highlands and Kettle Mountains (Zone 699), Colville Reservation (Zone 702), Okanogan Valley (Zone 703), Methow Valley (Zone 704) and Waterville Plateau (Zone 706). * Thunderstorms: Isolated to Scattered thunderstorms with rainfall amounts less than a tenth of an inch. * Outflow Winds: Gusty and erratic winds up to 40 mph near thunderstorms. * Impacts: New fire starts are likely with thunderstorms. Gusty outflow winds may lead to fire spread with any new fire starts.
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