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Heat Advisory issued September 7 at 3:53AM PDT until September 7 at 9:00PM PDT by NWS Pendleton OR

4 months ago
* WHAT...Hot conditions with temperatures up to 95 degrees. This will pose a moderate to major risk of heat-related illness. * WHERE...Ochoco-John Day Highlands and Southern Blue Mountains of Oregon. * WHEN...Until 9 PM PDT this evening. * 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.
NWS

Heat Advisory issued September 7 at 3:53AM PDT until September 7 at 9:00PM PDT by NWS Pendleton OR

4 months ago
* WHAT...Hot conditions with temperatures up to 100 degrees. This will pose a moderate to major risk of heat-related illness. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 9 PM PDT this evening. * 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.
NWS

Fire Weather Watch issued September 6 at 10:17PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. * AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of Oregon, 643 Northern Blue Mountains of Oregon, 644 Central Blue Mountains, 645 Wallowa District and 693 Southeast Washington Grande Ronde Valley. * IMPACTS...New fire starts and rapid fire spread due to outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing abundant lightning and gusty outflow winds. Most storms will be accompanied by light rain. * OUTFLOW WINDS...Outflow winds are always possible with storms, and these storms will be capable of 30 to 40 mph wind gusts.
NWS

Fire Weather Watch issued September 6 at 10:17PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. * AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of Oregon, 643 Northern Blue Mountains of Oregon, 644 Central Blue Mountains, 645 Wallowa District and 693 Southeast Washington Grande Ronde Valley. * IMPACTS...New fire starts and rapid fire spread due to outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing abundant lightning and gusty outflow winds. Most storms will be accompanied by light rain. * OUTFLOW WINDS...Outflow winds are always possible with storms, and these storms will be capable of 30 to 40 mph wind gusts.
NWS

Red Flag Warning issued September 6 at 10:17PM PDT until September 7 at 9:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon and 642 Southern Blue and Strawberry Mountains. * TIMING...Now through Saturday evening. * RELATIVE HUMIDITY...As low as 12 percent. * TEMPERATURES...Up to 92. * IMPACTS...Possible plume dominated fire behavior. * ADDITIONAL INFORMATION...Isolated thunderstorms are forecast for Saturday evening that may also bring new starts to the area. * HAINES...As high as 6.
NWS

Red Flag Warning issued September 6 at 8:50PM PDT until September 7 at 8:00PM PDT by NWS Seattle WA

4 months ago
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North Cascades Generally above 1500 Feet. * RELATIVE HUMIDITY...As low as 15 to 20 percent. * TEMPERATURES...Up to 85. * HAINES...Mid-level Haines 6. * IMPACTS...A dry and unstable air mass with warm temperatures can contribute to active fire behavior. In Western Washington, significant growth on existing fires takes place under such conditions. If a fire were to begin, air quality may diminish in the surrounding area.
NWS

Red Flag Warning issued September 6 at 8:50PM PDT until September 7 at 8:00PM PDT by NWS Seattle WA

4 months ago
* AFFECTED AREA...Fire Weather Zone 659 West Slopes of the Central Cascades Generally above 1500 Feet. * RELATIVE HUMIDITY...As low as 15 to 20 percent. * TEMPERATURES...Up to 90. * HAINES...Mid-level Haines 6. * IMPACTS...A dry and unstable air mass with warm temperatures can contribute to active fire behavior. In Western Washington, significant growth on existing fires takes place under such conditions. If a fire were to begin, air quality may diminish in the surrounding area.
NWS

Red Flag Warning issued September 6 at 8:50PM PDT until September 7 at 8:00PM PDT by NWS Seattle WA

4 months ago
* AFFECTED AREA...Fire Weather Zone 652 West Portion of the Olympic Mountains and Fire Weather Zone 661 East Portion of the Olympic Mountains. * RELATIVE HUMIDITY...As low as 20 to 25 percent. * TEMPERATURES...Up to 85. * HAINES...Mid-level Haines 6. * IMPACTS...A dry and unstable air mass with warm temperatures can contribute to active fire behavior. In Western Washington, significant growth on existing fires takes place under such conditions. If a fire were to begin, air quality may diminish in the surrounding area.
NWS

Fire Weather Watch issued September 6 at 8:08PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. There are scattered thunderstorms in the southern Deschutes National Forest that prompted Red Flag Warnings. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. The National Weather Service in Pendleton has issued a Fire Weather Watch for abundant lightning, which is in effect from Sunday morning through Sunday evening. * AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of Oregon, 643 Northern Blue Mountains of Oregon, 644 Central Blue Mountains, 645 Wallowa District and 693 Southeast Washington Grande Ronde Valley. * IMPACTS...New fire starts and rapid fire spread due to outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing abundant lightning and gusty outflow winds. Most storms will be accompanied by light rain. * OUTFLOW WINDS...Outflow winds are always possible with storms, and these storms will be capable of 30 to 40 mph wind gusts.
NWS

Fire Weather Watch issued September 6 at 8:08PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. There are scattered thunderstorms in the southern Deschutes National Forest that prompted Red Flag Warnings. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. The National Weather Service in Pendleton has issued a Fire Weather Watch for abundant lightning, which is in effect from Sunday morning through Sunday evening. * AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of Oregon, 643 Northern Blue Mountains of Oregon, 644 Central Blue Mountains, 645 Wallowa District and 693 Southeast Washington Grande Ronde Valley. * IMPACTS...New fire starts and rapid fire spread due to outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing abundant lightning and gusty outflow winds. Most storms will be accompanied by light rain. * OUTFLOW WINDS...Outflow winds are always possible with storms, and these storms will be capable of 30 to 40 mph wind gusts.
NWS

Red Flag Warning issued September 6 at 8:08PM PDT until September 7 at 9:00PM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. There are scattered thunderstorms in the southern Deschutes National Forest that prompted Red Flag Warnings. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon and 642 Southern Blue and Strawberry Mountains. * TIMING...Now through Saturday evening. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 92. * IMPACTS...Possible plume dominated fire behavior. * ADDITIONAL INFORMATION...Isolated thunderstorms are forecast for Saturday evening that may also bring new starts to the area. * HAINES...As high as 6.
NWS

Red Flag Warning issued September 6 at 8:08PM PDT until September 7 at 12:00AM PDT by NWS Pendleton OR

4 months ago
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS WEEKEND... .Hot, dry and unstable conditions have been observed across eastern Oregon. There are scattered thunderstorms in the southern Deschutes National Forest that prompted Red Flag Warnings. A Pacific frontal system tracking across eastern Oregon and far southeast Washington will bring another round of showers and thunderstorms on Sunday. Storms are not expected to bring as much lightning as what was observed on Labor Day, but the potential lightning is enough to warrant Fire Weather Watches. * AFFECTED AREA...Fire Weather Zones 610 East Slopes of Central Oregon Cascades and 611 Deschutes National Forest -minus Sisters Ranger District. * TIMING...Now through midnight tonight. * IMPACTS...New fire starts and possible rapid fire spread with gusty outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing occasional cloud to ground lightning and light rain. LAL 3 * OUTFLOW WINDS...Storms are capable of outflow winds 25 to 35 mph.
NWS

Red Flag Warning issued September 6 at 7:18PM PDT until September 7 at 8:00PM PDT by NWS Portland OR

4 months ago
* 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 10 mph with gusts up to 15 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...While winds have weakened significantly Friday evening, unstable conditions remain in place.
NWS

Red Flag Warning issued September 6 at 7:18PM PDT until September 7 at 8:00PM PDT by NWS Portland OR

4 months ago
* 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 10 mph with gusts up to 15 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...While winds have weakened significantly Friday evening, unstable conditions remain in place.
NWS

Red Flag Warning issued September 6 at 7:18PM PDT until September 7 at 8:00PM PDT by NWS Portland OR

4 months ago
* AFFECTED AREA...In Oregon, Fire Weather Zone 689 Northern Willamette National Forest and Fire Weather Zone 690 Southern Willamette National Forest. * WINDS...West 5 mph or less, except east 5 to 10 mph with gusts up to 15 mph along the Cascade crest. * 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...Scattered thunderstorms continue impacting portions of the Willamette National Forest Friday evening. Some of these storms have produced frequent lightning and gusty outflow winds as high as 40 mph. Lightning strikes could ignite new fires and outflow winds could lead to rapid fire growth. Showers and thunderstorms will diminish over the Willamette National Forest by 11 PM PDT Friday.
NWS

Heat Advisory issued September 6 at 4:54PM PDT until September 6 at 11:00PM PDT by NWS Seattle WA

4 months ago
* WHAT...Hot conditions with temperatures from the mid 80s to mid 90s degrees. This will pose a moderate risk of heat-related illness. * WHERE...Portions of northwest and west central Washington. * WHEN...Until 11 PM PDT this evening. * 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...Localized areas of major HeatRisk are possible in Cascade Valleys, where temperatures may approach 100 degrees.
NWS

Heat Advisory issued September 6 at 4:54PM PDT until September 6 at 11:00PM PDT by NWS Seattle WA

4 months ago
* WHAT...Hot conditions with temperatures from the mid 80s to the low 90s. This will pose a moderate risk of heat-related illness. * WHERE...Central Coast, Eastern Strait of Juan de Fuca, North Coast, Western Skagit County, Western Strait of Juan De Fuca, and Western Whatcom County. * WHEN...Until 11 PM PDT this evening. * 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 warmest temperatures will be in areas away from the waters.
NWS

Red Flag Warning issued September 6 at 4:53PM PDT until September 7 at 9:00PM PDT by NWS Pendleton OR

4 months ago
...SCATTERED THUNDERSTORMS THIS EVENING IN THE DESCHUTES NATIONAL FOREST... ...HOT AND UNSTABLE WITH ISOLATED THUNDERSTORMS OVER PORTIONS OF CENTRAL AND SOUTHEAST OREGON THROUGH SATURDAY EVENING... * AFFECTED AREA...Fire Weather Zones 640 Central Mountains of Oregon and 642 Southern Blue and Strawberry Mountains. * TIMING...Now through Saturday evening. * WINDS...Southeast 5 to 10 mph. * RELATIVE HUMIDITY...As low as 10 percent. * TEMPERATURES...Up to 94. * IMPACTS...Possible plume dominated fire behavior. * ADDITIONAL INFORMATION...Isolated thunderstorms are forecast for Saturday evening. * HAINES...As high as 6.
NWS

Red Flag Warning issued September 6 at 4:53PM PDT until September 7 at 12:00AM PDT by NWS Pendleton OR

4 months ago
...SCATTERED THUNDERSTORMS THIS EVENING IN THE DESCHUTES NATIONAL FOREST... ...HOT AND UNSTABLE WITH ISOLATED THUNDERSTORMS OVER PORTIONS OF CENTRAL AND SOUTHEAST OREGON THROUGH SATURDAY EVENING... The National Weather Service in Pendleton has issued a Red Flag Warning for abundant lightning, which is in effect until midnight PDT tonight. * AFFECTED AREA...Fire Weather Zones 610 East Slopes of Central Oregon Cascades and 611 Deschutes National Forest -minus Sisters Ranger District. * TIMING...Now through midnight tonight. * IMPACTS...New fire starts and possible rapid fire spread with gusty outflow winds. * THUNDERSTORMS...Scattered thunderstorms producing occasional cloud to ground lightning and light rain. LAL 3 * OUTFLOW WINDS...Storms are capable of outflow winds 25 to 35 mph.
NWS

Heat Advisory issued September 6 at 3:38PM PDT until September 7 at 9:00PM PDT by NWS Spokane WA

4 months ago
* WHAT...Hot conditions with temperatures in the mid 90s to low 100s expected. * WHERE...The Coeur d'Alene area down to the Lewiston Clarkston Valley, central and eastern Washington. * WHEN...Until 9 PM PDT Saturday. * 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.
NWS