Greenacres, WA Warnings, Watches and Advisories
Red Flag Warning
Red Flag Warning issued September 7 at 2:45PM PDT until September 7 at 8:00PM PDT by NWS Portland OR
...15-30% CHANCE OF THUNDERSTORMS PRODUCING DRY LIGHTNING SATURDAY AFTERNOON AND EVENING... * 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...Southeast 5 to 10 mph with gusts up to 15 mph. Brief and highly localized outflow wind gusts up to 40 mph possible with any shower or thunderstorm that passes by. * 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...There is a 15-30% chance of thunderstorms through 8 PM PDT Saturday over the Cascade mountains. Very little to no rainfall will accompany any thunderstorm that does develop, increasing the potential for dry lightning igniting new wildfire starts.
Mt. Hood National Forest Region; Southern Gifford Pinchot National Forest; Mt. Adams Ranger District of the Gifford-Pinchot National Forest
Severe
Likely
Expected
September 7th, 2024 02:45:00 pm PDT
September 7th, 2024 02:45:00 pm PDT
September 7th, 2024 08:00:00 pm PDT
Fire Weather Watch
Fire Weather Watch issued September 7 at 1:32PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR
...UNSTABLE CONDITIONS CONTINUE, WITH THUNDERSTORMS DEVELOPING ONCE AGAIN TONIGHT AND SUNDAY... .Unstable conditions will persist once again today, before an oncoming weather system shifts the threat from instability to that of thunderstorms. Clearing has been observed across central Oregon, and with that, scattered thunderstorms are expected to develop this evening. Storms are expected to develop over the eastern mountains tomorrow afternoon as well, however forecast confidence remains on the lower end, so will hold off on upgrading the watch there for now. * AFFECTED AREA...Fire Weather Zones 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.
Northern Blue Mountains of Oregon; Central Blue Mountains; Wallowa District; Southeast Washington Grande Ronde Valley
Severe
Possible
Future
September 7th, 2024 01:32:00 pm PDT
September 7th, 2024 01:32:00 pm PDT
September 7th, 2024 11:15:00 pm PDT
Fire Weather Watch
Fire Weather Watch issued September 7 at 1:32PM PDT until September 8 at 8:00PM PDT by NWS Pendleton OR
...UNSTABLE CONDITIONS CONTINUE, WITH THUNDERSTORMS DEVELOPING ONCE AGAIN TONIGHT AND SUNDAY... .Unstable conditions will persist once again today, before an oncoming weather system shifts the threat from instability to that of thunderstorms. Clearing has been observed across central Oregon, and with that, scattered thunderstorms are expected to develop this evening. Storms are expected to develop over the eastern mountains tomorrow afternoon as well, however forecast confidence remains on the lower end, so will hold off on upgrading the watch there for now. 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 Zone 692 Blue Mountains of Washington. * 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.
Blue Mountains of Washington
Severe
Possible
Future
September 7th, 2024 01:32:00 pm PDT
September 7th, 2024 01:32:00 pm PDT
September 7th, 2024 11:15:00 pm PDT
Red Flag Warning
Red Flag Warning issued September 7 at 4:27AM PDT until September 7 at 8:00PM PDT by NWS Seattle WA
* AFFECTED AREA...Fire Weather Zone 659 West Slopes of the Central Cascades Generally above 1500 Feet. * RELATIVE HUMIDITY...As low as 20 to 25 percent. * TEMPERATURES...Up to 86. * 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.
West Slopes of the Central Cascades Generally above 1500 Feet
Severe
Likely
Expected
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 08:00:00 pm PDT
Red Flag Warning
Red Flag Warning issued September 7 at 4:27AM PDT until September 7 at 8:00PM PDT by NWS Seattle WA
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North Cascades Generally above 1500 Feet. * RELATIVE HUMIDITY...As low as 20 to 25 percent. * TEMPERATURES...Up to 86. * 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.
West Slopes of the North Cascades Generally above 1500 Feet
Severe
Likely
Expected
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 08:00:00 pm PDT
Red Flag Warning
Red Flag Warning issued September 7 at 4:27AM PDT until September 7 at 8:00PM PDT by NWS Seattle WA
* 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 25 to 30 percent. * TEMPERATURES...Up to 82. * 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.
West Portion of the Olympic Mountains; East Portion of the Olympic Mountains
Severe
Likely
Expected
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 04:27:00 am PDT
September 7th, 2024 08:00:00 pm PDT
Heat Advisory
Heat Advisory issued September 6 at 3:38PM PDT until September 7 at 9:00PM PDT by NWS Spokane WA
* 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.
Coeur d'Alene Area; Idaho Palouse; Lewiston Area; Northeast Blue Mountains; Lower Garfield and Asotin Counties; Washington Palouse; Moses Lake Area; Upper Columbia Basin; Spokane Area; Northeast Mountains; Okanogan Highlands; Wenatchee Area; Okanogan Valley; Waterville Plateau; Central Chelan County; Western Okanogan County
Moderate
Likely
Expected
September 6th, 2024 03:38:00 pm PDT
September 6th, 2024 03:38:00 pm PDT
September 7th, 2024 09:00:00 pm PDT
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