Friday, September 3, 2021

Labor day weekend and beyond: mostly 'all clear' but not everywhere.

We smoke forecasters don't enjoy raining on everyone's parties. This Labor day weekend, we mostly don't have to. 

Thanks to a mixture of clouds, drizzle, normal to just above normal temperatures and wind (hm... sounds like nature is raining on everyone), smoke impacts will be mostly close to the fires. Other areas can expect mostly Good air.  Chances of new fires and fire growth are mostly low. 

But before you pop the champagne cork, see the average of all UW model predictions for 24-hr rain totals, ending 5PM Sunday. Not a lot of rain and it doesn't hit the largest fires. With a dry Monday and Tuesday on tap, that may have to wait until mid week. 

Southern WA Cascades

Smoke from the Schneider Springs fire will continue to affect much of Yakima county through the weekend. The Local Smoke Outlooks tab of this blog has daily updates for areas closer to this fire. Models show a little smoke spilling over into the western foothills of Lewis and Pierce Counties by Monday and Tuesday. Not expecting anything worse than Unhealthy for Sensitive Groups closer to the Cascades of western WA, and that too wont linger much beyond Tuesday. 

Southwest WA including the Vancouver area

By Tuesday, models are suggesting that some Oregon smoke could be transported to the Portland- Vancouver area, potentially leading to air quality that is Moderate or Unhealthy for Sensitive Groups. This is not expected to be a prolonged, high-impact event as a wind shift is expected by Wednesday, pushing the smoke further east. Please keep watching the forecast above and plan accordingly. 

Mostly, plan on having a 

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