3 ms·
We've had runs spanning a week plus this season where the AQI never gets under 50...SF is not really safe when it's wildfire smoke from the north because it end
by annywhey 8y ago
We've had runs spanning a week plus this season where the AQI never gets under 50...SF is not really safe when it's wildfire smoke from the north because it ends up recirculating.
In fact we're in that kind of scenario right this minute.