Hate to shift focus from soaking rain Sun/Mon, but we want to point out that the upper-air flow is changing.
Smoke from Canadian wildfires is headed away, air quality trends are ⬆️.
AQI for Saturday is Yellow, suggesting mild impacts for those unusually sensitive to air pollution
WEATHER ALERT: The Polar Vortex will be sending an ARCTIC BLAST of cold weather to the #Pittsburgh area next week. Lows drop below zero and could set record lows. https://t.co/8aLxhkPseK
Ummmm ---> NEXT WEEK!
**Sub-Zero wind chills for 60-straight hours (1a Wed - 1p Fri)
**Low temps below zero Wed, Thur, Fri nights.
**High temps in the single digits and teens.
BIGGER storm arrives late Tuesday night - Wednesday. This will start as snow by 5am before potentially changing over to ice by mid-morning.
^Increasing probability of a cancellation^
Could be a delay chance tomorrow. Snow will move in this evening with 1-3" of snow possible by tomorrow morning. We'll be updating throughout this evening.