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Sunday will have plenty of sunshine and light southerly breezes. However, several Pennsylvania counties will be under an air ...
When combined with the Philly area’s warm, sunny weather, the incoming smoke stands to increase levels of ozone, the ...
PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...
The Air Quality Index in Philadelphia was at 361 as of 8 a.m. Thursday, significantly worse than the air-quality levels in other major East Coast cities hit by the smoke like New York and ...