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air quality alert

Credit: Getty Images/Chip Somodevilla

DC’s air quality continues improving, region shifts to Code Yellow

Hazy condition for DC area, but with cooler temps, lower humidity Thursday

Another day of triple-digit heat indexes expected Wednesday

DC area’s code orange air quality forecast leads to call for action

Heat advisory expires, hot temperatures prove relentless in DC area Sunday

Warm weather woes: ‘Code Orange’ air quality may pose health risks