The National Weather Service reported an air quality alert at 12:43 p.m. EDT on Sunday in effect until Tuesday at noon EDT ...

The National Weather Service said the alert will be in effect until Sunday morning in the Santa Clarita Valley and Saturday ...

On Sunday at 12:27 p.m. EDT an air quality alert was reported by the National Weather Service in effect until Tuesday at noon ...

Freeway corridor near Santa Clarita, Western San Gabriel Mountains/Highway 14 Corridor and Eastern San Gabriel Mountains are ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

An air quality alert was issued by the National Weather Service in Milwaukee-Sullivan at 1:53 p.m. on Friday, Aug. 8.

According to the National Weather Service, the alert is now in effect for multiple north central West Virginia counties, ...

The National Weather Service in Boulder has issued an air quality alert for Rio Blanco, Eagle, Summit, Garfield, Pitkin, ...

An updated air quality alert was reported by the National Weather Service on Monday at 3:45 p.m. in effect until Tuesday at ...

Air quality levels are predicted to score higher than 100 on the air quality index for fine particulates, with the alert ...

On Monday at 4:48 p.m. the National Weather Service reported an updated air quality alert in effect until Wednesday at ...

According to the National Weather Service, the air quality alert remains in effect through midnight in parts of the Chicago ...