So, it's like this: Bundle up out there, but try not to breathe — or at least deeply.
As a high pressure system continued to smother northern Utah's urban valleys in their own airborne filth, the Utah Division of Air Quality warned that those inversions were creating unhealthy breathing conditions.
Worse, air quality will continue to deteriorate with little relief in sight through the coming weekend, as a coming storm promised only negligible atmospheric stirring. DAQ rated air quality in Salt Lake, Davis, Weber, Utah, Cache and Uintah counties as "unhealthy" through Saturday.
Mandatory bans on solid-fuel burning devices and open burning were in place, and motorists were asked to reduce trips, avoid idling or opt for mass transit. Industrial businesses were urged to optimize their operations with an eye toward limiting their emissions.