Gusty winds could top 50 mph tonight in Las Vegas Valley Forecast prompts county officials to issue air-quality advisory

High wind are expected to blow into the Las Vegas Valley tonight, potentially swirling dust into the air and causing problems for drivers and people with respiratory problems.

The windstorm is expected to roll west this evening into the Spring Mountains and Clark County, National Weather Service officials said.

In the valley, sustained winds are expected to be between 20 and 35 mph but could reach up to 50 mph overnight. In the Spring Mountains, winds are expected to be between 35 and 50 mph with gusts up to 60 mph, while snow may dust mountain elevations above 6,000-feet, officials said.

With the potential for high winds, Clark County Department of Air Quality this morning issued a dust advisory, warning residents and construction workers of the possibility of blowing dust. Airborne dust can aggravates respiratory diseases such as bronchitis and asthma. It may be best for children, the elderly and people with respiratory diseases to stay indoors during dust storms, health officials say.

Weather officials also advise residents of hazardous driving conditions along Interstate 15.

The blustery conditions are expected to subside Wednesday morning in the Las Vegas Valley and Spring Mountains but continue into Wednesday night in the San Bernardino deserts.