Key Facts
- Advisory
- Blowing dust advisory from 2 p.m. to 8 p.m. local time on August 4
- Region
- Southeastern Arizona
- Valley Fever cases in Maricopa County (last year)
- Over 8,500
- Valley Fever cases in Maricopa County (this year)
- Nearly 3,300
- Hospitalization increase after major dust storms
- Fivefold
- At-risk groups
- Children, elderly, people with pre-existing lung conditions
Background
The National Weather Service has issued a blowing dust advisory for southeastern Arizona from 2 p.m. to 8 p.m. local time on Tuesday, August 4. Strong winds and thunderstorms are expected to lift large amounts of dust and fungal spores into the air, creating hazardous conditions.
Dust storms in Arizona are known to carry more than just dirt. According to health experts, they also contain pollutants, pollen, and potentially disease-causing fungal spores. Dr. Michell Lozano Chinga of Phoenix Children's Hospital explained that when dust passes through, it carries particles that can remain in the nose or travel deep into the lungs.
Current Situation
The advisory warns that visibility could drop suddenly to near zero, making driving extremely dangerous. Officials are urging drivers to pull off the road if they encounter a wall of dust.
Health concerns are heightened due to the risk of Valley Fever, a fungal infection caused by spores in the soil that become airborne during dust storms. Maricopa County has reported over 8,500 cases last year and nearly 3,300 so far this year, with numbers rising in other counties as well.
Impacts
Valley Fever symptoms range from mild coughing to severe breathing difficulties, and in rare cases, the infection can spread beyond the lungs. While most people recover without treatment, severe cases may require antifungal medication.
Children, the elderly, and people with pre-existing lung conditions are most at risk during dust events. University of California researcher Estrella Herrera found that hospitalizations can increase fivefold after major dust storms. Fine particles in the dust can enter the bloodstream and even reach the brain, raising the risk of more serious health issues.
Future Outlook
Scenario analysis: The possibilities below are not certain predictions.
Health officials recommend that residents stay indoors, close windows, and use air purifiers during dust storms. Drivers are advised to pull over and turn off their lights if visibility drops.
As drought and extreme weather continue, experts say dust storms like the one expected Tuesday could become more common in the future. If such events increase in frequency, the incidence of Valley Fever and related respiratory issues may rise, potentially straining healthcare systems in affected regions.
Source: iheart.com
