Guides

Outdoor Work Air Quality Guide During Severe Weather

June 18, 2026 · The Clime Team

Outdoor workers are particularly vulnerable to air quality issues during severe weather events. Understanding these risks and implementing protective measures is essential for ensuring their health and safety.

What Are the Air Quality Risks During Severe Weather?

Severe weather conditions, such as wildfires, hurricanes, and extreme heat, can significantly degrade air quality, posing various health risks to outdoor workers. For instance, wildfires release smoke and particulate matter into the atmosphere, leading to poor air quality. In August 2025, Chicago experienced the worst air quality globally due to smoke from Canadian wildfires, highlighting the widespread impact of such events. (axios.com)

How Can Outdoor Workers Protect Themselves?

To safeguard against air quality hazards during severe weather, outdoor workers should:

Stay Informed: Regularly monitor local air quality reports and weather forecasts to anticipate potential hazards.
Limit Exposure: When air quality is poor, reduce outdoor activities or reschedule tasks to minimize exposure.
Use Protective Equipment: Wear appropriate personal protective equipment (PPE), such as N95 respirators, to filter out harmful particles from the air.
Maintain Hydration: Drink plenty of water to help the body cope with environmental stressors.
Seek Shelter: During extreme conditions, take breaks in well-ventilated, air-conditioned areas to reduce exposure.

What Are the Employer's Responsibilities?

Employers play a crucial role in protecting outdoor workers during severe weather:

Develop Emergency Plans: Create and implement emergency action plans that address severe weather scenarios, including procedures for evacuation and communication. (tdi.texas.gov)
Provide Training: Offer training programs to educate workers about the risks associated with severe weather and the measures to mitigate them.
Supply PPE: Ensure that workers have access to appropriate protective equipment and that it is properly maintained.
Monitor Conditions: Continuously assess weather conditions and air quality to make informed decisions about work schedules and safety measures.

How Can Technology Assist in Monitoring Air Quality?

Utilizing advanced technology can enhance the monitoring of air quality during severe weather:

Real-Time Data: Implement sensors and devices that provide real-time air quality data, enabling prompt responses to deteriorating conditions.
Predictive Analytics: Use software tools that analyze weather patterns and predict air quality trends, aiding in proactive planning.
Communication Systems: Establish automated alert systems to notify workers and management about hazardous air quality levels.

What Are the Legal and Regulatory Considerations?

Employers must adhere to regulations that protect workers during severe weather:

OSHA Standards: The Occupational Safety and Health Administration (OSHA) requires employers to provide a safe working environment, which includes addressing hazards posed by severe weather. (osha.gov)
State Guidelines: Some states, like New York, have specific guidelines to protect outdoor workers from extreme weather conditions, including poor air quality. (dol.ny.gov)

How Can Workers Recognize and Respond to Heat-Related Illnesses?

Heat-related illnesses are a significant concern during severe weather:

Symptoms: Be aware of signs such as dizziness, nausea, excessive sweating, and confusion.
Immediate Actions: If symptoms occur, stop all activity, move to a cool place, and seek medical attention if necessary.
Preventive Measures: Acclimate to heat gradually, stay hydrated, and wear appropriate clothing to reduce the risk of heat-related illnesses. (cdc.gov)

Conclusion

Protecting outdoor workers from air quality hazards during severe weather requires a comprehensive approach that includes staying informed, implementing protective measures, and adhering to legal requirements. By prioritizing these strategies, employers and workers can mitigate risks and maintain a safe working environment.

Highlights:

Breaking down Chicago's "worst in the world" air quality, Published on Wednesday, August 06