Clime
← Back to Blog
Guides

Protecting Yourself from Poor Air Quality During Severe Weather: A Comprehensive Guide

June 18, 2026 · The Clime Team
Protecting Yourself from Poor Air Quality During Severe Weather: A Comprehensive Guide

Severe weather events, such as wildfires, hurricanes, and heavy storms, can significantly degrade air quality, posing health risks like respiratory issues and cardiovascular problems. Understanding how to protect yourself during these times is crucial.

Why Does Air Quality Deteriorate During Severe Weather?

Severe weather can introduce various pollutants into the atmosphere:

  • Wildfires: Emit smoke containing fine particulate matter (PM2.5) and gases.
  • Hurricanes and Floods: Stir up mold, dust, and other allergens.
  • Heavy Storms: Can cause water contamination and spread pollutants.

These pollutants can irritate the respiratory system and exacerbate existing health conditions.

What Are the Best Masks for Poor Air Quality?

To effectively filter out harmful particles, consider the following masks:

  • N95 Respirators: Certified by the National Institute for Occupational Safety and Health (NIOSH), N95 masks filter at least 95% of airborne particles, including PM2.5. They are widely available and provide a reliable barrier against fine particles. (cdc.gov)

  • KN95 and KF94 Masks: These masks offer similar protection levels. KN95 masks are China's standard, while KF94 masks are South Korea's standard. Both are designed to filter out at least 94% of airborne particles. (scienceinsights.org)

How Should You Wear a Mask During Poor Air Quality?

Proper mask usage is essential for maximum protection:

  • Ensure a Secure Fit: The mask should cover your nose and chin without gaps.
  • Check for Leaks: Perform a seal check by placing your hands over the mask and exhaling. If air escapes, adjust the mask until it fits snugly.
  • Limit Mask Use During Physical Activity: Avoid strenuous activities outdoors when air quality is poor, as masks can make breathing more difficult during exercise. (nyc.gov)

When Should You Replace Your Mask?

Replace your mask if:

  • It Becomes Harder to Breathe Through: Indicating clogging of the filter.
  • It Gets Visibly Dirty: Such as when it becomes wet or soiled.
  • It Loses Its Shape: A deformed mask may not provide adequate protection. (scienceinsights.org)

What Are Additional Measures to Protect Yourself?

Beyond wearing masks, consider these strategies:

  • Stay Indoors: Limit outdoor activities during periods of poor air quality.
  • Use Air Purifiers: Equip your home with HEPA-filter air purifiers to reduce indoor pollutants.
  • Seal Windows and Doors: Prevent outdoor air from entering by keeping windows and doors closed.
  • Monitor Air Quality: Stay informed about local air quality levels through resources like the Air Quality Index (AQI). (cdc.gov)

How Does Clime Support Your Health During Severe Weather?

Clime offers real-time air quality monitoring, providing up-to-date information on pollution levels in your area. This empowers you to make informed decisions about outdoor activities and take necessary precautions to protect your health.

By understanding the risks associated with poor air quality during severe weather and taking appropriate protective measures, you can significantly reduce health risks and ensure your well-being.

Highlights:

Frequently Asked Questions