Why are we seeing so many tornado warnings? There are several factors, and “more warnings” does not necessarily mean there are more tornadoes.

• More severe weather patterns are occurring in some regions. Warm, humid air combined with changing wind patterns can create the instability and wind shear needed for severe thunderstorms and tornadoes. Recent research also suggests tornado activity has shown a longer-term shift toward parts of the eastern U.S., although the science is complex and varies by season and region.

• A warmer atmosphere can hold more moisture, which can contribute to heavier rainfall and more intense thunderstorms

• Detection and warning technology have improved. Doppler radar, dual-polarization radar, better computer models, and newer forecasting methods can identify rotation and dangerous storms that might previously have gone unwarned.

Why tornadoes and severe storms matter to people with Bronchiectasis and NTM

The tornado itself is not known to cause NTM disease, but the conditions surrounding severe storms can be challenging for vulnerable lungs.

🌪️ 1. Dust and debris-tornadoes can put enormous amounts of dust, soil, construction material, insulation, and other particles into the air. These can irritate already-sensitive airways and may worsen one’s condition.

🌧️ 2. Flooding → moisture and mold-this may be one of the biggest concerns after severe storms. Flooded buildings and water-damaged materials can develop mold, sometimes very quickly.

🦠 3. Increased exposure to environmental organisms. Storms can disturb soil, standing water, decaying vegetation, and contaminated materials. These exposures can increase the amount of environmental material people breathe in.

Practical protection during and after a tornado or severe storm for bronchiectasis or NTM lung disease, I would think about it in three phases:  Before and during the storm. Keep necessary respiratory medications and airway-clearance equipment available if possible. Have extra medications and supplies in an emergency kit.

After the storm: Avoid cleanup involving dust or potential mold. If entering a dusty or potentially moldy environment is unavoidable, wear a NIOSH-approved N95 respirator for mold cleanup.

Watch for a change from your baseline. After major storm exposure, seek medical advice if there is a significant or persistent change in respiratory symptoms.

Tornado warnings themselves are not a specific threat to NTM disease. The concern is the aftermath: dust, mold, floodwater, debris, smoke, and disrupted access to medications or medical care. Have you dealt with a tornado recently? Do you have any advice to share with the community?