Weather Safety Articles
Stay safe in dangerous weather. Lightning safety, tornado shelter plans, hurricane preparedness, and severe storm survival tips.
5 articles in this category
Foreshocks, Mainshocks, and Aftershocks: What to Expect After a Large Earthquake
Aftershocks get rarer over time, not smaller. Here is what the labels actually mean, why a foreshock can only be identified after the fact, how long sequences last, and what to do while one is going on.
Wildfire Smoke and AQI: What the Numbers Actually Mean for Your Lungs
Learn what the Air Quality Index really measures, why PM2.5 from wildfire smoke is so harmful, why the AQI can lag the sky outside, and what to do at each level to protect yourself.
The Heat Index Explained: How Hot It Really Feels and How to Stay Safe
Learn what the heat index is, how temperature and humidity combine into a 'feels like' temperature, how to read the NWS heat index chart, and how to stay safe in extreme heat.
Hurricane Preparedness Week: A 7-Day Plan to Get Ready
A complete guide to NOAA's Hurricane Preparedness Week themes, with day-by-day actions to determine your risk, build a kit, harden your home, and finalize a written hurricane plan.
Lightning Safety: What the 30-30 Rule Got Right, and What NWS Changed
The 30-30 rule taught a generation to count seconds before sheltering. NWS now says go inside at the first sound of thunder. Here is what changed, what still holds, and how to shelter safely.
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