BONUS: Arctic freeze, record heat, wildfires, deadly floods and more: the natural disasters of 2025 and bracing for 2026

2025 was a year of extremes in terms of weather patterns and natural disasters, from deadly floods in Texas, to Canadian wildfire smoke blanketing the Midwest and California's record-setting wildfires. Plus, it marked the 20th anniversary of Hurricane Katrina. Here's the year in natural disasters.