FYSA - Natural Disaster: Nationwide, primarily Midwest, South, and East (including IL, IN, KY, MO, TN, AR, LA, MS, AL, SC, NC, VA, DC), March 15-16th; A dangerous severe weather outbreak with a rare level "4/5 severe risk" upgraded for destructive storms threatens 180+ million citizens, featuring widespread damaging wind gusts of 75+ mph, strong tornado threats including potential long-track events, and large hail from the Heartland Sunday afternoon through Monday evening along the East Coast. A level 3/5 risk covers parts of IL, IN, KY, MO, TN, AR, LA, MS, and AL on Sunday with enhanced risk for damaging winds up to 80 mph and embedded tornadoes. 110+ million citizens under high wind alerts as fast-moving squall lines risk widespread power outages, structural damage, tree falls, and debris hazards; the system transitions to an Arctic blast pulling temperatures 15-30 degrees below average across the Midwest, Mid-South, and East by Tuesday-Wednesday with wind chills to negative single digits in northern areas and possible record lows in the Deep South, affecting ~225 million. Debrief: This sequence heightens risks of prolonged power outages from wind damage and downed lines, potential internet disruptions tied to infrastructure failures, road closures or traffic disruptions from debris, fallen trees, and reduced visibility, and challenges for emergency services in densely populated eastern regions. Citizens should prepare backup power, secure outdoor items, monitor alerts closely, stock essentials for cold, and avoid travel during peak storm periods given repeated March severe patterns straining utilities and mobility. 》Sources: https://www.foxweather.com/weather-news/east-facing-sever… | https://weather.com/storms/severe/news/2026-03-13-severe-… | https://www.foxweather.com/weather-news/east-facing-sever… Post was from gray briefing