Strong Pacific Storm Brings Potential for Tornado Outbreak Late Week

March 11, 2025

Meteorology Matters sees a significant and complex storm system expected to impact a large portion of the United States throughout the latter part of this week and into the weekend of March 14-16, 2025. This "colossal storm" (USA TODAY) will move from the West Coast eastward, bringing a variety of hazardous weather conditions including heavy rain and snow in the west, a potential severe thunderstorm outbreak with tornadoes in the central and southern US, blizzard conditions in the Plains, and high winds across many regions. Specific areas like Alabama and Panama City Beach, Florida, are highlighted for multiple rounds of severe weather coinciding with the start of spring break. Residents across the affected areas are urged to monitor forecasts and prepare for potential power outages, travel disruptions, and property damage.

Key Themes and Important Ideas/Facts:

1. Nationwide Impact of a Major Storm System:

• A significant storm is forecast to move across the entire United States over the next week. As stated by USA TODAY, "Over the next week, tens of millions of Americans will be at risk of severe weather as a colossal storm marches across the country..."
• The storm will begin on the West Coast on Wednesday, bringing rain and snow, and then track eastward, impacting the central and eastern states through the weekend. (weather.com, FOX Weather)
• AccuWeather senior meteorologist Tom Kines described the storm as potentially "among the strongest on record in terms of low pressure," emphasizing its significance. (USA TODAY)

2. Severe Thunderstorm Outbreak Potential:

• A major threat associated with this storm is the potential for a severe weather outbreak, including tornadoes, damaging winds, and large hail, primarily across the central and southern United States on Friday and Saturday. (weather.com, FOX Weather)
• FOX Weather reports that "Millions of people across more than half of the U.S. could see damaging winds, tornadoes and even a potential severe weather outbreak on Friday and Saturday."
• The Storm Prediction Center (SPC) is highlighting areas in the Mississippi and Tennessee Valleys as being at the greatest risk for severe weather on Friday, with the threat shifting east towards the Southeast on Saturday. (weather.com, FOX Weather)
• USA TODAY notes concerns from Kines that this storm "could cause a 'tornado outbreak,' spinning up dozens of twisters from the Gulf Coast to the Midwest."
• Widespread damaging winds of 65 to 75 mph, with gusts potentially reaching 100 mph, are also a major concern associated with these thunderstorms. (USA TODAY)