This blog post breaks down a sprawling and unsettled weather scenario unfolding across the United States. A chaotic pattern brings severe thunderstorms to the central regions while paving an early heat wave along the East Coast.
Drawing on three decades of meteorological experience, I explain the drivers, where the risks lie, and what to expect in the coming days.
Understanding the drivers of this split-pattern weather
A Bermuda High remains anchored over the western Atlantic, funneling warm, humid air northward and helping to push temperatures into the 90s across much of the Mid-Atlantic to New England. At the same time, a slow-moving cold front lingers across the central parts of the country, spawning repeated rounds of thunderstorms.
This setup creates a three-way split: winter-like conditions in some western regions, summer-like heat on the East Coast, and a highly active storm corridor in between.
Central U.S.: Severe storms, large hail, and flash flooding
Millions from Texas to the Ohio Valley face threats from damaging winds, large hail, and flash flooding as multiple rounds of thunderstorms ride along the stalled front. The Storm Prediction Center has placed parts of Texas, Oklahoma, the lower Mississippi Valley, the Ohio Valley, and the lower Great Lakes under a slight risk for severe storms.
In west-central Texas, very large hail—potentially exceeding 2 inches—could accompany isolated supercell storms. Repeated heavy downpours may produce localized flash flooding where storms repeatedly train over the same areas.
- Damaging winds capable of downing trees and power lines
- Large hail that could cause property and vehicle damage
- Localized flash flooding from repeated rainfall
- Persistent storm training increasing flood risk in parts of Texas, the Midwest, and the Ohio Valley
Heat and humidity across the East
Across the East, the air mass remains hot and moist, with surface highs flirting with triple-digit indices in larger metro areas once again possible. The Weather Prediction Center is issuing moderate to major HeatRisk levels across several large East Coast and upstate New York metropolitan regions.
This heat, coupled with high humidity, can stress vulnerable populations and raise energy demand. Preparedness is essential for outdoor workers, students, and older adults.
What to expect as the front pushes east
As the cold front gradually advances, parts of the eastern United States will experience cooler conditions later in the week. Showers and thunderstorms will likely persist, especially in Texas where the front may stall, sustaining thunderstorm activity there.
Elsewhere, mountain snow showers continue in Colorado. A plume of moisture near the Bahamas could boost thunderstorm activity in Florida.
Regional takeaways
- Texas and Oklahoma: Expect ongoing severe storms, large hail, and flash flooding, with the front meandering and elevating rainfall totals in parts of the Plains and lower Mississippi Valley.
- Ohio Valley and Great Lakes: Recurrent thunderstorm activity and potential flash flooding as storms train along the boundary.
- Northeast and Mid-Atlantic: A heat spike with elevated HeatRisk and the potential for heat-related stresses; monitor daily forecasts for any changes in storm timing.
- Florida: Increased thunderstorm potential as moisture pools, with gusty winds and localized flooding possible in heavier downpours.
Safety and preparedness tips
- Keep an eye on forecasts from the Storm Prediction Center and local National Weather Service offices for the latest severe-weather outlooks and warnings.
- Prepare an emergency plan and kit for flash floods, power outages, and heat stress.
- Know your shelter locations and safe routes.
- Avoid driving through flooded roadways; even shallow water can be dangerous and hide road damage.
- Secure loose outdoor items that could become projectiles in strong winds and hail-prone environments.
- Stay hydrated and limit outdoor activity during peak heat hours.
- Check on vulnerable neighbors and family members.
- In Florida and other storm-prone areas, have a lightning safety plan.
- Be prepared for rapidly changing storm conditions.
Here is the source article for this story: US weather is split again. Where to expect snow, heat, hail and floods