11/23/2023 0 Comments Shelf cloud coming in off lake erie![]() Severe thunderstorms are then able to unleash damaging wind gusts, hail and even tornadoes. Once a storm forms, it can strengthen further under the right conditions and become severe. This is lift, anything that forces air upward, and instability, a measure of how much air is able to move upward when forced via lift, in action.Ībundant instability was in place for locations like Washington, DC, after early morning clouds largely dissipated and allowed plenty of sunshine to reach the surface, leaving the atmosphere primed for dangerous storms. Rising air of this nature will quickly climb until it reaches its saturation point - the point where the air is cooled enough for rain to form - and then a storm is born. On days without a cloud in the sky, the sun quickly and efficiently heats the ground, giving the air at the surface plenty of instability and then forcing it to rise. Heating from sunlight fuels two of these factors. Thunderstorms need three things to bubble to life - moisture, lift and instability. If it’s bright and sunny in the morning, how can there be severe thunderstorms later? Monday’s severe weather threat across the eastern United States is formidable – but the day began for many with mostly clear or sunny skies. ET, according to the National Weather Service. Three counties in West Virginia are under a tornado watch until 9 p.m. He issued a State of Preparedness Monday afternoon, according to a statement. Jim Justice is also getting resources ready to respond to storm threats. “I urge all New Yorkers to watch the weather forecast closely this week and prepare to act, if necessary, to protect yourself and others,” Hochul said in a statement. Thunderstorms are forecasted to bring excessive rain, high winds and some isolated tornadoes to some parts of the state. Kathy Hochul directed her administration and other local officials to be ready for clean-up and response efforts. Wes Moore advised residents to avoid driving and to stay indoors as well as to pay attention to weather conditions. Several governors are urging people to be prepared and stay alert as severe weather passes through on Monday. Wes Moore speaks during an event at the University of Maryland on May 11, in College Park, Maryland.
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