Marko Korosec

Marko Korošec is a veteran storm chaser and expert weather forecaster with over 25 years of experience specializing in the analysis of extreme atmospheric events. A former forecaster for Estofex, he draws on deep-layer shear dynamics and thermodynamic analysis. Marko is highly recognized for his technical proficiency in short- and mid-term forecasting of high-impact weather, including severe convective systems and complex winter weather. In addition to his SWE role, Marko worked for 17 years as a Road Weather and Maintenance Decision Support System Supervisor until 2022, applying his expertise to the critical field of transportation meteorology. He focused on the forensic analysis of road surface conditions and the impact of extreme winter weather, including blizzards, freezing rain, and ice storms, on infrastructure safety. His work was instrumental in developing strategies for proactive winter maintenance and real-time hazard mitigation. Marko’s unique dual-career path combines rigorous meteorological forecasting with world-class visual documentation. An acclaimed visual artist and winner of the 2014 National Geographic Traveler Photo Contest, he uses his "awe-inspiring" photography to illustrate the power and complexity of the atmosphere. By merging technical forensic details with high-resolution visual evidence, Marko serves as a vital bridge between high-level atmospheric science and public understanding, dedicated to capturing "the fury of nature" for a global audience. Photo gallery: MarkoKorosec.net

Historic snow just hit Midwest while now a new major winter storm is forecast for the weekend, followed by a significant cold outbreak for the Northeast

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snow storm winter cold forecast midwest United States

More than a foot of snow hit parts of Nebraska and Iowa on Monday, making it a historic event for the area. Now, weather models … Read more

UPDATE: WINTER STORM warnings now in effect for millions across the Midwest as dangerous snow and ice are forecast for Monday

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winter storm forecast snow midwest united states

A major winter storm is forecast for the central portions of the United States on Monday, bringing more than a foot of snow locally. The … Read more

A foot of snow and ice storm is forecast across parts of the Midwest as dangerous winter storm heads across the United States on Monday, severe storms to the south

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winter storm forecast midwest united states

A dangerous winter storm is expected to develop into the central portions of the United States on Monday, bringing a foot of snow from northern … Read more

A new winter storm with severe cold heads for the Northeast United States, heavy lake-effect snow over the Great Lakes. New snowstorm likely on Monday

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winter storm united states east coast

Yet another wintry cold wave is moving across southern Canada into the Great Lakes tonight into Friday. It will intensify the ongoing heavy lake-effect snow … Read more

Major winter storm heads for Alaska this Monday, more dangerous storms on the way for the state and Aleutians later this week

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major winter storm forecast snow alaska

There is a major winter storm emerging over the Gulf of Alaska, huge amounts of snow and dangerous winter weather conditions are forecast across southern … Read more