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  1. Jan 26, 2023 · People in Kingston, Ontario were surprised to experience the rare phenomenon of thundersnow. Global News meteorologist Anthony Farnell explains what it is, and what Atlantic Canadians should ...

  2. Nov 18, 2022 · Thundersnow is exactly what the name suggests – a snowy thunderstorm. But the winter version of a thunderstorm is far less frequent than the spring and summer thunderstorms most people are...

  3. Jan 26, 2023 · WATCH: People in Kingston, Ontario were surprised to experience the rare phenomenon of thundersnow. Global News meteorologist Anthony Farnell explains what it is, and what Atlantic Canadians ...

    • How Thundersnow Works
    • Difference from Normal Thunderstorms
    • Where to Find Thundersnow
    • Thundersnow Hazards
    • References

    Thundersnow requires the same general conditions as an ordinary thunderstorm. Warm, moist air rises toward a cold air mass. In a normal thunderstorm, tall and narrow cloudsrise from a warm updraft at the surface to about 40,000 feet. This creates atmospheric instability and the separation of electrical charge that produces lightning. Lightning supe...

    Obviously, a normal thunderstorm is associated with rain while thundersnow has snow. There are other differences, too. Lightninglooks different during a snowstorm. In a regular thunderstorm, lightning is often blue or violet. Lightning in a snowstorm often appears white or golden and is brighter than normal because it’s reflected by snow. Thunder s...

    On average, only 6.4 thundersnow events occur worldwide in any given year. Obviously, a place has to get cold enough to snow, but other factors affect the likelihood of thunderstorm formation in the winter. Geography plays a big role in thundersnow formation. Areas with favorable conditions include: 1. Mountains 2. Coasts 3. Great Plains 4. Lake-ef...

    Thundersnow may be more dangerous than the average thunderstorm. It’s usually associated with severe winter storms and blizzards, so it may be accompanied by poor visibility, dangerously cold temperatures, and sometimes tropical force wind. High wind introduces a windchill factor, making frostbite a serious concern. Snowfall rates tend to be heavy,...

    Christian, Hugh J.; McCook, Melanie A. “A Lightning Primer – Characteristics of a Storm“. Global Hydrology Resource Center. NASA.
    Patrick S. Market, Chris E. Halcomb, and Rebecca L. Ebert (2002). A Climatology of Thundersnow Events over the Contiguous United States. American Meteorological Society.
    Rauber, R.M.; et al. (2014). “Stability and Charging Characteristics of the Comma Head region of Continental Winter Cyclones”. J. Atmos. Sci. 71(5): 1559–1582.
  4. Mar 23, 2016 · Thundersnow develops when the air is below freezing near the ground, and unlike most summer thunderstorms, it isn't near-ground air that rises all the way into the tall...

  5. Mar 4, 2023 · Heavy snow across southern Ontario was punctuated by the rumble of thunder and flashes of lightning on Friday night as a winter storm rolled through. The storm, dubbed thundersnow by many, was...

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  7. A midweek snowstorm is plowing its way across Eastern Canada, and people in Kingston, Ont. were surprised to experience the rare phenomenon of "thundersnow."

    • 1 min
    • 11.7K
    • Global News
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