Rare Thundersnow Phenomenon Explained
Rare Thundersnow Phenomenon Explained
US · Published Nov 13, 2026
• Thundersnow, a rare and fascinating weather phenomenon, occurs when thunder and lightning accompany snowfall instead of rain.
• According to The Weather Company, this event happens when a deep layer of cold air overlays a warm, moist layer, creating instability in the atmosphere.

Impact & Risks

Thundersnow can be startling and may temporarily reduce visibility due to heavy snowfall and bright lightning flashes. While it is not typically dangerous, the accompanying snowstorm can lead to hazardous travel conditions, power outages, and disruptions. Residents in areas prone to winter storms should remain cautious and prepared for potential impacts.

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