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Weather Systems

Time period

These maps show the national view of where active weather systems currently are and where they're expected to move. These systems include: high & low pressure, cold & warm fronts, troughs, and jet stream.

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Coffee Break

Did you know?

A typical thunderstorm is about 15 miles in radius and lasts for approximately half an hour. Lightning from a thunderstorm can be witnessed as far as 10 miles away outside its radius.