A huge winter storm has reignited confusion about the polar vortex, the jet stream and what climate change really means for winter weather ...

The jet stream, or any wind, is the result of differences in surface temperature. In simple terms, warm air rises, creating low pressure, and cold air sinks, creating high pressure. Wind is the ...

StormTRACKER meteorologist John Wheeler has identified areas of unusual weather patterns thanks to a weak split in the jet stream. The change is bringing on warm and dry weather throughout the Corn ...

Summer 2024 was officially the Northern Hemisphere’s hottest on record. In the United States, fierce heat waves seemed to hit somewhere almost every day. Overall, the global average temperature was ...

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A recent study in the journal Nature shows that when the summer jet stream over Europe veers north or south of its usual path, it brings weather extremes that can exacerbate epidemics, ruin crop ...