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Surface pressure troughs are elongated areas of low pressure lacking a distinct center, indicated by a dotted yellow line on aviation weather charts. While associated with wind shifts, troughs ...
On this week's Weather Wonders episode, Jack asked, "Why do we have different weather changes?". To answer this question, we have to look at high and low pressure systems, as well as, warm and cold ...
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Weather Words: Pressure Gradient

This segment originally appeared in today's edition of the Morning Brief newsletter. Sign up here to get weekday updates from ...
TAMPA, Fla. — As we continue to watch Hurricane Milton's track toward Florida, you may hear our 10 Tampa Bay meteorologists on TV talk about the low pressure at the center of the storm. But, what does ...
MIKE MOSS SAYS: Randy, There isn't a single, enformced standard for what we would call the "contour interval" for pressure analyses. However, there are three such spacings that are by far the most ...
Most times we ignore it, sometimes we fear it, but bottom line, wind is vital to the survival of our planet and is probably a bit more complex than you think. Simply put, wind is the movement of air.
The same wave in the jet stream can lead to strong winds, blowing dust and fire danger in one region, while triggering a tornado outbreak and a blizzard in other regions. Windstorms can seem like they ...