Glossary of Weather Terms – Beginning with “P”
Wondering what the polar vortex is and why it causes extreme cold, what a PDS tornado watch means for your safety, the difference between partly cloudy and mostly cloudy, or what a pyrocumulonimbus cloud does to wildfire behavior?
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Glossary of Weather Terms – Beginning with “U”
Curious about what an updraft is inside a thunderstorm, what the urban heat island effect means for your city's forecast, what the UV index numbers actually mean, how an upper level trough triggers severe weather, or what causes upslope fog along the Rockies?
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Glossary of Weather Terms – Beginning with “V”
Curious about what virga is and why it creates a hidden aviation hazard, how visibility is measured and what triggers a Dense Fog Advisory, what vorticity means in meteorology, how vertical wind shear drives tornado development, or what causes valley fog?
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Glossary of Weather Terms – Beginning with “W”
Confused about the difference between a Winter Storm Warning, Winter Weather Advisory, and Blizzard Warning? Wondering what a wind chill chart really means for frostbite risk, how a waterspout differs from a tornado, what wind shear does to thunderstorms, or what a whiteout looks like on the highway?
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