Cloud Sequences
4 questions · 0 multiple choice · 4 written · Reading the sky for frontal timing and convective risk.
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Q1
Describe the typical cloud sequence as a warm front approaches, and estimate the lead time each cloud stage gives you before the front arrives.
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Q2
What cloud feature signals a high likelihood of thunderstorms later in the day, and why?
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Q3
You see a well-defined cumulonimbus approaching with a visible 'gust front' — a dark line of ruffled water advancing ahead of the rain curtain. What is your immediate action, and why before the rain hits?
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Q4
What conditions favour sea fog formation, and what's the practical rule of thumb using temperature and dewpoint?