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Cloud Base & Dew Point Calculator

Enter surface temperature, relative humidity, and airfield elevation to estimate dew point, cloud base, and a simple flight category.

°C
% (0–100)
ft AMSL

Estimated Conditions

💧 Dew point
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â˜ī¸ Cloud base AGL (rule of thumb)
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📐 Cloud base (theoretical LCL)
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đŸ—ģ Cloud base MSL
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đŸ›Šī¸ Flight category
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📝 METAR-style summary (approximate)
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