Fig. 1. Evolution of infrared clouds with time （carbon dioxide and water vapor bands from Satellite FY-4A）

Fig. 2. Time series （i.e. wave signals） recorded at the point in Fig. 1 marked by a red star

Fig. 3. Time series spectrum of infrared wave-fields in log-log coordinates

Fig. 4. Variation curves of the fractal dimensions with the increase of phase-space dimensions

Fig. 5. The change of maximum Lyapunov exponents with the increase of phase-space dimensions

Fig. 6. Spatial Characteristics of permutation entropy of the first prime water vapor and carbon dioxide in Satellite FY-4A

Fig. 7. The spatial distribution of chaotic intensity Kc of the first prime water vapor and carbon dioxide in Satellite FY-4A，due to the influence of actual data noise，the calculated Kc ranges in （0.86-0.92）