Figure 4.

Measured clear‐sky emissivity at Kyanjing (a), Yala BC (b) and Yala GL (c) for daytime cases where τ _atm > 0.9 (black dots), compared to the models (solid lines) of Brutsaert (1975) with the original (C = 1.24) and an adapted parameter C (1.15, Sicart et al., 2014)