$$\text{NDRE} = \frac{\text{NIR} - \text{RedEdge}}{\text{NIR} + \text{RedEdge}}$$

$$\text{CWSI} = \frac{(T_c - T_a) - (T_c - T_a)_{\min}}{(T_c - T_a)_{\max} - (T_c - T_a)_{\min}}$$

$$\text{NDRE} = 0.82 \quad (T_c = 24.2^\circ\text{C})$$

$$\text{CWSI} = 0.78 \quad (T_c = 34.8^\circ\text{C})$$