Research Article

Impact Evaluation of Assimilating Surface Sensitive Infrared Radiance Observations over Land and Sea Ice from Observing System Simulation Experiments

Figure 2

Global distribution of std. difference of 72 h 500 hPa temperature between CNTL and (a) EXP1 and (b) EXP2 evaluated against the Nature Run. Blue regions indicate deterioration while red regions are indicative of improvement with respect to the control.
(a)
(b)