Research Article

Using Adjoint-Based Forecast Sensitivity Method to Evaluate TAMDAR Data Impacts on Regional Forecasts

Figure 5

Time-average total observation impact on 24 h forecast (J kg−1) (a) and the corresponding assimilate observation number (b) of the types of observing systems for 0000 (blue), 0600 (red), 1200 (green), and 1800 (orange) UTC in June 2010.
(a)
(b)