Indicators for the Compression and Stretching Characteristics of the HTF-Coordinate of WRF

Figure 2

The impacts of topography on the relationship of eta and pd with (a) a minimum surface pressure of 800 hPa, eta_c = 0.2; (b) a minimum surface pressure of 800 hPa, eta_c = 0.4; (c) a minimum surface pressure of 500 hPa, eta_c = 0.2; and (d) a minimum surface pressure of 500 hPa, eta_c = 0.4.

(a)

(b)

(c)

(d)