Doppler Lidar Observations of Nocturnal Flows from a Tributary Valley near Vancouver, B.C.


R. M. Banta, P. B. Shepson (Purdue University), J. W. Bottenheim (Atmospheric Environment Service) and K. G. Anlauf (AES)

[Surface-wind [Surface-wind [Surface-wind [Surface-wind

Figure 2. Surface-wind measurements at Harris Road site (H), showing evening transition to downvalley flow from Pitt Lake valley on four nights of a photochemical pollution episode in August 1993. Shaded region shows period of northerly outflow from the valley, with daytime upvalley flow before and light-and- variable flow afterward.


ETL / Review / Doppler Lidar Observations of Nocturnal Flows from a Tributary Valley near Vancouver, B.C. / Figure: Introduction, 1, 2, 3, 4, 5, 6, 7, Findings