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COSMIC-2 PBLH

(a) COSMIC-2 PBLH (March-May 2022)

Spire PBLH

(b) Spire PBLH (March-May 2022)

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(c) Multiple RO PBLH with 10-deg resolution (2007-2024)

The GNSSRO derived Planetary Boundary Layer Height over ocean

The Planetary Boundary Layer Height (PBLH) detected using bending angle (BA) vertical profiles from multiple Global Navigation Satellite System (GNSS) Radio Occultation (RO) missions, COSMIC-2, COSMIC-1, PlanetiQ, Spire, KOMPSAT5, PAZ, Metop-A/B/C over global oceans.

Planetary Boundary Layer Height
RO mission STAR PBLH
COSMIC-2 Data 
PlanetiQ Data 
Spire Data 
KOMPSAT-5 Data 
PAZ Data 
GRAS Metop-C Data 
GRAS Metop-B Data 
GRAS Metop-A Data 
COSMIC-1 Data 

  • Ho, S.-P., Gu, G., and Zhou, X. (2024). The Planetary Boundary Layer Height Climatology over Oceans using COSMIC-2 and Spire GNSS RO Bending Angles from 2019 to 2023: Comparisons to CALIOP, ERA-5, MERRA2, and CFS Reanalysis. IEEE Transactions on Geoscience and Remote Sensing, https://doi.org/10.1109/TGRS.2024.3503418
  • Ho, S.-P., and Gu, G. (2024). The Global Planetary Boundary Layer Height Climatology over Oceans using COSMIC-2 and Spire GNSS RO Bending Angles. In IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, Athens, Greece, pp. 3877-3880, https://doi.org/10.1109/IGARSS53475.2024.10642597
  • Ho, S.-P., Peng, L., Anthes, R. A., Kuo, Y.-H., and Lin, H.-C. (2015). Marine Boundary Layer Heights and Their Longitudinal, Diurnal, and Interseasonal Variability in the Southeastern Pacific Using COSMIC, CALIOP, and Radiosonde Data. Journal of Climate, 28, 2856–2872, https://doi.org/10.1175/JCLI-D-14-00238.1.