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NASA SPoRT Project
Incorporating NASA spaceborne precipitation research products into National Mosaic QPE operational system for improved short-term weather prediction at Colorado Basin River Forecast Center
 
Background | Objective | Method | Case Study | Demo System | Publications
 
METHODOLOGY

I. VPR Identification and Enhancement (VPR-IE) Method

The concept of VPR-IE is to determines the representative VPR and apply it to ground radar for near surface QPE.




II. VPR Conversion: Physically-based Model

Y. Wen, Q. Cao, P. Kirstetter, Y. Hong, J.J. Gourley, J. Zhang, G. Zhang, B. Yong, 2012: Incorporating NASA space-borne radar data into NOAA National Mosaic QPE system for improved precipitation measurement: a physically based VPR identification and enhancement method. Journal of Hydrometeorology, in press, doi: http://dx.doi.org/10.1175/JHM-D-12-0106.1

 



III. VPR Conversion: Empirical Model


Q. Cao, Y. Hong, Y. Qi, Y. Wen, J. Zhang, J. Gourley, L. Liao, 2012: Empirical Conversion of Vertical Profile of Reflectivity (VPR) from Ku-band to S-band Frequency, Journal of Geophysical Research, vol.118, 1-12, DOI: 10.1002/jgrd.50138.

 



IV. Range Effect Adjustment

 



V. VPR Conversion and Correction

 
 

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