1. HDF-EOS at NOAA/NESDIS NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS Huan Meng, Doug Moore, Limin Zhao, Ralph Ferraro NOAA / NESDIS / ORA http://orbit-net.nesdis.noaa.gov/arad2/MSPPS hmeng@nesdis.noaa.gov

2. Presentation Outline Microwave Surface and Precipitation Products (MSPPS) Project Background MSPPS System Introduction Product Display and Monitoring Lessons Learned Using HDF-EOS Future Plans Other NESDIS Projects Using HDF/HDF-EOS Summary NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

3. MSPPS Project Background Project Motivation NWS/NCEP interest and demand Team Setup Satellite and Instruments NOAA-15 or NOAA-K (May 13, 1998) AMSU-A (23.8 ~ 89.0 GHz) AMSU-B (89.0 ~ 190.31 GHz) Project Goal Produce near-real-time operational surface and precipitation products from AMSU-A and AMSU-B antenna temperatures NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

4. MSPPS System Introduction Day-1 System (operational, near-real-time) Product suite Level 1 ~ 3 data processing procedure HDF-EOS file structure Prototype Day-2 System (for research, next day) Combined AMSU-A and -B swath/grid files Day-2 System (testing, near-real-time) Product suite Level 1 ~ 3 data processing procedure HDF-EOS file structure NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

5. Uniqueness of MSPPS for NESDIS First Using HDF-EOS Format Workstation Processing Day-1 System Operational in 12 ~ 18 Months NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

6. Day-1 Product Suite Product Surface AMSU-A AMSU-B Antenna Temperature Global   Snow Cover Land  Rain Rate Global  Sea Ice Concentration Ocean  Total Precipitable Water Ocean  Cloud Liquid Water Ocean  NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

7. MSPPS Day-1 System NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS AMSU-A, -B Level-1B Data Ingestion Product Validation & Monitoring Level-2 Product Generation Level-3 Product Generation 1b (Binary) NCEP (BUFR) CIRA (HDF-EOS) NCEP GDAS (GriB -> HDF-EOS) SSM/I (Binary -> HDF-EOS) NCEP Rainfall (GriB) SWATH (HDF-EOS) GRID (HDF-EOS) TRMM (HDF) Radiosonde (Binary) ARM (netCDF)

8. Day-1 AMSU-A File Structures (HDF-EOS format) NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS Attributes Geolocation, etc. Antenna Temperatures Products Geolocation, etc. Antenna Temperatures Products Geolocation, etc. Products AMSU-A SwathAMSU-A Grid - Geographic AMSU-A Grid - Polar Stereographic

9. Day-1 AMSU-B File Structures (HDF-EOS format) AMSU-B Swath AMSU-B Grid - Geographic NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS Attributes Geolocation, etc. Antenna Temperatures Geolocation, etc. Antenna Temperatures

10. Prototype Day-2 System ‘Combined’ Swath File Input from both AMSU-A and AMSU-B swaths Day-1 products using improved, physically-based, multispectral algorithms in day-2 More products Improved resolution and sensitivity ‘Combined’ Grid File - Geographic Projection Web site utilization NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

11. Day-2 Product Suite Product SurfaceAMSU-AAMSU-B Antenna Temperature Global   Snow Cover Land  Rain Rate Global  Ice Water Path Global  Sea Ice Concentration Ocean  Total Precipitable Water Ocean  Cloud Liquid Water Ocean  Emissivity Land  Surface/Skin Temperature Land  Snow Depth Land  Ocean Wind Speed Ocean  Surface Wetness Land  NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

12. MSPPS Day-2 System NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS AMSU-A Level-1B Data Ingestion Product Validation & Monitoring AMSU-A Level-2 Product Generation Level-3 Product Generation 1b (Binary) SWATH (HDF-EOS) AMSU-B Level-2 Product Generation SWATH (HDF-EOS) AMSU-B Level-1B Data Ingestion AMSU-B Preliminary Level-2 Data 1b (Binary) SWATH (HDF-EOS) GRID (HDF-EOS)

13. Day-2 AMSU-B File Structures (HDF-EOS format) AMSU-B Swath AMSU-B Grid - Geographic NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS Attributes Geolocation, etc. Antenna Temperatures Products Geolocation, etc. Antenna Temperatures Products

14. Product Display and Monitoring Display Tools IDL, GUI for validation with subsetting SeaDAS, view_hdf, LinkWinds/WebWinds, GrADS Web Site http://orbit-net.nesdis.noaa.gov/arad2/MSPPS Display and Monitoring Day-1 image products Day-1 product monitoring Climate images Day-2 image products and comparison with day-1 NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

15. Lessons Learned Using HDF-EOS Advantages of HDF-EOS Past Challenges Format conversion to and from HDF-EOS Frequent version updates Compression method AUTOMERGE  HDFE_NOMERGE Skipping Huffman  gzip Continuing Problems Array size, array number? Writing to an existing swath NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

16. Future Plans NOAA-16 or NOAA-L Launch date: Sept. 20, 2000 Instruments: AMSU-A and AMSU-B Operational Day-2 System NOAA-16 product system System delivery: Dec. 2000 Validation of Day-2 Products Launch of DMSP SSMIS Launch date: Dec. 2000 NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

17. Other NESDIS Projects Using HDF/HDF-EOS Atmosphere Infrared Sounder (AIRS) Project EOS_AQUA, July 2001 Input (simulated) level 1b data in HDF-EOS format from JPL Output desired fields in HDF format to NCEP within 3 hrs Unified Validation Project Group 1: Input NCEP observation data in BUFR to HDF format Operational, next day Group 2: Input binary observation data and convert to HDF-EOS format Validation of AIRS, SSM/I, SSMIS, and IPO products NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

18. Summary HDF-EOS as Standard Output Format for MSPPS Increased Utilization of HDF-EOS at NESDIS Advantages of HDF-EOS Application Remaining Challenges NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS