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NESDIS Blended Total Precipitable Water (TPW) Products

The blended Total Precipitable Water (TPW) product is derived from multiple sensors/satellites. The Percentage of TPW normal (PCT), or TPW anomaly, shows the percentage departure of TPW from the NASA Water Vapor Project (NVAP) climatology (1988-1999). The blended products were merged from polar-orbiting and geostationary satellite sensors including: AMSU/MHS onboard the NOAA and MetOp satellite series; SSMIS onboard the DMSP satellite series; ATMS onboard S-NPP and NOAA-20; Sounder onboard the GOES satellite series; and GPS Met onboard Orbview-1. Individual biases of the data sources have been mitigated to produce a more meteorologically significant product. The blended methodology provides seamless global coverage without gaps to allow for the analysis of atmospheric moisture over land and ocean. The products are on a Mercator projection with 16 km resolution at the equator. The map is centered at the equator and 160 degrees W. It has 1437 lines and 2500 elements, which covers the earth from about 71 degrees N to 71 degrees S. The products are hourly in HDF-EOS and NetCDF file formats. Also, included are PNG images of the products generated per hour over the globe and 14 local regions. These operational products were produced by the NOAA/NESDIS Office of Satellite and Product Operations (OSPO). The TPW/PCT products have been operational since 2009, however, the archive period of record begins in 2013.

About this Dataset

Updated: 2024-02-22
Metadata Last Updated: 2024-08-09T02:35:44.930Z
Date Created: N/A
Data Provided by:
Dataset Owner: N/A

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Table representation of structured data
Title NESDIS Blended Total Precipitable Water (TPW) Products
Description The blended Total Precipitable Water (TPW) product is derived from multiple sensors/satellites. The Percentage of TPW normal (PCT), or TPW anomaly, shows the percentage departure of TPW from the NASA Water Vapor Project (NVAP) climatology (1988-1999). The blended products were merged from polar-orbiting and geostationary satellite sensors including: AMSU/MHS onboard the NOAA and MetOp satellite series; SSMIS onboard the DMSP satellite series; ATMS onboard S-NPP and NOAA-20; Sounder onboard the GOES satellite series; and GPS Met onboard Orbview-1. Individual biases of the data sources have been mitigated to produce a more meteorologically significant product. The blended methodology provides seamless global coverage without gaps to allow for the analysis of atmospheric moisture over land and ocean. The products are on a Mercator projection with 16 km resolution at the equator. The map is centered at the equator and 160 degrees W. It has 1437 lines and 2500 elements, which covers the earth from about 71 degrees N to 71 degrees S. The products are hourly in HDF-EOS and NetCDF file formats. Also, included are PNG images of the products generated per hour over the globe and 14 local regions. These operational products were produced by the NOAA/NESDIS Office of Satellite and Product Operations (OSPO). The TPW/PCT products have been operational since 2009, however, the archive period of record begins in 2013.
Modified 2024-08-09T02:35:44.930Z
Publisher Name N/A
Contact N/A
Keywords Earth Science > Atmosphere > Atmospheric Water Vapor > Water Vapor Indicators > Total Precipitable Water , Geographic Region > Global , ATMS > Advanced Technology Microwave Sounder , AMSU-A > Advanced Microwave Sounding Unit-A , MHS > Microwave Humidity Sounder , SSMIS > Special Sensor Microwave Imager/Sounder , GOES N-P SOUNDER , GPS RECEIVERS , SUOMI-NPP > Suomi National Polar-orbiting Partnership , NOAA-18 > National Oceanic & Atmospheric Administration-18 , NOAA-19 > National Oceanic & Atmospheric Administration-19 , NOAA-20 > Joint Polar Satellite System - 1 , METOP-A > Meteorological Operational Satellite - A , METOP-B > Meteorological Operational Satellite - B , METOP-C > Meteorological Operational Satellite - B , DMSP 5D-3/F18 > Defense Meteorological Satellite Program-F18 , DMSP 5D-3/F19 > Defense Meteorological Satellite Program-F19 , GOES-13 > Geostationary Operational Environmental Satellite 13 , GOES-15 > Geostationary Operational Environmental Satellite 15 , GPS/MET , 10 km - HTML Markup Was Removed , DOC/NOAA/NESDIS/NCDC > National Climatic Data Center, NESDIS, NOAA, U.S. Department of Commerce , DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce , DOC/NOAA/NESDIS/OSPO > Office of Satellite and Product Operations, NESDIS, NOAA, U.S. Department of Commerce , DOC/NOAA/NESDIS/STAR > Center for Satellite Applications and Research, NESDIS, NOAA, U.S. Department of Commerce , gov.noaa.class:BLENDHYDRO , climatologyMeteorologyAtmosphere
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