Update #1: The short names of the daily snow and ice products now available on PDA I&T are listed in the table below.



Topic: Operational Implementation of the AutoSnow Daily Snow and Ice products in NCCF (NESDIS Common Cloud Framework)


Date/Time Issued:  January 17, 2023 1810 UTC


Product(s) or Data Impacted:  AutoSnow GMASI Daily Snow and Ice Products


Date/Time of Initial Impact:  February 22, 2023 TBD


Date/Time of Expected End: February 22, 2023 TBD


Length of Event: TBD


Details/Specifics of Change: 

ESPC has implemented the upgraded Global Multisensor Snow and Ice Mapping System (GMASI-Autosnow) in the User Acceptance Testing (UAT) environment in the NCCF.  The daily snow and ice products are now available on PDA I&T and the short names are provided below. ESPC plans to transition the AutoSnow product generation into the NCCF operational production (PROD) environment on February 22, 2023. The AutoSnow GMASI product files in NetCDF and GRIB2 will be distributed on the PDA starting on February 22, 2023.


ESPC will retire the legacy AutoSnow products in approximately three months after the upgraded AutoSnow system is declared operational in NCCF.  Users should begin making the necessary updates to their processing/operations on February 22, 2023.  Please let us know if you have any questions or concerns.


New AutoSnow products:

PDA Short Name

File Naming Convention

Product Description

GMASI_BLEND_SNOW-ICE

GMASI-Snowice-2km_v\dr\d_blend_s\d{15}_e\d{15}_c\d{15}\.nc

Global daily snow and ice maps at 2km in NetCDF4

GMASI_BLEND_ICE_NH_GRIB

GMASI-Ice-NH2km_v\dr\d_blend_s\d{15}_e\d{15}_c\d{15}\.grib2

N. Hemisphere daily ice map at 2km in GRIB2

GMASI_BLEND_ICE_SH_GRIB

GMASI-Ice-SH2km_v\dr\d_blend_s\d{15}_e\d{15}_c\d{15}\.grib2

S. Hemisphere daily ice map at 2km in GRIB2

GMASI_BLEND_SNOW_NH_GRIB

GMASI-Snow-NH2km_v\dr\d_blend_s\d{15}_e\d{15}_c\d{15}\.grib2

N. Hemisphere daily snow map at 2km in GRIB2

GMASI_BLEND_SNOW_SH_GRIB

GMASI-Snow-SH2km_v\dr\d_blend_s\d{15}_e\d{15}_c\d{15}\.grib2

S. Hemisphere daily snow map at 2km in GRIB2

 

Legacy AutoSnow products: (to be retired in May-Jun 2023)

PDA Short Name

File Naming Convention

Product Description

ASI-NH-End_Product_autosnow

NH4km_autosnow_\d{8}\.grb

N. Hemisphere daily snow map at 4km in GRIB2

ASI-NH-End_Product_autoice

NH4km_autoice_\d{8}\.grb

N. Hemisphere daily ice map at 4km in GRIB2

ASI-SH_2km-End_Product_autosnow

SH2km_autosnow_\d{8}\.grb

S. Hemisphere daily snow map at 2km in GRIB2

ASI-SH_2km-End_Product_autoice

SH2km_autoice_\d{8}\.grb

S. Hemisphere daily ice map at 2km in GRIB2

ASI-SH_4km-End_Product_autosnow

SH4km_autosnow_\d{8}\.grb

S. Hemisphere daily snow map at 4km in GRIB2

ASI-SH_4km-End_Product_autoice

SH4km_autoice_\d{8}\.grb

S. Hemisphere daily ice map at 4km in GRIB2

GMASI-NH-End_Product_SIM_bin

NH.C17_\d{7}_BLND_SIM

N. Hemisphere daily snow and ice maps at 4km (binary)

GMASI-SH-End_Product_SIM_bin

SH.4\d{5}SIM

S. Hemisphere daily snow and ice maps at 4km (binary)

GMASI-NH-End_Product_DAY_bin

NH.C17_\d{7}_BLND_DAY

Number of days since the state of the grid cell was last update  (binary)

SH_2km_Multisensor

sh_2km_multisensor_snow_ice_map_\d{7}

S. Hemisphere daily snow and ice maps at 2km (binary)

Please note: This promotion might not be performed during Critical Weather Day (CWD). Also, the products of this promotion are subject to change based on user readiness, customer feedback, and management approval.

 

Additional ESPC notifications will provide further details and updates concerning this promotion.  User feedback and questions should be directed to Aiwu Li Aiwu.Li@noaa.gov

 

Contact Information: For information on the status of this work, please contact Aiwu Li Aiwu.Li@noaa.gov or ESPC Operations at ESPCOperations@noaa.gov or 301-817-3880


Contact Information: For information please contact Aiwu Li at aiwu.li@noaa.gov or ESPC Operations at ESPCOperations@noaa.gov or 301-817-3880


Web Site(s) for applicable information: N/A


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