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Update #1: The operational implementation of S-NPP NUCAPS^M Low Resolution Products (Phase 4 Version 3) scheduled for July 3,^M 2019M-B has been postponed.M-B A notification will be sent when a new^M future date is scheduled.

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Topic: M-BOperational Implementation of S-NPP NOAA Unique Combined Atmospheric Processing System (NUCAPS) Low Resolution Products (Phase 4 Version 3)

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Date/Time Issued: M-BJuly 1, 2019 M-B1446Z

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Product(s) or Data Impacted: M-BRemove VIIRS IDPS Cloud dependence on S-NPP NUCAPS and replace with Enterprise VIIRS Clouds to generate NUCAPS Low Resolution Product

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Date/Time of Initial Impact: July 3, 2019 1500Z

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Date/Time of Expected End: N/A

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Length of Event: N/A

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Details/Specifics of Change: On July 3, 2019 1500Z, NUCAPS Phase 4 version 3 will be implemented in the NESDIS ESPC operations.M-B Version 4.3 will remove VIIRS IDPS Cloud dependence on S-NPP NUCAPS and replace with Enterprise VIIRS Clouds to generate M-BNUCAPS Low Resolution products.
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NDE is currently running NUCAPS Phase 3 for S-NPP CrIS low-resolution (399 and 1305 channels) data for BUFR using the IDPS VIIRS Clouds.M-B NDE is also currently running NUCAPS phase 4 version 3 for S-NPP and NOAA-20 hi-res (431 and 2211) data for BUFR using the Enterprise VIIRS Clouds.

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The following changes will be implemented for NUCAPS low resolution products in NetCDF and BUFR formats:

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- The products will have IDPS generated VIIRS Cloud Mask and Cloud Height replaced with JPSSRR (JPSS Risk Reduction) generated Enterprise VIIRS Cloud Mask and Cloud Height.

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Please note: Existing PDA subscriptions need not to change by the users because the file short names in PDA for these products will not be changed.

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The newly generated NetCDF4 and BUFR products have the following filenames and corresponding PDA product shortnames:

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NUCAPS 4.3:

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File name NUCAPS-C0399_v2r0_npp_s*.bufr Shortname CrIS_C0399_BUFR

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File name NUCAPS-C1305_v2r0_npp_s*.bufr Shortname CrIS_C1305_BUFR

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File name NUCAPS-ALL-LR_v2r0_npp_s*.nc Shortname NUCAPS_ALL

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NUCAPS 3:

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File name NUCAPS-C0399_v1r0_npp_s*.bufr Shortname CrIS_C0399_BUFR

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File name NUCAPS-C1305_v1r0_npp_s*.bufr Shortname CrIS_C1305_BUFR

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File name NUCAPS_ALL_?????????_*.nc Shortname NUCAPS_ALL

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Sample data are provided for user testing and will be available for the next 30 days from June 4, 2019: https://satepsanone.nesdis.noaa.gov/pub/30day/NUCAPS-ALL-LR

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Contact Information for Further Information:

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Product Area Lead - Awdhesh Sharma (Awdhesh.Sharma@noaa.gov)

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Web Site(s) for applicable information:

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https://www.ospo.noaa.gov/Products/atmosphere/soundings/nucaps/

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https://www.ospo.noaa.gov/Products/atmosphere/soundings/nucaps/pskewt/USACON.html

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This message was sent to ESPC.Notification@noaa.gov.M-B You have been sent this and other notifications because you have opted in to receive it.M-B If you wish to unsubscribe please contact the ESPC Help Desk at ESPCOperations@noaa.gov or (301) 817-3880.M-B Please note: it may take up to two business days to process your unsubscribe request.

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