Topic: NCCF Product Release 1.26-4.2

Update #2: This is the final notification of NCCF Product Upgrade 1.26-4.2 scheduled to begin August 19, 2026 1700 UTC.

Update #1: This is the 7-day notification of NCCF Product Upgrade 1.26-4.2 scheduled to begin August 19, 2026 1700 UTC. Please note NHC AWIPS Converter for AMSR3 and SMAP has been removed and will be released in a future out-of-cycle distribution. GeoSST Buoy files and GOES ASOS will also not be included in the August distribution.

Date/Time Issued: Aug 19, 2026 1630 UTC

Product(s) or Data Impacted: GOSAT-GW AMSR3 GRAC, Snow, Precipitation, Sea Ice, Soil, Autosnow, NHC AWIPS Converter, WSF-M L1 BUFR, eTRaP, OHC, JPSS IceConcentration products

Date/Time of Initial Impact: August 19, 2026, 1700 UTC

Date/Time of Expected End: August 26, 2026, 1800 UTC

Details/Specifics of Change:

The new GOSAT-GW AMSR3 Snow, Precipitation, Sea Ice, and Soil products as well as WSF-M L1 BUFR will be installed on August 19, 2026 and released from PDA OPS on August 26, 2026. The test products are available on PDA I&T now. Users can start subscribing to these data products from PDA I&T. The test data product short names are appended with “_TEST”. The WSF-M L1 NHC AWIPS converter product will be disseminated through Operational Subscription Service (OSS).

The existing products, GOSAT-GW AMSR3 GRAC, Autosnow, eTRaP, OHC, and JPSS IceConcentration are currently running in NCCF UAT. They will be upgraded, promoted to NCCF PROD and released from PDA OPS.

The Products listed below will be transitioned from research to operations and will be promoted to NCCF Operations (OPS) on August 26, 2026.

Operational product generation of GOSAT-GW AMSR3 SNOW in NetCDF4 format:

Impact on users: No

PDA product file name changes: Yes

New products: Yes

Operational product generation of GOSAT-GW AMSR3 Precipitation in NetCDF4 format:

Impact on users: No

PDA product file name changes: Yes

New products: Yes

Operational product generation of GOSAT-GW AMSR3 Sea Ice in NetCDF4 format:

Impact on users: No

PDA product file name changes: Yes

New products: Yes

Operational product generation of GOSAT-GW AMSR3 Soil in NetCDF4 format:

Impact on users: No

PDA product file name changes: Yes

New products: Yes

Operational product generation of WSF-M L1 BUFR in BUFR format:

Impact on users: No

PDA product file name changes: Yes

New products: Yes

Operational product generation of NHC AWIPS Converter WSFM L1 in NetCDF4 format:

Impact on users: No

OSS product file name changes: Yes

New products: Yes

Operational product upgrade of GOSAT-GW AMSR3 GRAC in NetCDF format:

Impact on users: No

PDA product file name changes: No

New products: No

Operational product upgrade of AUTOSNOW in NetCDF and GRIB formats:

Impact on users: No

PDA product file name changes: No

New products: No

Operational product upgrade of Blended eTRaP in NetCDF format:

Impact on users: No

PDA product file name changes: Yes (for AMSR3 TRaP only)

New products: Yes (for AMSR3 eTRaP only)

Operational product upgrade of OHC in NetCDF format:

Impact on users: No

PDA product file name changes: No

New products: No

Operational product upgrade of JPSS IceConcentration in NetCDF format:

Impact on users: No

PDA product file name changes: No

New products: No

Details for the updated products (PDA file names in tables) included in this release are provided in the link below:

NCCF Product Upgrades to Operations | OSPO

If you would like to see the NCCF ESPC archived notifications: go to the bottom of the OSPO Webpage (linked above) click on “NCCF ESPC Notification Archive”, pick the year (2026) and notification(s) you want to download from the list.

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

Contact Information: For information on the status of this work, user feedback, and questions please contact User Services at SPSD.userservices@noaa.gov.

Web Site(s) for applicable information:

https://www.ospo.noaa.gov/products/nccf-product-upgrades.html

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