The NOAA UFS Marine Reanalysis, a global sea ice ocean coupled reanalysis product 
AWS Bucket

UFS Global Coupled Model (GCM) prototypes' output
AWS Bucket - Metadata

GFS operational data
AWS Bucket

The GEFS v12 reforecast data 
AWS Bucket

NOAA Rapid Refresh Refresh System (RRFS) Ensemble prototype
AWS Bucket

The HRRR operational data  
AWS Bucket

Visit EPIC (Earth Prediction and Innovation Center) for up to date repositories and models
https://epic.noaa.gov/