[gradsusr] Interpolating HRRR 15 minute GRIB to 5 minute

Wesley Ebisuzaki - NOAA Federal wesley.ebisuzaki at noaa.gov
Mon Dec 19 09:02:45 EST 2016


   One way is to create a grib file with the 5 minutes time intervals
created by
a linear interpolation.  You can do this by fortran, C, python, grads
script with
a call to g2grb.gs or wgrib2.   The wgrib2 solution is described at



On Sun, Dec 18, 2016 at 11:15 PM, Brandon Schmidt <admin at wilmingtonwx.com>

> Simplicity is definitely my first priority so I'd definitely opt for
> method #1. Assuming I already have a control file open for a single HRRR
> sub-hourly grid file with 4 time steps, what code is necessary to complete
> the interpolation? I don't really like asking for code but in all the grads
> scripting I've done, I'm at a loss this time. Assuming latitude is varying,
> longitude is varying, and pressure is not (i.e. tmp2m), how do I go from
> being able to display 4 steps of time to 12 steps of time? Do I need a
> separate control file that defines 12 steps?
> Thanks again - Brandon
> _______________________________________________
> gradsusr mailing list
> gradsusr at gradsusr.org
> http://gradsusr.org/mailman/listinfo/gradsusr
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://gradsusr.org/pipermail/gradsusr/attachments/20161219/bf2ddce8/attachment.html 

More information about the gradsusr mailing list