HYSPLIT Forum: hysplitbbs.arl.noaa.gov

Is there a way to run backtrajectories until they hit the ground? (I'm using pysplit)

Many thanks!

Thank you, filedates was very useful. Solved it by re-converting the grib files.

Hi, Has anyone actually had any luck running trajectories with converted ERA 5 data? I downloaded the hysplit_metadata repository for mac from github, and managed to download and convert 9-16 Jun 2021 global. I merged the daily ARL files into 1 weekly ARL named ERA5.Jun2021.ARL2, which is 53.23 GB! ...

Thanks for your suggestion, I think I will do that if that's the only option.

I only need the northern hemisphere actually but thought it would be easier to find global files.

Does any one have any global ERA5 reanalysis data converted to ARL weekly or monthly files to share? Or is there somewhere I can download them ready for use with hysplit? After it taking several days to try to download 1 month, I ran out of space after downloading half a month. I noticed the convert...