These are some updated scripts to download and archive HRRR and MRMS data that might be interesting.
The go in cron like this:
# m h dom mon dow command
* * * * * /data2/weather/wxarchive/download_latest_mrms.sh &> /data2/wxarchive/mrms.log
1 * * * * /data2/weather/wxarchive/get_hrrr.sh &> /data2/wxarchive/hrrr.log
25 * * * * /data2/weather/wxarchive/get_hrrr.sh &> /data2/wxarchive/hrrr.log