https://mesonet.agron.iastate.edu/vtec/?wfo=KGRR&phenomena=SC&significance=Y&eventid=0064&year=2026
KGRR Small Craft Advisory #64
Iowa State University, Iowa Environmental Mesonet
small craft advisorykgrr
https://tgftp.nws.noaa.gov/data/radar/nexrad_level3/DS.166m2/SI.kgrr/?C=S;O=A
Index of /data/radar/nexrad_level3/DS.166m2/SI.kgrr
indexdataradarnexradkgrr