APRS messages are stored for 14 days. It is possible to search using wildcards (*?) after a prefix.
2024-05-24 17:45:26 EDT: AC4AG-7>WB4OHV-8: Hello from EM77 Somerset KY 2024-05-24 17:46:27 EDT: AC4AG-7>WB4OHV-8: Hello from EM77 Somerset KY 2024-05-24 17:49:46 EDT: AC4AG-7>WB4OHV-8: Hello from EM77 Somerset KY