APRS messages are stored for 14 days. It is possible to search using wildcards (*?) after a prefix.
2024-05-07 13:40:58 EDT: KO4VDK-2>w4htp: Hello World 2024-05-08 14:59:59 EDT: KO4VDK-2>KO4HKX-9: How is the weather, any hail where you are? 2024-05-08 15:03:11 EDT: KO4VDK-2>KO4HKX-9: Pickens, SC has Hail