06/25←  2025-06-26 CWB twsfc map  →06/27

2025-06-26 00 UTC	2025-06-26 03 UTC
2025-06-26 06 UTC	2025-06-26 09 UTC
2025-06-26 12 UTC	2025-06-26 15 UTC
2025-06-26 18 UTC	2025-06-26 21 UTC