643 
FKPA21 PHFO 310234
TCAPA1
 
TROPICAL STORM IONA ICAO ADVISORY NUMBER  16
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   CP012025
ISSUED BY NWS NATIONAL HURRICANE CENTER MIAMI FL
0300 UTC THU JUL 31 2025
 
TC ADVISORY
DTG:                      20250731/0300Z
TCAC:                     PHFO
TC:                       IONA
ADVISORY NR:              2025/016
OBS PSN:                  31/0300Z N1148 W16448
MOV:                      W 20KT
INTST CHANGE:             WKN
C:                        1000HPA
MAX WIND:                 045KT
FCST PSN +3 HR:           31/0600Z N1156 W16546
FCST MAX WIND +3 HR:      045KT
FCST PSN +6 HR:           31/0900Z N1203 W16643
FCST MAX WIND +6 HR:      040KT
FCST PSN +9 HR:           31/1200Z N1212 W16742
FCST MAX WIND +9 HR:      040KT
FCST PSN +15 HR:          31/1800Z N1230 W16930
FCST MAX WIND +15 HR:     040KT
FCST PSN +21 HR:          01/0000Z N1248 W17118
FCST MAX WIND +21 HR:     035KT
FCST PSN +27 HR:          01/0600Z N1306 W17303
FCST MAX WIND +27 HR:     035KT
RMK:                      THE FORECAST POSITION INFORMATION IN
                          THIS PRODUCT IS INTERPOLATED FROM
                          OFFICIAL FORECAST DATA VALID AT 0000...
                          0600...1200...AND 1800Z.
NXT MSG:                  20250731/0900Z
 
$$