29 July 2025 - bulletin 469

Issued at 1515 GMT
Latest warnings for 01C, 02C, 11W and 12W
Disturbance update

NORTHWESTERN PACIFIC OCEAN
Tropical storm Co-may / 11W
Warning 27 from JTWC at 1500 GMT
Position 28.6N 123.4E
Location 185 miles SSE of Shanghai, China
Movement 310° (NW) at 8 knots
Maximum sustained winds 40 knots gusting to 50 knots
Winds of 34 knots or higher occur within 65 to 150 miles to the north of the centre
Threatened landmasses China
Maximum significant wave height 16 feet
Minimum central pressure 982 mbar
Next warning from JTWC at 2100 GMT

Tropical storm Krosa / 12W
Warning 24 from JTWC at 1500 GMT
Position 28.6N 142.9E
Location 434 miles SSE of Yokosuka, Japan
Movement 360° (N) at 1 knot
Maximum sustained winds 50 knots gusting to 65 knots
Winds of 34 knots or higher occur within 65 to 85 miles of the centre
Threatened landmasses Japan
Maximum significant wave height 24 feet
Minimum central pressure 980 mbar
Next warning from JTWC at 2100 GMT

CENTRAL PACIFIC OCEAN
HURRICANE Iona / 01C
Warning 10 from CPHC at 1500 GMT
Position 10.8N 154.3W
Location 765 miles SSE of Honolulu, Hawaii
Movement 270° (W) at 11 knots
Maximum sustained winds 110 knots gusting to 140 knots
Winds of 34 knots or higher occur within 80 miles of the centre
Winds of 64 knots or higher occur within 25 miles of the centre
Threatened landmasses NONE
Minimum central pressure 957 mbar
Next warning from CPHC at 2100 GMT

Tropical storm Keli / 02C
Warning 05 from CPHC at 1500 GMT
Position 12.5N 148.0W
Location 890 miles SE of Honolulu, Hawaii
Movement 280° (W) at 9 knots
Maximum sustained winds 35 knots gusting to 45 knots
Winds of 34 knots or higher occur within 35 miles of the centre
Threatened landmasses NONE
Minimum central pressure 1006 mbar
Next warning from CPHC at 2100 GMT

TROPICAL DISTURBANCE UPDATE 
EASTERN PACIFIC OCEAN
Update from NHC at 1200 GMT
System 98E
Position 10.5N 135.9W 
Minimum central pressure 1008 mbar
Likelihood of tropical cyclone formation within 48 hours is MEDIUM (60%)
Likelihood of tropical cyclone formation within 7 days is MEDIUM (60%)

System 99E
Position 10.6N 102.7W 
Minimum central pressure 1009 mbar
Likelihood of tropical cyclone formation within 48 hours is HIGH (80%)
Likelihood of tropical cyclone formation within 7 days is HIGH (90%)

System No Invest Assigned 
Position 12N 110W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

No comments: