18 August 2026 - bulletin 564

Issued at 2100 GMT
Latest warnings for 01C and 17W
Disturbance update

CENTRAL PACIFIC OCEAN
HURRICANE Lala / 01C
Warning 26 from CPHC at 2100 GMT
Position 20.5N 167.2W
Location 545 miles SE of Lisianski Island
Movement 275° (W) at 8 knots
Maximum sustained winds 90 knots gusting to 105 knots
Winds of 34 knots or higher occur within 105 miles of the centre
Winds of 64 knots or higher occur within 25 miles of the centre
Threatened landmasses Papahanaumokuakea Marine National Monument
Minimum central pressure 970 mbar 
Next warning from CPHC at 0000 GMT

Regional warnings

NORTHWESTERN PACIFIC OCEAN
Tropical depression 17W
Warning 02 from JTWC at 2100 GMT
Position 8.3N 154.6E
Location 167 miles ENE of Chuuk
Movement 290° (WNW) at 5 knots
Maximum sustained winds 25 knots gusting to 35 knots
Threatened landmasses NONE
Minimum central pressure 1005 mbar 
Maximum significant wave height 12 feet
Next warning from JTWC at 0300 GMT

Regional warnings

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 1200 GMT
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 HIGH (80%)

System No Invest Assigned
Position 9N 130W
Likelihood of tropical cyclone formation within 48 hours is LOW (20%)
Likelihood of tropical cyclone formation within 7 days is MEDIUM (60%)

NORTHWESTERN PACIFIC OCEAN
Update from JTWC at 1500 GMT 

System 94W 
Position 19.9N 129.9E
Location 404 miles SSE of Kadena AB, Okinawa, Japan
Minimum central pressure 1004 mbar
Likelihood of tropical cyclone formation within 24 hours is LOW

System 95W 
Position 19.3N 116.1E
Location 207 miles SSE of Hong Kong
Minimum central pressure 1002 mbar
Likelihood of tropical cyclone formation within 24 hours is LOW

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