12 April 2026 - bulletin 253

Issued at 2100 GMT
Latest warnings for 04W 

NORTHWESTERN PACIFIC OCEAN
SUPERTYPHOON Sinlaku / 04W
Warning 16 from JTWC at 2100 GMT
Position 11.16N 149.5E
Location 307 miles ESE of Guam
Movement 305° (NW) at 8 knots
Maximum sustained winds 155 knots gusting to 190 knots
Winds of 34 knots or higher occur within 180 to 240 miles of the centre
Winds of 64 knots or higher occur within 30 to 50 miles of the centre
Threatened landmasses Micronesia, Northern Marianas Islands
Maximum significant wave height 40 feet
Minimum central pressure 896 mbar 
Next warning from JTWC at 0300 GMT

Micronesia warnings

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