1 June 2026 - bulletin 341

Issued at 2020 GMT
Latest warning for 06W
Disturbance update


NORTHWESTERN PACIFIC OCEAN
Tropical storm Jangmi / 06W
Warning 23 fom JTWC at 2100 GMT
Position 27.9N 127.3E
Location 336 miles SSW of Sasebo, Japan 
Movement 010° (N) at 12 knots
Maximum sustained winds 55 knots gusting to 70 knots
Winds of 34 knots or higher occur within 120 to 180 miles of the centre
Threatened landmasses Ryuku Islands, Japan
Maximum significant wave height 32 feet
Minimum central pressure 983 mbar 
Next warning from JTWC at 0300 GMT

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System 90E 
Position 8.9N 125.5W 
Likelihood of tropical cyclone formation within 48 hours is MEDIUM (50%)
Likelihood of tropical cyclone formation within 7 days is HIGH (90%)

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