1 June 2026 - bulletin 340

Issued at 1020 GMT
Latest warning for 06W
Disturbance update


NORTHWESTERN PACIFIC OCEAN
TYPHOON Jangmi / 06W
Philippines name Domeng
Warning 21 fom JTWC at 0900 GMT
Position 25.6N 127.4E
Location 58 miles SSW of Kadena AB, Okinawa, Japan 
Movement 005° (N) at 12 knots
Maximum sustained winds 60 knots gusting to 75 knots
Winds of 34 knots or higher occur within 150 to 180 miles of the centre
Threatened landmasses Ryuku Islands, Japan
Maximum significant wave height 35 feet
Minimum central pressure 979 mbar 
Next warning from JTWC at 1500 GMT

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned 
Position 9N 121W 
Likelihood of tropical cyclone formation within 48 hours is MEDIUM (40%)
Likelihood of tropical cyclone formation within 7 days is HIGH (90%)