18 September 2025 - bulletin 619

Issued at 1550 GMT
Latest warning for 23W and 07L
First warnings for 24W and 25Ww
Disturbance update
NORTHERN ATLANTIC OCEAN
Tropical storm Gabrielle / 07L 
Warning 06 from NHC at 1500 GMT
Position 20.3N 51.7W
Location 755 miles ENE of the northern Leeward Islands
Movement 300° (WNW) at 13 knots
Maximum sustained winds 45 knots gusting to 55 knots
Winds of 34 knots or higher occur within 290 miles of the centre
Threatened landmasses Bermuda 
Minimum central pressure 1004 mbar 
Next warning from NHC at 2100 GMT

NORTHWESTERN PACIFIC OCEAN
Tropical storm Mitag / 23W 
Warning 10 from JTWC at 1500 GMT
Position 20.1N 116.8E
Location 196 miles SE of Hong Kong
Movement 295° (WNW) at 5 knots
Maximum sustained winds 35 knots gusting to 45 knots
Winds of 34 knots or higher occur within 60 to 70 miles to the east of the centre
Threatened landmasses China
Minimum central pressure 1002 mbar 
Maximum significant wave height 14 feet
Next warning from JTWC at 2100 GMT

Hong Kong warnings

Tropical depression Ragasa / 24W 
Philippines name Nando
Warning 01 from JTWC at 1500 GMT
Position 15.9N 133.0E
Location 849 miles SE of Taipei, Taiwan
Movement 300° (WNW) at 4 knots
Maximum sustained winds 30 knots gusting to 40 knots
Threatened landmasses Philippines, China
Minimum central pressure 1005 mbar 
Maximum significant wave height 13 feet
Next warning from JTWC at 2100 GMT

Tropical depression Neoguri / 25W 

Warning 01 from JTWC at 1500 GMT
Position 23.0N 162.9E
Location 1417 miles ESE of Yokosuka, Japan
Movement 255° (WSW) at 11 knots
Maximum sustained winds 30 knots gusting to 40 knots
Threatened landmasses NONE
Minimum central pressure 1008 mbar 
Maximum significant wave height 12 feet
Next warning from JTWC at 2100 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 0600 GMT 
System No Invest Assigned 
Position 14N 13W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is LOW (20%)

NORTHWESTERN PACIFIC OCEAN
Update from JTWC at 1500 GMT
System 90W is now 24W
System 91W is now 25W

EASTERN PACIFIC OCEAN
Update from NHC at 1200 GMT
System 96E
Position 16.2N 109.2W 
Minimum central pressure 1006 mbar
Likelihood of tropical cyclone formation within 48 hours is HIGH (80%)
Likelihood of tropical cyclone formation within 7 days is HIGH (80%)

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