16 September 2026 - bulletin 652

Issued at 2030 GMT
Latest warnings for 24W
Disturbance update

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NORTHWESTERN PACIFIC OCEAN
Tropical storm Dujuan / 24W
Warning 06 from JTWC at 2100 GMT
Position 17.6N 149.7E
Location 363 miles NE of Andersen AFB, Guam
Movement 015° (NNE) at 11 knots
Maximum sustained winds 40 knots gusting to 50 knots
Winds of 34 knots or higher occur within 0 to 150 miles of the centre
Minimum central pressure 992 mbar
Threatened landmasses Japan
Maximum significant wave height 18 feet
Next warning from NHC at 0300 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 1800 GMT
System 98L
Position 32.1N 56.4W 
Minimum central pressure 1020 mbar
Likelihood of tropical cyclone formation within 48 hours is LOW (20%)
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System No Invest Assigned
Position 12N 113W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (40%)

System No Invest Assigned
Position 12N 105W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (60%)

16 September 2026 - bulletin 651

Issued at 1430 GMT
Latest warnings for 24W
Disturbance update

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NORTHWESTERN PACIFIC OCEAN
Tropical storm Dujuan / 24W
Warning 05 from JTWC at 1500 GMT
Position 16.5N 149.5E
Location 227 miles ENE of Saipan
Movement 030° (NNE) at 12 knots
Maximum sustained winds 35 knots gusting to 45 knots
Winds of 34 knots or higher occur within 120 to 130 miles to the south of the centre
Minimum central pressure 998 mbar
Threatened landmasses Japan
Maximum significant wave height 16 feet
Next warning from NHC at 2100 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned
Position 31N 55W 
Likelihood of tropical cyclone formation within 48 hours is LOW (10%)
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System No Invest Assigned
Position 12N 105W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (50%)

System No Invest Assigned
Position 26N 110W 
Likelihood of tropical cyclone formation within 48 hours is LOW (30%)
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

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 LOW (20%)

16 September 2026 - bulletin 650

Issued at 1000 GMT
Latest warnings for 24W
Final warning for 15E
Disturbance update

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EASTERN PACIFIC OCEAN
Remnants of 15E
Warning 10 from NHC at 0300 GMT
Position 15.5N 125.8W
Location 1155 miles WSW of the southern tip of Baja California
Movement 255° (WSW) at 10 knots
Maximum sustained winds 25 knots gusting to 35 knots
Minimum central pressure 1006 mbar
Threatened landmasses NONE
FINAL WARNING

NORTHWESTERN PACIFIC OCEAN
Tropical depression 24W
Warning 04 from JTWC at 0900 GMT
Position 15.4N 148.9E
Location 277 miles ENE of Guam
Movement 270° (W) at 2 knots
Maximum sustained winds 30 knots gusting to 40 knots
Minimum central pressure 998 mbar
Threatened landmasses NONE
Maximum significant wave height 14 feet
Next warning from NHC at 1500 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned
Position 31N 55W 
Likelihood of tropical cyclone formation within 48 hours is LOW (10%)
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System No Invest Assigned
Position 12N 105W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (50%)

System No Invest Assigned
Position 26N 110W 
Likelihood of tropical cyclone formation within 48 hours is LOW (30%)
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

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 LOW (20%)

15 September 2026 - bulletin 649

Issued at 2050 GMT
Latest warnings for 15E and 24W
Disturbance update

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EASTERN PACIFIC OCEAN
Tropical depression 15E
Warning 09 from NHC at 2100 GMT
Position 15.7N 125.0W
Location 1100 miles WSW of the southern tip of Baja California
Movement 255° (WSW) at 10 knots
Maximum sustained winds 25 knots gusting to 35 knots
Minimum central pressure 1006 mbar
Threatened landmasses NONE
Next warning from NHC at 0300 GMT

NORTHWESTERN PACIFIC OCEAN
Tropical depression 24W
Warning 02 from JTWC at 2100 GMT
Position 14.8N 148.8E
Location 176 miles E of Saipan
Movement 270° (W) at 2 knots
Maximum sustained winds 30 knots gusting to 40 knots
Minimum central pressure 1000 mbar
Threatened landmasses NONE
Maximum significant wave height 14 feet
Next warning from NHC at 0300 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned
Position 28N 52W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (40%)

EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System No Invest Assigned
Position 12N 105W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

System No Invest Assigned
Position 26N 110W 
Likelihood of tropical cyclone formation within 48 hours is LOW (10%)
Likelihood of tropical cyclone formation within 7 days is LOW (10%)

System No Invest Assigned
Position 12N 130W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is LOW (20%)

15 September 2026 - bulletin 648

Issued at 1510 GMT
Latest warnings for 15E
Final warning for 14E
First warning for 24W
Disturbance update

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CENTRAL PACIFIC OCEAN
Post-tropical cyclone Norbert / 14E
Warning 24 from CPHC at 1500 GMT
Position 20.5N 143.1W
Location 780 miles E of Hilo, Hawaii
Movement 280° (W) at 11 knots
Maximum sustained winds 30 knots gusting to 40 knots
Minimum central pressure 1007 mbar
Threatened landmasses NONE
FINAL WARNING

EASTERN PACIFIC OCEAN
Tropical depression 15E
Warning 08 from NHC at 1500 GMT
Position 16.1N 123.9W
Location 1025 miles WSW of the southern tip of Baja California
Movement 260° (W) at 10 knots
Maximum sustained winds 30 knots gusting to 40 knots
Minimum central pressure 1005 mbar
Threatened landmasses NONE
Next warning from NHC at 2100 GMT

NORTHWESTERN PACIFIC OCEAN
Tropical depression 24W
Warning 01 from JTWC at 1500 GMT
Position 14.9N 148.9E
Location 266 miles ENE of Guam
Movement 275° (W) at 10 knots
Maximum sustained winds 25 knots gusting to 35 knots
Minimum central pressure 1003 mbar
Threatened landmasses NONE
Maximum significant wave height 12 feet
Next warning from NHC at 2100 GMT

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned
Position 28N 52W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is MEDIUM (40%)

EASTERN PACIFIC OCEAN
Update from NHC at 1200 GMT
System No Invest Assigned
Position 12N 105W 
Likelihood of tropical cyclone formation within 48 hours is NIL
Likelihood of tropical cyclone formation within 7 days is LOW (30%)

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