30 July 2017 - bulletin 436

Updated at 1540 GMT
Latest warnings for 09E, 10E, 07W and 12W
Disturbance update


EASTERN PACIFIC OCEAN
Tropical storm Hilary / 09E
Warning 37 from NHC at 1500 GMT
Position 23.9N 125.7W
Location 1005 miles W of the southern tip of Baja California
Movement 300° (WNW) at 11 knots
Maximum sustained winds 35 knots gusting to 45 knots
Winds of 34 knots or higher occur within 70 miles of the centre
Minimum central pressure: 1005 mbar
Threatened landmasses NONE
Next warning from NHC at 2100 GMT

Hilary will move generally westnorthwest and is weakening. The system will likely dissipate later today.

Tropical storm Irwin / 10E

Warning 33 from NHC at 1500 GMT
Position 17.9N 125.4W
Location 1060 miles WSW of the southern tip of Baja California, Mexico
Movement 345° (NNW) at 8 knots
Maximum sustained winds 55 knots gusting to 70 knots
Winds of 34 knots or higher occur within 70 miles of the centre
Minimum central pressure: 996 mbar
Threatened landmasses NONE
Next warning from NHC at 2100 GMT

Irwin is moving north and will gradually weaken as it follows Hilary. The system will likely lose tropical cyclone status within a day or so.

NORTHWESTERN PACIFIC OCEAN

TYPHOON Noru / 07W
Warning 40 from JTWC at 1500 GMT
Position 22.9N 141.4E
Location 114 miles S of Iwo To
Movement 195° (SSW) at 4 knots
Maximum sustained winds 95 knots gusting to 115 knots
Winds of 34 knots or higher occur within 100 to 105 miles of the centre
Winds of 64 knots or higher occur within 25 miles of the centre
Threatened landmasses Iwo To
Maximum significant wave height 30 feet
Next warning from JTWC at 2100 GMT

Noru is moving southwest and will strengthen to 100 knots. After two days, Noru will veer round to the north.

Tropical depression Haitang / 12W
Warning 10 from JTWC at 1500 GMT
Position 23.0N 120.5E
Location 137 miles SSW of Taipei, Taiwan
Movement 010° (N) at 13 knots
Maximum sustained winds 30 knots gusting to 40 knots
Threatened landmasses Taiwan, China
Maximum significant wave height 12 feet
Next warning from JTWC at 2100 GMT

Haitang is moving north and is passing over southwestern Taiwan. The system will reemerge into the Strait of Taiwan to make landfall in mainland China.

TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 1200 GMT
System No Invest Assigned
Position 10N 32W
Likelihood of tropical cyclone formation within 48 hours is LOW (0%)
Likelihood of tropical cyclone formation within 5 days is LOW (20%)

System No Invest Assigned (2)
Position 28N 84W
Likelihood of tropical cyclone formation within 48 hours is LOW (10%)
Likelihood of tropical cyclone formation within 5 days is LOW (20%)
 
NORTHWESTERN PACIFIC OCEAN
Update from JTWC at 0600 GMT
System 95W
Position 31.5N 163.9E
Location 720 miles NNW of Wake Island
Likelihood of tropical cyclone formation within 24 hours is LOW

No comments: