3 August 2017 - bulletin 449

Updated at 1950 GMT
Latest warnings for 07W and 13W
Disturbance update


NORTHWESTERN PACIFIC OCEAN
TYPHOON Noru / 07W
Warning 57 from JTWC at 2100 GMT
Position 28.4N 132.4E
Location 314 miles SSE of Sasebo, Japan
Movement 280° (W) at 7 knots
Maximum sustained winds 75 knots gusting to 90 knots
Winds of 34 knots or higher occur within 100 to 160 miles of the centre
Winds of 64 knots or higher occur within 35 miles of the centre
Threatened landmasses Kyushu, Japan
Maximum significant wave height 34 feet
Next warning from JTWC at 0300 GMT

Noru is moving northwest. The storm's intensity will gradually increase to 90 knots over the next day or so. The storm will make a sharp turn north to make landfall into Kyushu on August 6th. Noru will then rapidly weaken as it tracks into the Sea of Japan.

Tropical storm Nalgae / 13W
Warning 12 from JTWC at 2100 GMT
Position 28.1N 162.7E
Location 524 miles ENE of Minami Tori Shima
Movement 305° (NW) at 10 knots
Maximum sustained winds 40 knots gusting to 50 knots
Winds of 34 knots or higher occur within 45 to 130 miles of the centre
Threatened landmasses NONE
Maximum significant wave height 14 feet
Next warning from JTWC at 0300 GMT

Nalgae is moving northwest. The system will intensify to 45 knots before becoming extra-tropical.

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System 91E
Position 15.1N 104.5W
Likelihood of tropical cyclone formation within 48 hours is MEDIUM (40%)
Likelihood of tropical cyclone formation within 5 days is MEDIUM (40%)

NORTHWESTERN PACIFIC OCEAN
Update from JTWC at 0600 GMT
System 98W
Position 24.7N 176.5E
Location 390 miles WSW of Midway Island
Likelihood of tropical cyclone formation within 24 hours is LOW 

NORTHERN ATLANTIC OCEAN
Update from NHC at 1800 GMT
System 99L
Position 10.2N 20.9W
Likelihood of tropical cyclone formation within 48 hours is LOW (30%) 
Likelihood of tropical cyclone formation within 5 days is HIGH (70%)  

System 90L
Position 12.2N 65.8W
Likelihood of tropical cyclone formation within 48 hours is LOW (10%) 
Likelihood of tropical cyclone formation within 5 days is LOW (20%)   

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