20 August 2012 - bulletin 537
NORTHERN ATLANTIC OCEAN
Tropical storm Gordon / 08L
Warning 20 from NHC at 1500 GMT
Position 38.3N 22.3W
Location 255 miles E of the Azores
Movement 060° (ENE) at 14 knots
Maximum sustained winds 55 knots gusting to 70 knots
Winds of 34 knots or higher occur within 115 miles of the centre
Threatened landmasses NONE
Next warning from NHC at 2100 GMT
Gordon has continued to weaken as atmospheric conditions deteriorate. The storm will become an extra-tropical area of low pressure later today and will dissipate west of Portugal.
Regional warnings
NONE
NORTHWESTERN PACIFIC OCEAN
TYPHOON Tembin / 15W
Philippines designation Igme
Warning 07 from JTWC at 1500 GMT
Position 18.9N 125.1W
Location 420 miles SSE of Taipei, Taiwan
Movement 020° (NNE) at 5 knots
Maximum sustained winds 110 knots gusting to 135 knots
Winds of 34 knots or higher occur within 90 miles of the centre
Winds of 64 knots or higher occur within 30 miles of the centre
Threatened landmasses Philippines, Taiwan, SE China
Maximum significant wave height 20 feet
Next warning from JTWC at 2100 GMT
Tembin is intensifying rapidly and will continue to move north to the east of Luzon, then veer sharply west to make landfall in Taiwan at 125 knots, followed by final landfall east of Hong Kong a day later.
Philippines warnings
Public storm warning signal #1 remains in force in the provinces of Isabela and Cagayan.
Tropical storm Bolaven / 16W
Warning 03 from JTWC at 1500 GMT
Position 18.0N 141.4W
Location 400 miles S of Iwo To
Movement 325° (NW) at 5 knots
Maximum sustained winds 35 knots gusting to 45 knots
Threatened landmasses NONE at present
Maximum significant wave height 12 feet
Next warning from JTWC at 2100 GMT
Bolaven is intensifying gradually as it moves northwest. The system will attain typhoon strength by the middle of this week.
TROPICAL DISTURBANCE UPDATE
NORTHERN ATLANTIC OCEAN
Update from NHC at 1200 GMT
System 94L
Position 15.6N 44.8W
Location 1100 miles E of the Lesser Antilles
Likelihood of tropical cyclone formation is HIGH (80%)
System 95L
Position 23.2N 97.2W
Likelihood of tropical cyclone formation is MEDIUM (30%)
System 96L
Position 12.7N 25.5W
Likelihood of tropical cyclone formation is LOW (10%)
EASTERN PACIFIC OCEAN
Update from NHC at 0600 GMT
System 96E is no longer suspect for tropical cyclone formation
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