31 July 2017 - bulletin 440

Updated at 2130 GMT
Latest warnings for 06L, 10E and 07W
Disturbance update


NORTHERN ATLANTIC OCEAN
Tropical depression Emily / 06L
Warning 04 from NHC at 2100 GMT
Position 27.8N 81.7W
Location 70 miles WSW of Melbourne, Florida
Movement 070° (ENE) at 10 knots
Maximum sustained winds 30 knots gusting to 40 knots
Minimum central pressure: 1007 mbar
Threatened landmasses Florida
Next warning from NHC at 0300 GMT

Emily has formed in the eastern Gulf of Mexico and will move east, across the Florida peninsula. Once in the Atlantic, the system will veer northeast and dissipate.

Regional warnings
Rainfall totals of 1 to 2 inches, locally up to 8 inches, across southeast Florida

EASTERN PACIFIC OCEAN
Tropical storm Irwin / 10E
Warning 38 from NHC at 2100 GMT
Position 22.7N 127.7W
Location 1130 miles W of the southern tip of Baja California, Mexico
Movement 335° (NNW) at 12 knots
Maximum sustained winds 40 knots gusting to 50 knots
Winds of 34 knots or higher occur within 45 miles of the centre
Minimum central pressure: 1006 mbar
Threatened landmasses NONE
Next warning from NHC at 0300 GMT

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

NORTHWESTERN PACIFIC OCEAN

TYPHOON Noru / 07W
Warning 45 from JTWC at 2100 GMT
Position 23.3N 138.8E
Location 164 miles WSW of Iwo To
Movement 310° (NW) at 5 knots
Maximum sustained winds 110 knots gusting to 135 knots
Winds of 34 knots or higher occur within 125 to 145 miles of the centre
Winds of 64 knots or higher occur within 35 to 45 miles of the centre
Threatened landmasses Japan
Maximum significant wave height 46 feet
Next warning from JTWC at 0300 GMT

Noru is moving west and has weakened a little. The storm will weaken, but only to 100 knots after five days. The typhoon will eventually veer onto a northerly to northwesterly course. 

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 0600 GMT
System No Invest Assigned
Position 8N 89W
Likelihood of tropical cyclone formation within 48 hours is LOW (10%)
Likelihood of tropical cyclone formation within 5 days is MEDIUM (40%)
NORTHWESTERN PACIFIC OCEAN
Update from JTWC at 1400 GMT
System 97W
Position 26.7N 159.4E
Location 597 miles NE of Wake Island
Likelihood of tropical cyclone formation within 24 hours is MEDIUM

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