tropical weather outlook

WPAC tropical weather outlook

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WPAC Tropical Weather Outlook - 8/20/25

WPAC Tropical Weather Outlook - 8/20/25

Tropical Storm 18W should dissipate over Japan in a day or two. Invest 90W still has not developed, and does not appear likely to do so until it's past the Philippines

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook - 8/14/25

WPAC Tropical Weather Outlook - 8/14/25

Podul dissipates over China. Invest 99W is waaaaaaay out there and not expected to develop. Disturbances on either side of the Philippines have some development potential and Okinawa needs to keep an eye on the eastern one.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook - 8/11/25

WPAC Tropical Weather Outlook - 8/11/25

Podul strengthening as it moves toward Taiwan while disturbances on either side of the Philippines could develop late this week. Neither one is a threat to the Philippines.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook - 8/6/25

WPAC Tropical Weather Outlook - 8/6/25

Tropical Depression 15W wanders in the middle of nowhere, while Invest 96W could bring some rain to the Philippines. Invest 98W appears likely to become a significant tropical cyclone next week.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook - 8/5/25

WPAC Tropical Weather Outlook - 8/5/25

Invest 96W is headed for the Philippines but is unlikely to develop, while Invest 97W could briefly develop before it heads out to sea. A couple more disturbances appear likely to form later this week.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook - 7/31/25

WPAC Tropical Weather Outlook - 7/31/25

New tropical depression forms out of the massive monsoon gyre southeast of Okinawa. Co-May and Krosa are leaving the scene, while Iona will cross over from the Central Pacific this weekend.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/28/25

WPAC Tropical Weather Outlook: 7/28/25

Co-May remains weak to the NW of Okinawa, Krosa is meandering near Iwo Jima, and a large belt of gale-force winds dominates the Philippine Sea. Hurricane Iona could enter the basin this weekend.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/21/25

WPAC Tropical Weather Outlook: 7/21/25

Tropical Storm Wipha headed for Vietnam, while two more tropical systems are likely to form elsewhere in the Western Pacific this week

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/20/25

WPAC Tropical Weather Outlook: 7/20/25

Tropical Storm Wipha over southern China, while monsoon mania could generate multiple tropical cyclones east of the Philippines this week

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/19/25

WPAC Tropical Weather Outlook: 7/19/25

A large monsoon gyre east of the Philippines could cause some issues for Okinawa by midweek

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/15/25

WPAC Tropical Weather Outlook: 7/15/25

Tropical Storm 08W will make a quick exit during the next couple of days, while Invest 96W looks to develop into a significant tropical cyclone later this week.

Will Weaver
Will Weaver
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WPAC Tropical Weather Outlook: 7/14/25

WPAC Tropical Weather Outlook: 7/14/25

Nari now a post-tropical cyclone, but Invest 95W is following in its path. Former Invest 94W could become a significant tropical cyclone by midweek, and another pair of disturbances have some development potential

Will Weaver
Will Weaver