Post-Tropical Cyclone 01C (Hone) / Tropical Cyclone 11W (Shanshan) / Tropical Cyclone 12W (Yagi) / Tropical Cyclone 02A (Asna) – Pacific
Sunday, September 1, 2024

Current Snapshot

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By PDC’s Senior Weather
Specialist Glenn James

The Pacific Disaster Center’s (PDC Global) Sunday, September 1, 2024, Tropical Cyclone Activity Report…for the Pacific Ocean, the Indian Ocean, and adjacent Seas

Current Tropical Cyclones:

Post-Tropical Cyclone 01C (Hone)…is located about 1395 miles west-northwest of Honolulu, Hawaii

Tropical Cyclone 11W (Shanshan)…is located approximately 154 NM west of Yokosuka, Japan – Final Warning

Tropical Cyclone 12W (Yagi)…is located approximately 128 NM east of Manila, Philippines

Tropical Cyclone 02A (Asna)…is located approximately 196 NM east-northeast of Masirah Island – Final Warning

 

Northeast Pacific Ocean: There are no Tropical Cyclones…nor any areas of disturbed weather under investigation by the National Hurricane Center (NHC)

Central North Pacific: 

>>> Approximately 280 miles southwest of Midway Atoll:

Post-Tropical Cyclone Hone, currently just west of the International Date Line, is moving west at 13 mph and will stall several hundred miles southwest of Midway Atoll tonight. A broad area of scattered thunderstorms continues around the center. Redevelopment is unlikely east of the International Date Line as the system moves slowly northward for the next 5 days.

* Formation chance through 48 hours…low…10 percent
* Formation chance through 7 days…low…10 percent

Western Pacific, Indian Ocean, and adjacent Seas:

Tropical Cyclone 11W (Shanshan) – Final Warning

According to the JTWC Warning number 42, sustained winds are 20 knots with gusts to near 30 knots

Animated shortwave infrared satellite imagery indicates that the shallow, weak system made landfall and has tracked inland over the past few hours. Surface observations reveal winds less than 20 knots supporting the initial intensity assessment. The remnants of 11w are expected to track northeastward over the japan alps over the next 24 hours with significant weakening.

Tropical Cyclone 12W (Yagi)

According to the JTWC Warning number 2, sustained winds are 35 knots with gusts to near 45 knots

Animated enhanced infrared satellite imagery depicts a rapidly consolidating low-level circulation with a compact central dense overcast feature and deep convective banding over the western semicircle. A microwave image reveals multiple convective bands wrapping tightly from the northern quadrant into the southern quadrant, with the center positioned just north of a curved inner convective band.

Tropical Cyclone 02A (Asna) – Final Warning

According to the JTWC Warning number 11, sustained winds are 35 knots with gusts to near 45 knots

Animated visible satellite imagery depicts a fully decoupled low-level circulation center becoming increasingly elongated as the system weakens. Isolated convection is sheared off to the northwest, with the system engulfed in a very dry environment. TC 02A will continue tracking generally southward and is forecast to dissipate by 12 hours.