Typhoon #Dujuan #24W – Tropical Cyclone Advisory #15: 1200 UTC 21 September 2026: Dujuan moving away from Japan and losing tropical characteristics.
willweatherrva.beehiiv.com/p/typhoon-du...

#Dujuan #24W has formed a pinhole eye and a very compact inner core, so the fact JTWC backed off on the 12Z intensity to 60 kts is kind of baffling. A Sentinel-1D SAR pass from earlier supported an intensity of around 85 kts.

Typhoon #Dujuan #24W – Tropical Cyclone Advisory #9: 1200 UTC 18 September 2026: Dujuan becomes a typhoon again as it passes west of Iwo Jima.
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Severe Tropical Storm #Dujuan #24W – Tropical Cyclone Advisory #7: 1200 UTC 17 September 2026: Dujuan continuing to strengthen as it turns toward the northwest.
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Right now, JTWC has #Dujuan #24W as a 30 kt tropical depression, while JMA has it as a 35 kt tropical storm.

If the structure is any indication, it may be quite a bit stronger. There's been a partial eyewall feature present for quite some time now.

Tropical Storm #Dujuan #24W – Tropical Cyclone Advisory #5: 1200 UTC 16 September 2026: Depression strengthens into Tropical Storm Dujuan. Now forecast to recurve just west of Iwo Jima.
willweatherrva.beehiiv.com/p/tropical-s...

Tropical Depression #24W (formerly Invest #90W) – Tropical Cyclone Advisory #3: 1200 UTC 15 September 2026: Depression getting better organized as it passes well east of the Marianas.
willweatherrva.beehiiv.com/p/tropical-d...