Severe TC #Darian 🌀 moving west across the southern Indian Ocean, seen by #Himawari8 🛰️.
Category 5 on Aussie scale (119 knots 10 min sustained winds)
Cat 4 on the Saffir Simpson scale 130 kt (1 min sust. winds).
On the #CycloneScale it is an eta class TC #ηclass #ηclassTC

Super Typhoon #Chanthu (#KikoPH) has been assessed by JTWC as having 155 knots 1 minute sustained winds (178 mph, 287 km/h) that's iota class on the #CycloneScale capable of extraordinary damage. Striking Batanes for the next several hours. #TyphoonChanthu #ιclass #ιclassTC

Excellent ASCAT pass 1040 UTC 24 Aug over the Australian east coast cyclone ongoing showing widespread 50 kt SSW winds on western flank of the storm, not all rain-flagged. Giant surf! #βclass #CycloneScale

Typhoon In-fa 🌀core approaching the Sakishima Islands (先島諸島) with 1 min estimated sustained winds of 85 knots which makes it a delta class tropical cyclone on the #CycloneScale #δclassTC #TyphoonInfa #FabianPH

Extremely Severe Cyclonic Storm #Tauktae with 110 kts 1 min winds according to JTWC, satellite estimates 130 knots (category 4 on the saffir simpson scale) that's eta class on the #CycloneScale #ηclassTC heading for very damaging landfall in Gujarat this evening, video update later today #CycloneTauktae

#Tauktae 🌀has been gradually intensifying, now gamma class (cat 1 hurricane), or a severe cyclonic storm on the N. Indian Ocean scale. Centre just offshore, must be tropical storm conditions at the coast. #CycloneTauktae #γclassTC #CycloneScale

Cyclonic Storm #Tauktae seen by #Himawari8 today with estimated 1-minute sustained winds of 50 kts is a beta-class tropical cyclone on the #CycloneScale #βclassTC NICT edit see latest imagery at http://himawari.asia). #CycloneTauktae

Possible alpha class mesoscale cyclone🌀at the southern NSW coast rolled off a large warm ocean eddy this evening. A similar feature enhanced by an warm eddy was simulated in https://bit.ly/3heDiTZ and https://bit.ly/33vHnLy #αclassST #αclassMC #cyclonescale

Estimated beta class extratropical cyclone picked up a huge swirl of dust over northern China yesterday as seen by #Sentinel3 #βclassET #CycloneScale