Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclones
AI Rapid Intensification Index   (Reference)

Go to: Atlantic TCs
Go to: East Pacific TCs
Go to: West Pacific TCs
Go to: Southern Hemisphere TCs

Atlantic TCs:

Eastern Pacific TCs:

Western Pacific TCs:

Jangmi at 05/27/26 18 UTC. Intensity = 30 kts, MPI = 9999 kts    

 

Jangmi History

AI-RI Matrix of RI probabilities RIPA Matrix of RI probabilities
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RI (kt / h) 20/12 25/24 30/24 35/24 40/24 45/36 55/36 55/48 70/48 65/72 RI (kt / h) 20/12 25/24 30/24 35/24 40/24 45/36 55/36 55/48 70/48 65/72
AI-RI 3.3% 25.8% 12.4% 8.4% 1.7% 26.2% 14.1% 17.6% 16.1% 53.7% RIPA Consensus 4.9% 46.8% 25.8% 19.1% 16.7% 52.9% 35.1% 44.0% 33.1% 65.8%
AI-RI in RIPA Consensus 4.3% 39.8% 21.3% 15.5% 11.7% 43.9% 28.0% 35.1% 27.3% 61.7% Linear Discriminant Analysis 3.7% 38.0% 18.8% 7.0% 3.8% 39.8% 27.3% 41.9% 25.2% 62.6%
Logistic Regression 6.0% 55.6% 32.8% 31.1% 29.7% 65.9% 42.8% 46.1% 40.9% 69.0%
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------
current Jangmi intensity image current Jangmi intensity image
current Jangmi microwave image

Southern Hemisphere TCs:

Last Updated: 20260527 at 2210 UTC

Past 2026 Atlantic TCs



Past 2026 E Pacific TCs



Past 2026 W Pacific TCs

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Past Southern Hemisphere TCs

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