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:

Trudy at 10/17/26 18 UTC. Intensity = 85 kts, MPI = 121 kts    

 

Trudy History

AI-RI Matrix of RI probabilities SHIPS Matrix of RI probabilities
----------------------------------------------------------------------------------------- -----------------------------------------------------------------------------------------
RI (kt / h) 20/12 25/24 30/24 35/24 40/24 45/36 55/48 65/72 RI (kt / h) 20/12 25/24 30/24 35/24 40/24 45/36 55/48 65/72
AI-RI 2.6% 1.5% 2.9% 2.2% 1.8% 1.7% 0.4% 0.1% SHIPS Consensus 5.9% 9.0% 5.9% 4.0% 2.8% 0.1% 0.0% 0.0%
AI-RI in SHIPS Consensus 4.0% 6.2% 4.6% 3.2% 2.5% 2.9% 0.1% 0.0% SHIPS-RII 11.3% 17.7% 13.3% 10.4% 8.1% 0.0% 0.0% 0.0%
AI-RI and DTOPS 2.3% 0.7% 1.4% 1.1% 0.9% 0.8% 0.2% 0.0% Logistic Regression 6.0% 8.1% 4.4% 1.6% 0.4% 0.4% 0.0% 0.0%
Bayesian 0.3% 1.1% 0.1% 0.0% 0.0% 0.0% 0.0% 0.0%
DTOPS 2.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
----------------------------------------------------------------------------------------- -----------------------------------------------------------------------------------------
current Trudy intensity image current Trudy intensity image
current Trudy IR image

Western Pacific TCs:

Champi at 10/17/26 18 UTC. Intensity = 130 kts, MPI = 137 kts    

 

Champi History

AI-RI Matrix of RI probabilities RIPA Matrix of RI probabilities
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------
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 36.8% 41.1% 51.6% 16.1% 12.4% 6.7% 1.4% 1.2% 0.3% 0.1% RIPA Consensus 20.1% 12.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
AI-RI in RIPA Consensus 25.7% 21.7% 17.2% 5.3% 4.1% 2.2% 0.4% 0.3% 0.0% 0.0% Linear Discriminant Analysis 32.4% 13.3% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
Logistic Regression 7.9% 10.9% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------
current Champi intensity image current Champi intensity image
current Champi microwave image

Southern Hemisphere TCs:

Wati at 10/17/26 18 UTC. Intensity = 65 kts, MPI = 139 kts    

 

Wati History

AI-RI Matrix of RI probabilities RIPA Matrix of RI probabilities
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------
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 11.4% 9.9% 4.9% 1.7% 1.6% 0.9% 1.1% 1.2% 0.4% 8.8% RIPA Consensus 4.3% 1.5% 0.9% 0.9% 0.3% 0.8% 0.0% 0.0% 0.0% 0.0%
AI-RI in RIPA Consensus 6.6% 4.3% 2.2% 1.1% 0.7% 0.7% 0.3% 0.3% 0.1% 2.9% Linear Discriminant Analysis 6.0% 0.9% 0.7% 0.7% 0.2% 0.1% 0.0% 0.0% 0.0% 0.0%
Logistic Regression 2.6% 2.2% 1.1% 1.0% 0.5% 1.4% 0.0% 0.0% 0.0% 0.0%
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------
current Wati intensity image current Wati intensity image
current Wati microwave image

Last Updated: 20261018 at 0040 UTC

Past 2026 Atlantic TCs
Arthur
Bertha
Cristobal
Dolly
Edouard
Fay
Gonzalo
Hanna
Isaias


Past 2026 E Pacific TCs
Lala
Moke
Amanda
Boris
Cristina
Douglas
Elida
Fausto
Genevieve
Hernan
Iselle
Julio
Karina
Lowell
Marie
Norbert
Nolo
Odalys
Polo
Rachel
Nineteen
Simon


Past 2026 W Pacific TCs
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Past Southern Hemisphere TCs
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