Issued at 500 PM AST Mon Sep 29 2025

000

WTNT43 KNHC 292053

TCDAT3

Hurricane Humberto Discussion Number 21

NWS National Hurricane Center Miami FL AL082025

500 PM AST Mon Sep 29 2025

After some brief re-intensification this morning, satellite imagery

depicts that Humberto has started to feel the impacts of wind shear.

The ring of deep convection has become a little more broken on

infrared imagery, particularly on the western side of the system.

Earlier Hurricane Hunter aircraft data depicted that the eyewall was

open on the southwest side, and recent microwave imagery shows that

the eyewall may be completely open on the western side. As the

previous aircraft was departing, the pressure had come up a couple

millibars which also suggests the system may have begun to weak

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