Real Time T Indices

Below is real time T index information based on several hours of autoscaled data. Real time T will depart from monthly predicted T during disturbances. A value of 999 indicates that no autoscaled data is available.

(last updated 16 Sep 2025 22:00 UT)

REAL TIME T INDICES FOR AUSTRALIAN REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 16 09 25 22 UT Northern Equatorial Australian Region T index: 115 Northern Australian Region T index: 91 Southern Australian Region T index: 77 Australian Region T index: 90 REAL TIME T INDEX FOR NEW ZEALAND REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES New Zealand Region T index: 999 REAL TIME T INDEX FOR ANTARCTIC REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Antarctic Region T index: 38