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 13 Jan 2026 12:20 UT)

REAL TIME T INDICES FOR AUSTRALIAN REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 13 01 26 12 UT Northern Equatorial Australian Region T index: 7 Northern Australian Region T index: 27 Southern Australian Region T index: 37 Australian Region T index: 27 REAL TIME T INDEX FOR ANTARCTIC REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Antarctic Region T index: 3