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 20 Feb 2026 16:00 UT)

REAL TIME T INDICES FOR AUSTRALIAN REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 20 02 26 16 UT Northern Equatorial Australian Region T index: 122 Northern Australian Region T index: 109 Southern Australian Region T index: 111 Australian Region T index: 108 REAL TIME T INDEX FOR ANTARCTIC REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Antarctic Region T index: 86