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 Apr 2025 03:40 UT)

REAL TIME T INDICES FOR NORTHERN HEMISPHERE AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 16 04 25 03 UT Northern hemisphere T index: 52 REAL TIME T INDICES FOR SOUTHERN HEMISPHERE AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Southern hemisphere T index: 114 REAL TIME T INDICES FOR AUSTRALIAN REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 16 04 25 03 UT Northern Equatorial Australian Region T index: 117 Northern Australian Region T index: 113 Southern Australian Region T index: 107 Australian Region T index: 109 REAL TIME T INDEX FOR ANTARCTIC REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Antarctic Region T index: 16