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 11 Jun 2025 03:20 UT)

REAL TIME T INDICES FOR NORTHERN HEMISPHERE AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 11 06 25 03 UT Northern hemisphere T index: 110 REAL TIME T INDICES FOR SOUTHERN HEMISPHERE AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Southern hemisphere T index: 105 REAL TIME T INDICES FOR AUSTRALIAN REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES 11 06 25 03 UT Northern Equatorial Australian Region T index: 101 Northern Australian Region T index: 95 Southern Australian Region T index: 90 Australian Region T index: 93 REAL TIME T INDEX FOR ANTARCTIC REGION AUTO SCALED DATA IS USED TO PRODUCE THESE INDICES Antarctic Region T index: 48