X  CloseVisual Aurora Borealis/Northern Lights and VHF Radio Aurora Indicators Last Updated: 00:25:03

Geomagnetic Storm

2 KP-INDEX

Quiet No Geomagnetic Storm

KP-PLANETARY INDEX

No Aurora

Radio Aurora Indicators

4 A-INDEX

Quiet No Storm

NOT ACTIVE

No Radio Aurora




KP-INDEX information

KP-INDEX figure provides a good indicator of viewing the Aurora Borealis or Northern Lights The greater the KP-Index the higher probability of viewing. The Estimated 3-hour Planetary Kp-index data is collected from ground-based magnetometers.

A-INDEX information

A-INDEX is an indicator of possible enhanced VHF radio signal communication at a range of upto 1000 miles or more. During strong solar activity frequencies from 28 to 433MHZ or higher allowing radio communications to be possible at mid to high latitudes .

Data Provided by http://services.swpc.noaa.gov  ©2019