HF Systems
FORECAST SOL: Moderate yellow MAG: Normal green ION: Normal green
HomeHF SystemsGlobal HFPolar Cap AbsorptionRiometer Saturday, Sep 05 2026 04:58 UT
Global HF

Polar Cap Absorption

Please Note:The Bureau of Meteorology is reviewing content on this website to ensure we continue to deliver timely and relevant space weather information to customers. The information on this page will be retired after 17 October 2026. From this date, please use the Riometer tab of the World Data Centre as an alternative source of similar information. If you have any concerns about this change, contact us by completing this form or emailing us at space@bom.gov.au.

Real-time riometer data from Antarctic stations

/Images/HF%20Systems/Global%20HF/Polar%20Cap%20Absorption/riometer.gif Real Time Riometer Plots
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