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FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsHF Fadeout Warning Wednesday, Oct 15 2025 11:51 UT
Global HF

HF Fadeout Warning

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(last updated 15 Oct 2025 11:50 UT)

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/94 ISSUED AT 0024UT/15 OCTOBER 2025 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. There are two moderately large and magnetically complex solar regions on the solar disk. Solar flare activity is expected to increase in coming days. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 15-17 OCTOBER 2025 IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND _____________________________________________________________ SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS 15 Oct: R1-R2 Probable 16 Oct: R1-R2 Probable 17 Oct: R1-R2 Probable

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