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FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsHF Fadeout Warning Friday, Aug 08 2025 07:46 UT
Global HF

HF Fadeout Warning

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(last updated 08 Aug 2025 07:45 UT)

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/74 ISSUED AT 0413UT/08 AUGUST 2025 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. AR4168 has continued to produce R1 level flares. Shortwave fadeouts are possible. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 08-10 AUGUST 2025 IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND _____________________________________________________________ SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS 08 Aug: R1, chance R2 Possible 09 Aug: R1, chance R2 Possible 10 Aug: R1, chance R2 Possible

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