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FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsHF Fadeout Warning Thursday, Jun 19 2025 14:56 UT
Global HF

HF Fadeout Warning

/Images/HF%20Systems/Global%20HF/HF%20Conditions/ico_HFFadeoutWarning.gif

(last updated 19 Jun 2025 14:55 UT)

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/66 ISSUED AT 2332UT/16 JUNE 2025 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. A new complex sunspot region may have the potential for M- and X-class solar flares over the next few days. Solar activity may be R1 with a chance for R2-R3 events. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 17-19 JUNE 2025 IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND _____________________________________________________________ SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS 17 Jun: R1, chance R2-R3 Probable 18 Jun: R1, chance R2-R3 Possible 19 Jun: R1, chance R2-R3 Possible

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