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FORECAST SOL: Moderate yellow MAG: Normal green ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsHF Fadeout Warning Thursday, May 19 2022 21:36 UT
Global HF

HF Fadeout Warning


(last updated 19 May 2022 21:35 UT)

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 22/44 ISSUED AT 1247UT/17 MAY 2022 BY THE AUSTRALIAN SPACE FORECAST CENTRE. There is a chance of short-wave fadeouts due to flaring potential by several active regions. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 17-19 MAY 2022 IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND _____________________________________________________________ SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS 17 May: R1-R2 Possible 18 May: R1-R2 Possible 19 May: R1-R2 Possible

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