HF Fadeout Warning
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(last updated 22 Feb 2025 08:00 UT)
SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/24 ISSUED AT 0053UT/22 FEBRUARY 2025 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. Newly numbered AR4000 has shown significant spot development and has recently produced M-class flares. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 22-24 FEBRUARY 2025 IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND _____________________________________________________________ SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS 22 Feb: R0-R1 Possible 23 Feb: R0-R1 Possible 24 Feb: R0-R1 Possible