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HomeHF SystemsAustralasiaHF ConditionsHF Communications Warning Sunday, Jun 15 2025 05:42 UT
Australasia

HF Communications Warning

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(last updated 15 Jun 2025 05:40 UT)

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/64 ISSUED AT 2337UT/14 JUNE 2025 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. For 15-Jun MUFs in the Australian region are generally expected to be initially depressed 15-25%, gradually recovering during the day as recent geomagnetic activity has now declined. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR 15 JUNE 2025 IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND _____________________________________________________________ HF COMMUNICATIONS FORECAST (AUSTRALIAN/NEW ZEALAND REGION) FREQUENCY BANDS T-index MUFs 2 4 6 8 12 16 22 26 _____________________________________________________________ 15 Jun: 80 -20%/normal 2 4 6 8 8 12 16 16

Please note this icon refers to any current HF Depression Warning. For HF Fadeout Warnings, see here.

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