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HomeHF SystemsAustralasiaHF ConditionsHF Communications Warning Wednesday, Nov 22 2017 18:29 UT
Australasia

HF Communications Warning

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(last updated 22 Nov 2017 18:15 UT)

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 17/50 ISSUED AT 0417UT/22 NOVEMBER 2017 BY THE AUSTRALIAN SPACE FORECAST CENTRE. Depressed MUFs possible due to recent geomagnetic activity. DEGRADED HF PROPAGATION CONDITIONS EXPECTED FROM 22-23 NOVEMBER 2017 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 _____________________________________________________________ 22 Nov: -10 normal/-15% 2 4 6 8 12 12 16 22 23 Nov: -5 normal/-15% 2 4 6 8 12 12 16 22

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