[Ips-hf-warning] IPS HF COMMS WARNING issued 2320 UT on 26 Jun 2012

[rwc]

SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 12/24
ISSUED AT 2319UT/26 JUNE 2012
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

Ionising solar flux has been at low levels for a sustained period 
leading to reduced ionospheric support for HF propagation. MUFs 
are expected to remain depressed for at least the next 2 days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 27-28 JUNE 2012
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
_____________________________________________________________
27 Jun:   50          -30%      2  4  6  6  8 12 16 16
28 Jun:   50          -30%      2  4  6  6  8 12 16 16

IPS Radio and Space Services        email: asfc at ips.gov.au
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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