[Ips-dhfpr] SWS Daily HF Prop Report - 11 July 22 issued 2330 UT on 11 Jul 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/11 JULY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (11 JULY) 
Date   T index  Conditions    
11 Jul    67    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.3 10/2343UT  possible   lower  West Pacific
  M1.1    0919UT  possible   lower  Mid East/Indian

MUFs:
   Cocos Island Region:
      Enhanced by 50% during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jun      60
Jul      65
Aug      67


2. FORECAST (12 JULY - 14 JULY)
Date   T index  Conditions       MUFs                              
12 Jul    65    Normal           Near predicted monthly values
13 Jul    65    Normal-fair      Near predicted monthly values    
14 Jul    65    Normal-fair      Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 11-Jul were 
generally near predicted monthly values. Spread-F was observed 
at most sites during local nighttime hours. Strong enhancement 
was observed at the Cocos islands during the day. MUFs are expected 
to be near predicted monthly values over 12-14 Jul, with mildly 
degraded conditions possible for the southern Australian region 
during local night hours. Shortwave fadeouts are possible.

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For an explanation of some of the terms in this report, go to
https://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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