[Ips-dhfpr] ASWFC Daily HF Prop Report - 13 September 22 issued 2331 UT on 13 Sep 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/13 SEPTEMBER 2022
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (13 SEPTEMBER) 
Date   T index  Conditions    
13 Sep    83    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.8 12/2344UT  possible   lower  West Pacific

MUFs:
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Aug      53
Sep      68
Oct      69


2. FORECAST (14 SEPTEMBER - 16 SEPTEMBER)
Date   T index  Conditions       MUFs                              
14 Sep    75    Normal-fair      Near predicted monthly values
15 Sep    70    Normal           Near predicted monthly values    
16 Sep    65    Normal-fair      Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 13-Sep were 
mostly near predicted monthly values to 25% enhanced. Sporadic-E 
was observed in Darwin and Cocos Islands during local night. 
Regional MUFs are expected to be near predicted monthly values 
on 14-16 Sep, with mild enhancements possible towards the start 
of the period.

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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.

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au