[Ips-dhfpr] ASWFC Daily HF Prop Report - 07 September 22 issued 2330 UT on 07 Sep 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/07 SEPTEMBER 2022
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (07 SEPTEMBER) 
Date   T index  Conditions    
07 Sep    63    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Northern Australian Region:
      Mostly 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
Aug      53
Sep      68
Oct      69


2. FORECAST (08 SEPTEMBER - 10 SEPTEMBER)
Date   T index  Conditions       MUFs                              
08 Sep    60    Normal           Near predicted monthly values
09 Sep    60    Normal           Near predicted monthly values    
10 Sep    65    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 07-Sep were 
near predicted monthly values for the Australian region. Spread-F 
was observed in Brisbane and Hobart during local night. Sporadic 
E was observed at the Cocos Islands and Darwin during local night. 
Regional MUFs are expected to be near predicted monthly values 
over 08-10 Sep. Mildly depressions are possible during local 
night at high latitude regions on 08-Sep due to ongoing coronal 
hole high speed wind stream effects.

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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