[Ips-dhfpr] ASWFC Daily HF Prop Report - 23 October 24 issued 2331 UT on 23 Oct 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/23 OCTOBER 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (23 OCTOBER) 
Date   T index  Conditions    
23 Oct   136    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 35% during local night.
      Enhanced by 30% after local dawn.
   Niue Island Region:
      Enhanced by 20% during local day.
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Sep      147
Oct      116
Nov      115


2. FORECAST (24 OCTOBER - 26 OCTOBER)
Date   T index  Conditions       MUFs                              
24 Oct   140    Normal           Near predicted monthly values 
                                 to 20% enhanced
25 Oct   140    Normal           Near predicted monthly values 
                                 to 20% enhanced    
26 Oct   130    Normal           Near predicted monthly values 
                                 to 20% enhanced   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day were near predicted values to 15% enhanced. 
Spread-F was observed in Darwin during local dawn hours. Scintillation 
was observed in Weipa from 23/1330-1350 UT. MUFs are expected 
to be near predicted values to 20% enhanced over 24-26 Oct.

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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