[Ips-dhfpr] ASWFC Daily HF Prop Report - 26 July 24 issued 2330 UT on 26 Jul 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/26 JULY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (26 JULY) 
Date   T index  Conditions    
26 Jul   145    Fair-normal    

Flares    Max     Fadeout    Freq.  Sectors
  M1.7    0442UT  possible   lower  E. Asia/Aust.

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

PCA Event : No event.

Monthly T index:
Month  T index
Jun      120
Jul      118
Aug      117


2. FORECAST (27 JULY - 29 JULY)
Date   T index  Conditions       MUFs                              
27 Jul   130    Fair-normal      Near predicted monthly values 
                                 to 15% enhanced
28 Jul   130    Fair-normal      Near predicted monthly values 
                                 to 15% enhanced    
29 Jul   130    Fair-normal      Near predicted monthly values 
                                 to 15% enhanced   

COMMENT: ASWFC SWF HF Communications Warning 79 was issued on 
26 July and is current for 26-27 Jul. Maximum usable frequencies 
(MUFs) on UT day 26-Jul were near predicted values to 20% enhanced 
in the Australian region. Strong spread F was observed at Hobart 
during local night hours. MUFs are expected to be near predicted 
values to 15% enhanced over 27-29 Jul. Isolated minor 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.

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