[Ips-dhfpr] ASWFC Daily HF Prop Report - 14 August 24 issued 2330 UT on 14 Aug 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 AUGUST 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (14 AUGUST) 
Date   T index  Conditions    
14 Aug   167    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.3 13/2245UT  possible   lower  East Pacific/
                                    North American
  M4.2 13/2345UT  possible   lower  West Pacific
  M4.4    0404UT  possible   lower  E. Asia/Aust.
  X1.1    0641UT  probable   all    Mid East/Indian
  M1.0    1324UT  possible   lower  European
  M5.3    1549UT  possible   lower  South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 45% during local night.
   Niue Island Region:
      Enhanced by 50% during local day.
      Enhanced by 100% during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 35% during local night.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 25% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jul      131
Aug      119
Sep      119


2. FORECAST (15 AUGUST - 17 AUGUST)
Date   T index  Conditions       MUFs                              
15 Aug   160    Normal           15 to 25% above predicted monthly 
                                 values
16 Aug   160    Normal           15 to 25% above predicted monthly 
                                 values    
17 Aug   160    Normal           15 to 25% above predicted monthly 
                                 values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 14-Aug were enhanced by 15-35%. Ionospheric 
scintillation was observed at Niue and Weipa during the interval 
14/1014-1130UT. MUFs are expected to be 15-25% enhanced over 
15-17 Aug. Shortwave fadeouts are probable.

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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