[Ips-dhfpr] ASWFC Daily HF Prop Report - 10 August 24 issued 2330 UT on 10 Aug 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 AUGUST 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (10 AUGUST) 
Date   T index  Conditions    
10 Aug   160    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.1 09/2350UT  possible   lower  West Pacific
  M1.3    0102UT  possible   lower  West Pacific
  M5.3    0237UT  possible   lower  E. Asia/Aust.
  M1.3    1439UT  possible   lower  South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 125% during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
      Enhanced by 35% after local dawn.
   Antarctic Region (Casey/Davis/Mawson):
      Enhanced by 25% over the UT day.

PCA Event : No event.

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


2. FORECAST (11 AUGUST - 13 AUGUST)
Date   T index  Conditions       MUFs                              
11 Aug   130    Fair             Near predicted monthly values
12 Aug   130    Normal-fair      Near predicted monthly values    
13 Aug   130    Normal-fair      Near predicted monthly values   

COMMENT: ASWFC Preliminary HF Communications Warning 87 was issued 
on 7 August and is current for 10-11 Aug. ASWFC SWF HF Communications 
Warning 88 was issued on 9 August and is current for 9-11 Aug. 
Maximum usable frequencies (MUFs) in the Australian region on 
UT day 10-Aug were near predicted monthly values to 35% enhanced. 
MUFs are expected to be near predicted monthly values over 11-13 
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