[Ips-whfpr] ASWFC Weekly Prop. Report (07 August 24) issued 0117 UT on 07 Aug 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC WEEKLY HF PROPAGATION REPORT
ISSUED ON 07 AUGUST 2024 
FROM THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 JULY - 06 AUGUST)
Date   T index   Conditions        
31 Jul  143      Normal-fair       
MUFS:
   Cocos Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 60% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

01 Aug  156      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Davis/Mawson):
      Depressed by 15% over the UT day.

02 Aug  146      Fair-normal       
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 50% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Enhanced by 15% enhanced. 
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

03 Aug  151      Fair-normal       
MUFS:
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 65% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Enhanced by 15%.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

04 Aug  162      Normal-poor       
MUFS:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 45% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 55% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 25% during local night.
      Depressed 15% after local dawn.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

05 Aug  141      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 75% during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

06 Aug  143      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 50% during local night.
   Niue Island Region:
      Enhanced by 15% during local day.
      Enhanced by 45% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

Predicted Monthly T index for August: 119

2. FORECAST (07 AUGUST - 13 AUGUST) 
MUFS: MUFs near predicted monthly values.

Propagation conditions: Normal to good. Shortwave fadeouts 
probable during the week. Equatorial scintillation is possible
during local midnight hours. 

T index: 119
ASWFC SWF HF Communications Warning 86 was issued on 5 August 
and is current for 6-8 Aug.

3. OUTLOOK (14 AUGUST - 13 SEPTEMBER)
Degraded HF propagation conditions possible:
None expected. 

PLEASE NOTE:
Space weather conditions can frequently be determined by short 
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.

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