[Ips-dhfpr] SWS Daily HF Prop Report - 09 August 19 issued 2331 UT on 09 Aug 2019

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/09 AUGUST 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (09 AUGUST) 
Date   T index  Conditions    
09 Aug    -4    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values 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/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jul      -2
Aug      -13
Sep      -15


2. FORECAST (10 AUGUST - 12 AUGUST)
Date   T index  Conditions       MUFs                              
10 Aug     0    Normal           Near predicted monthly values
11 Aug     0    Normal           Near predicted monthly values    
12 Aug     0    Normal           Near predicted monthly values   

COMMENT: On UT day 09 August, maximum usable frequencies (MUFs) 
stayed mostly near predicted monthly values across the Australian 
region. Mild enhancements were also observed across Northern 
Australian Region during local night. Sporadic E occurrences 
were observed over all sites. MUFs in the Australian regions 
are expected to stay mostly near the predicted monthly values 
for the next three UT days, 10-12 August. However, mild to moderate 
depressions are possible for high-latitude regions.

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For an explanation of some of the terms in this report, go to
http://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
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