[Ips-dhfpr] SWS Daily HF Prop Report - 29 January 20 issued 2331 UT on 29 Jan 2020

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/29 JANUARY 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (29 JANUARY) 
Date   T index  Conditions    
29 Jan   -11    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values.
   Niue Island Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Dec      -29
Jan      -16
Feb      -17


2. FORECAST (30 JANUARY - 01 FEBRUARY)
Date   T index  Conditions       MUFs                              
30 Jan   -20    Normal           Near predicted monthly values/depressed 
                                 15 to 25%
31 Jan   -15    Normal           Near predicted monthly values    
01 Feb   -15    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) were mostly near predicted 
monthly values for the Australian region on 29 January. Mild 
MUFs depressions were observed in the equatorial region during 
local day. Sporadic-E occurrences were seen over all Australian 
sites. Similar levels of ionospheric support are expected for 
the next three UT days, 30 January to 01 February. Mild MUFs 
depressions are possible for 30 January.

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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
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