[Ips-dhfpr] SWS Daily HF Prop Report - 06 January 18 issued 2330 UT on 06 Jan 2018 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/06 JANUARY 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (06 JANUARY) 
Date   T index  Conditions    
06 Jan   -12    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Depressed by 15% during local day.
      Depressed by 25% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   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      -10
Jan      4
Feb      4


2. FORECAST (07 JANUARY - 09 JANUARY)
Date   T index  Conditions       MUFs                              
07 Jan    -5    Normal           Near predicted monthly values
08 Jan    -5    Normal           Near predicted monthly values    
09 Jan   -20    Normal           Depressed 15%/near predicted 
                                 monthly values   

COMMENT: Mostly near predicted monthly MUFs were observed across 
Aus/NZ regions on UT day 6 Jan, with mild depressions in the 
Southern Australian region during local night. Periods of Sporadic 
E blanketing were also evident. During the next two UT days, 
7-8 Jan, the MUFs are expected to be mostly near predicted monthly 
values. Minor to moderate depressions are likely for 9 Jan in 
response to the forecasted increase in the geomagnetic activity.

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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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