[Ips-dhfpr] IPS Daily HF Prop Report - 20 January 16 issued 2330 UT on 20 Jan 2016 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 JANUARY 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 JANUARY) 
Date   T index  Conditions    
20 Jan    70    Fair           

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 50% during local night.
   Niue Island Region:
      No data available during local day.
      No data available during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Dec      55
Jan      61
Feb      61


2. FORECAST (21 JANUARY - 23 JANUARY)
Date   T index  Conditions       MUFs                              
21 Jan    40    Normal           Depressed 10 to 20%/near predicted 
                                 monthly values
22 Jan    70    Normal           Near predicted monthly values    
23 Jan    70    Normal           Near predicted monthly values   

COMMENT: IPS HF Communications Warning 3 was issued on 20 January 
and is current for 21 Jan only. Conditions for HF radio propagation 
were mainly near predicted values with mild depressions at local 
dawn and at higher latitudes. Expect similar conditions to prevail 
over the UT day 21 January and a returned to predicted MUF values 
on 22-23 January. Noted isolated periods of sporadic E throughout 
the Australian region.

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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 ips.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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