[Ips-dhfpr] SWS Daily HF Prop Report - 18 January 17 issued 2330 UT on 18 Jan 2017 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/18 JANUARY 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (18 JANUARY) 
Date   T index  Conditions    
18 Jan    23    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly 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      2
Jan      21
Feb      20


2. FORECAST (19 JANUARY - 21 JANUARY)
Date   T index  Conditions       MUFs                              
19 Jan     0    Normal-fair      Near predicted monthly values/depressed 
                                 15 to 25%
20 Jan     0    Normal-fair      Near predicted monthly values/depressed 
                                 15 to 25%    
21 Jan     0    Normal-fair      Near predicted monthly values/depressed 
                                 15 to 25%   

COMMENT: SWS HF Communications Warning 6 was issued on 17 January 
and is current for 17-19 Jan. On 18-Jan, MUFs were mostly near 
predicted monthly values in all Australian regions. Cocos Islands 
had enhanced MUFs during the local day and the Niue Island region 
had a minor depression in MUFs during the local night. MUF depressions 
are expected on 19-Jan due to increased geomagnetic activity 
which started on 18-Jan.

----------------------------------------------------------
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
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 

IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information.  The views expressed in 
this message are those of the individual sender, unless 
specifically stated to be the views of SWS.  If you are not 
the intended recipient, please contact the sender immediately 
and delete all copies of this e-mail and attachments. 
To unsubscribe from an IPS mail list either send an email to 
"MAIL_LIST"-leave at ips.gov.au or go to
http://www.sws.bom.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://www.sws.bom.gov.au/mailman/listinfo/ips-training.
General information is available from
http://www.sws.bom.gov.au/mailman/listinfo/ips-info.