[Ips-dhfpr] IPS Daily HF Prop Report - 13 January 11

[Regional Warning Centre]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 13/2330Z JANUARY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (13 JANUARY) 
Date   T index  Conditions    
13 Jan    17    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
   Niue Island Region:
      Enhanced by 25% during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for January:  37
2. FORECAST (14 JANUARY - 16 JANUARY)
Date   T index  Conditions       MUFs                              
14 Jan    10    Normal-fair      near predicted monthly values/depressed 
                                 10 to 30% 
15 Jan    10    Normal-fair      near predicted monthly values/depressed 
                                 10 to 30%     
16 Jan    10    Normal           near predicted monthly values/depressed 
                                 10 to 20%    
COMMENT: IPS HF Communications Warning 2 was issued on 13 January 
and is current for interval 13-14 January. variable HF conditions 
observed over the last 24 hours with deressed MUFs of ~20% observed 
for Equatorial regions during local night and enhanced periods 
for Northen AUS region during local day. Depressed periods for 
Southern AUS/NZ regions with otherwise normal ionspheric support. 
Disturbed periods for Antarctic regions. Notable sproadic E observed 
for Northern AUS and Southern AUS IPS stations between 10UT-20UT. 
MUFs depressions of 10%-30% are expected for the next 3 days 
for low to mid latitudes and disturbed conditions possible for 
high latitudes due to increase in geomagnetic activity. 
----------------------------------------------------------
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

IPS Radio and Space Services        email: asfc at ips.gov.au
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.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 IPS.  If you are not 
the intended recipient, please contact the sender immediately 
and delete all copies of this e-mail and attachments. 
Occasionally IPS sends email promoting IPS products and 
services to its mailing list customers. If you do not wish to 
receive this promotional material please email 
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"