[Ips-dhfpr] IPS Daily HF Prop Report - 10 December 15 issued 2330 UT on 10 Dec 2015 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 DECEMBER 2015 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (10 DECEMBER) 
Date   T index  Conditions    
10 Dec    72    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   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
Nov      55
Dec      63
Jan      63


2. FORECAST (11 DECEMBER - 13 DECEMBER)
Date   T index  Conditions       MUFs                              
11 Dec    50    Normal           Near predicted monthly values
12 Dec    63    Normal           Near predicted monthly values    
13 Dec    63    Normal           Near predicted monthly values   

COMMENT: IPS Preliminary HF Communications Warning 78 was issued 
on 9 December and is current for 11 Dec only. HF conditions were 
near predicted monthly values during the UT day, 10 December, 
over the Australian region. Isolated periods of blanketing sporadic-E 
conditions continue to be observed in the eastern Australian 
region. Expect near predicted MUFs for the next three days with 
possible periods of degraded conditions at high latitudes such 
as Tasmania today, 11 December, due to active levels of 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 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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