[Ips-dhfpr] IPS Daily HF Prop Report - 16 December 15 issued 2330 UT on 16 Dec 2015 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 DECEMBER 2015 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 DECEMBER) 
Date   T index  Conditions    
16 Dec    66    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Mildly depressed local day, otherwise
      near predicted monthly values.
   Niue Island Region:
      Enhanced 15-20%.
   Northern Australian Region:
      Near predicted monthly values.
      Townsville enhanced 20% around local dawn.
   Southern Australian Region:
      Near predicted monthly values
      to mildly enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.
      Scott Base no data.

PCA Event : No event.

Monthly T index:
Month  T index
Nov      55
Dec      63
Jan      63


2. FORECAST (17 DECEMBER - 19 DECEMBER)
Date   T index  Conditions       MUFs                              
17 Dec    60    Normal           Near predicted monthly values
18 Dec    60    Normal           Near predicted monthly values    
19 Dec    60    Normal           Near predicted monthly values   

COMMENT: IPS HF Communications Warning 80 was issued on 13 December 
and is current for 15-17 Dec. Ionospheric support recovered strongly 
Dec 16, despite some geomagnetic activity early in the UT day. 
Periods of strong sporadic-E conditions observed at Perth local 
evening. Most stations moderately enhanced around local dawn 
Dec 17. Expect mostly normal conditions next three days. Occasional 
periods of disturbance possible Antarctic region day one.

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