[Ips-dhfpr] SWS Daily HF Prop Report - 25 January 18 issued 2354 UT on 25 Jan 2018 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/25 JANUARY 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (25 JANUARY) 
Date   T index  Conditions    
25 Jan     3    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      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      -10
Jan      4
Feb      4


2. FORECAST (26 JANUARY - 28 JANUARY)
Date   T index  Conditions       MUFs                              
26 Jan    -5    Normal           Near predicted monthly values
27 Jan    -5    Normal           Near predicted monthly values    
28 Jan    -5    Normal           Near predicted monthly values   

COMMENT: Variable HF conditions observed for AUS/NZ region for 
25Jan with enhancements at SWS Niue Is station and occasional 
depressions for Northern AUS, Southern AUS/NZ regions. Minor 
sporadic E conditions observed at SWS Learmonth, Perth and Darwin 
stations during local day. Fair ionospheric support for Antarctic 
regions. Similar variable HF conditions are expected for the 
next 3 days with possible depressed MUF's of 10%-30% at times 
for Northern AUS and Southern AUS/NZ regions.

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