[Ips-dhfpr] SWS Daily HF Prop Report - 17 November 16 issued 2330 UT on 17 Nov 2016 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/17 NOVEMBER 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 NOVEMBER) 
Date   T index  Conditions    
17 Nov    -8    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values.
   Niue Island Region:
      Enhanced by 15% during local day.
      Depressed by 20% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 25% during local day.
      Depressed by 15% during local night.
   Southern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   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
Oct      10
Nov      26
Dec      25


2. FORECAST (18 NOVEMBER - 20 NOVEMBER)
Date   T index  Conditions       MUFs                              
18 Nov     0    Normal           Depressed 15 to 25%/near predicted 
                                 monthly values
19 Nov     0    Normal           Depressed 15 to 25%/near predicted 
                                 monthly values    
20 Nov     0    Normal           Depressed 15 to 25%/near predicted 
                                 monthly values   

COMMENT: Depressed HF conditions observed over the Northern Australian 
region for the UT day, 17 November. Depressed HF conditions observed 
for the Southern Australian region over daylight hours and near 
predicted MUFs observed during local nighttime hours. Expect 
these conditions to prevail over the next three UT days, 18-20 
November. Expect possible minor degradations in HF communications 
on 19 November due to weak geomagnetic activity. Isolated cases 
of sporadic E were noted throughout the Australian region.

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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 bom.gov.au
Bureau of Meteorology
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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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