[Ips-dhfpr] SWS Daily HF Prop Report - 15 February 18 issued 2331 UT on 15 Feb 2018 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/15 FEBRUARY 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 FEBRUARY) 
Date   T index  Conditions    
15 Feb     8    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Depressed by 35% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Enhanced by 35% 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
Jan      -6
Feb      4
Mar      3


2. FORECAST (16 FEBRUARY - 18 FEBRUARY)
Date   T index  Conditions       MUFs                              
16 Feb    10    Normal           Near predicted monthly values
17 Feb     0    Normal           Near predicted monthly values    
18 Feb     0    Normal           Near predicted monthly values   

COMMENT: MUFs were mostly near predicted monthly values during 
the UT day 15 Feb over the Australian region. Minor depressions 
were also observed in the Northern Australian region during local 
day. Enhanced MUFs were observed in the Southern Australian region 
after local dawn. There were a few cases of Sporadic E blanketing 
over the Australian Ionosonde sites. Enhanced MUFs are expected 
for 16 Feb due to recent increase in 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 bom.gov.au
Bureau of Meteorology
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
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