[Ips-dhfpr] SWS Daily HF Prop Report - 19 July 17 issued 2330 UT on 19 Jul 2017 [SEC=UNCLASSIFIED]

Regional Warning Centre rwc at ips.gov.au
Thu Jul 20 09:30:22 EST 2017


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/19 JULY 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 JULY) 
Date   T index  Conditions    
19 Jul    -2    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values.
   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
Jun      9
Jul      8
Aug      7


2. FORECAST (20 JULY - 22 JULY)
Date   T index  Conditions       MUFs                              
20 Jul     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%
21 Jul     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%    
22 Jul     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%   

COMMENT: Australian observed MUFs were mostly near predicted 
monthly values over the last 24 hours with slight depressions 
during local day for Equatorial regions. Noted isolated periods 
of sporadic E and spread F in the Australian region. Continuing 
Sporadic E events likely over the next few days. Occasional MUF 
depressions may be observed over the next few days.

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