[Ips-dhfpr] SWS Daily HF Prop Report - 22 July 17 issued 2330 UT on 22 Jul 2017 [SEC=UNCLASSIFIED]

Regional Warning Centre rwc at ips.gov.au
Sun Jul 23 09:30:26 EST 2017


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/22 JULY 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 JULY) 
Date   T index  Conditions    
22 Jul    13    Normal         

Flares: none.

MUFs:
  
   Niue Island Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 15% during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jun      9
Jul      8
Aug      7


2. FORECAST (23 JULY - 25 JULY)
Date   T index  Conditions       MUFs                              
23 Jul    15    Normal           Near predicted monthly values/depressed 
                                 5 to 15%
24 Jul    18    Normal           Near predicted monthly values    
25 Jul    20    Normal           Near predicted monthly values   

COMMENT: MUFs were mostly near predicted monthly values over 
the last 24 hours in the Australian region with minor depressions 
in the Northern areas and periods of minor to mild enhancements 
in Central and Southern areas. HF conditions are expected to 
remain mostly normal during the next three days (23 to 25 July) 
with the possibility of some periods of minor to mild MUF depressions 
in the region on 23 July.

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