[Ips-dhfpr] SWS Daily HF Prop Report - 16 April 19 issued 2330 UT on 16 Apr 2019

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 APRIL 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 APRIL) 
Date   T index  Conditions    
16 Apr     5    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 75% during local night.
   Niue Island Region:
      Depressed by 15% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Enhanced by 35% 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
Mar      -7
Apr      -12
May      -12


2. FORECAST (17 APRIL - 19 APRIL)
Date   T index  Conditions       MUFs                              
17 Apr     5    Normal           Near predicted monthly values
18 Apr     5    Normal           Near predicted monthly values    
19 Apr     5    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) ranged from mostly 
near predicted monthly values to significantly enhanced over 
the last 24 hours for Australian region. Some periods of minor 
MUF depressions were also observed in the northern and southern 
Australian regions. Mostly normal HF conditions and near predicted 
monthly MUFs may be expected for the next three UT days (April 
17 to 19) in the Australian/NZ regions.

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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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