[Ips-dhfpr] IPS Daily HF Prop Report - 20 April 16 issued 2336 UT on 20 Apr 2016 [SEC=UNCLASSIFIED]

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SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/20 APRIL 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 APRIL) 
Date   T index  Conditions    
20 Apr    19    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Depressed by 20% during local day.
      Depressed by 35% during local night.
      Depressed by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 40% during local night.
   Northern Australian Region:
      Depressed by 25% during local day.
      Depressed by 40% during local night.
   Southern Australian Region:
      Depressed by 20% during local day.
      Depressed by 15% 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      50
Apr      50
May      49


2. FORECAST (21 APRIL - 23 APRIL)
Date   T index  Conditions       MUFs                              
21 Apr    15    Normal-fair      15 to 20% below predicted monthly 
                                 values
22 Apr    20    Normal-fair      Depressed 15%/near predicted 
                                 monthly values    
23 Apr    10    Normal-fair      15 to 20% below predicted monthly 
                                 values   

COMMENT: IPS HF Communications Warning 20 was issued on 20 April 
and is current for 20-22 Apr. Depressed MUFs were observed across 
all Australian regions over the last 24 hours. Continued MUF 
depressions of 20-40% are expected for all regions over the next 
3 days with disturbed ionospheric support for Antarctic regions.

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