[Ips-dhfpr] IPS Daily HF Prop Report - 19 May 16 issued 2330 UT on 19 May 2016 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/19 MAY 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 MAY) 
Date   T index  Conditions    
19 May    27    Mildly depressed         

Flares: None.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Northern Australian Region:
      Depressed by 15% during local day.
      Depressed by 35% during local night.
   Southern Australian Region:
      Depressed by 20% during local day.
      Depressed by 25% 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
Apr      30
May      47
Jun      46


2. FORECAST (20 MAY - 22 MAY)
Date   T index  Conditions             MUFs                              
20 May    30    Mildly depressed       5 to 25% below predicted monthly 
                                       values
21 May    20    Moderately depressed   10 to 35% below predicted monthly 
                                       values    
22 May    30    Mildly depressed       5 to 25% below predicted monthly 
                                       values   

COMMENT: Conditions for HF radio wave propagation were mildly 
depressed throughout the Australian region during 19 May UT. 
Strong spread F conditions occurred at Hobart, Canberra, Brisbane 
and Darwin last night AEST. Strong sporadic E layers occurred 
above Darwin during the afternoon and evening of 19 May AEST. 
Conditions are expected to remain mildly depressed again today, 
20 May UT. Conditions will become more depressed if a minor 
geomagnetic storm occurs.

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

IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information.  The views expressed in 
this message are those of the individual sender, unless 
specifically stated to be the views of IPS.  If you are not 
the intended recipient, please contact the sender immediately 
and delete all copies of this e-mail and attachments. 
To unsubscribe from an IPS mail list either send an email to 
"MAIL_LIST"-leave at ips.gov.au or go to
http://www.sws.bom.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://www.sws.bom.gov.au/mailman/listinfo/ips-training.
General information is available from
http://www.sws.bom.gov.au/mailman/listinfo/ips-info.