[Ips-dhfpr] SWS Daily HF Prop Report - 16 July 20 issued 2337 UT on 16 Jul 2020

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 JULY 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 JULY) 
Date   T index  Conditions    
16 Jul     0    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
      Enhanced by 30% after local dawn.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jun      -1
Jul      -12
Aug      -13


2. FORECAST (17 JULY - 19 JULY)
Date   T index  Conditions       MUFs                              
17 Jul     0    Normal           Near predicted monthly values
18 Jul     0    Normal           Near predicted monthly values    
19 Jul     0    Normal           Near predicted monthly values   

COMMENT: MUFs in the Australian and Antarctic region were near 
predicted monthly values to enhanced on UT day 16 July. The ionosphere 
was again weak over Darwin 18-21 UT. Night spread F was observed 
at Niue, Brisbane, Norfolk Is., Perth, Sydney. Afternoon/early 
evening sporadic E observed at Cocos Is., Niue, and near dawn 
sporadic E observed at Brisbane and Norfolk Is. MUFs in the Australian 
region are expected to be mostly near predicted monthly values 
for the next three days, 17 to 19 July. Sporadic E and spread 
F occurrence is expected.

----------------------------------------------------------
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 SWS.  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.