[Ips-dhfpr] SWS Daily HF Prop Report - 14 July 22 issued 2330 UT on 14 Jul 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 JULY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (14 JULY) 
Date   T index  Conditions    
14 Jul    77    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.3    0431UT  possible   lower  E. Asia/Aust.
  M2.9    2148UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Depressed by 15% during local night.
      Enhanced by 50% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   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      60
Jul      65
Aug      67


2. FORECAST (15 JULY - 17 JULY)
Date   T index  Conditions       MUFs                              
15 Jul    80    Normal           Near predicted monthly values
16 Jul    80    Normal           Near predicted monthly values    
17 Jul    80    Normal           Near predicted monthly values   

COMMENT: SWS SWF HF Communications Warning 55 was issued on 14 
July and is current for 15-17 Jul. Maximum usable frequencies 
(MUFs) on UT day 14-Jul were near monthly predicted values. Spread-F 
was observed in Canberra and Hobart during local night hours. 
MUFs are expected to be near predicted monthly values over 15-17 
Jul. Shortwave fadeouts are possible.

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For an explanation of some of the terms in this report, go to
https://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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