[Ips-dhfpr] ASWFC Daily HF Prop Report - 12 June 24 issued 2330 UT on 12 Jun 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/12 JUNE 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (12 JUNE) 
Date   T index  Conditions    
12 Jun   124    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.2    2246UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values.
   Niue Island Region:
      Enhanced by 15% during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
May      121
Jun      116
Jul      117


2. FORECAST (13 JUNE - 15 JUNE)
Date   T index  Conditions       MUFs                              
13 Jun   120    Normal           Near predicted monthly values
14 Jun   120    Normal           Near predicted monthly values    
15 Jun   120    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 64 was issued on 
10 June and is current for 11-13 Jun. Maximum usable frequencies 
(MUFs) on UT day 12-Jun were near predicted values in the Australian 
region. Spread-F was observed in Brisbane during local night 
hours and sporadic-E was observed in Hobart during local night 
hours. MUFs are expected to be near predicted monthly values 
over 13-15 Jun.

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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.

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au