[Ips-dhfpr] ASWFC Daily HF Prop Report - 03 June 24 issued 2330 UT on 03 Jun 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 JUNE 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (03 JUNE) 
Date   T index  Conditions    
03 Jun   122    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.0    0517UT  possible   lower  E. Asia/Aust.
  M3.2    1155UT  possible   lower  European
  M2.8    1227UT  possible   lower  European
  M4.8    1412UT  possible   lower  South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Enhanced by 20% during local day.
      Enhanced by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      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 (04 JUNE - 06 JUNE)
Date   T index  Conditions       MUFs                              
04 Jun   115    Normal-fair      Near predicted monthly values
05 Jun   115    Normal           Near predicted monthly values    
06 Jun   115    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 60 was issued on 
3 June and is current for 4-6 Jun. Maximum usable frequencies 
(MUFs) in the Australian region on UT day 03-Jun were near predicted 
monthly values. Spread F was observed at Hobart, Canberra and 
Norfolk Island during local night hours. MUFs are expected to 
be near predicted monthly values over 04-06 Jun. A mild degradation 
in HF conditions may be experienced for the southern Australian 
region during local night hours on 04-Jun. 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.

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