[Ips-dhfpr] ASWFC Daily HF Prop Report - 08 June 26 issued 2330 UT on 08 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/08 JUNE 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (08 JUNE) 
Date   T index  Conditions    
08 Jun    83    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
May      67
Jun      68
Jul      65


2. FORECAST (09 JUNE - 11 JUNE)
Date   T index  Conditions       MUFs                              
09 Jun    75    Normal-fair      Near predicted monthly values
10 Jun    75    Normal           Near predicted monthly values    
11 Jun    65    Normal-fair      Near predicted monthly values   

COMMENT: ASWFC Preliminary HF Communications Warning 53 was issued 
on 6 June and is current for 8-10 Jun. Maximum usable frequencies 
(MUFs) in the Australian region were near predicted values to 
15% enhanced during local day hours. Spread F was observed at 
Hobart during local night hours and sporadic E with degraded 
signal with observed at Darwin during local night hours. MUFs 
are expected to be mostly near predicted monthly values over 
09-11 Jun, with a chance of depressions on 09-10 Jun should geomagnetic 
activity eventuate on 09-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