[Ips-dhfpr] ASWFC Daily HF Prop Report - 13 June 26 issued 2330 UT on 13 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/13 JUNE 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (13 JUNE) 
Date   T index  Conditions    
13 Jun    87    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.
      Depressed by 15% during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% 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 (14 JUNE - 16 JUNE)
Date   T index  Conditions       MUFs                              
14 Jun    80    Normal-fair      Near predicted monthly values
15 Jun    80    Normal-fair      Near predicted monthly values    
16 Jun    80    Normal-fair      Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 13-Jun were mostly near predicted monthly values, 
with enhancements in the northern Australian region during local 
day and in the southern Australian region. Mildly degraded conditions 
were observed across the Australian region during local night 
hours. MUFs are expected to be generally near predicted monthly 
values over 14-16 Jun, with a chance of degraded conditions over 
the period.

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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