[Ips-dhfpr] ASWFC Daily HF Prop Report - 12 June 26 issued 2347 UT on 12 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/12 JUNE 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (12 JUNE) 
Date   T index  Conditions    
12 Jun    86    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.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% 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 (13 JUNE - 15 JUNE)
Date   T index  Conditions       MUFs                              
13 Jun    75    Fair             Near predicted monthly values/depressed 
                                 to 15%
14 Jun    75    Normal-fair      Near predicted monthly values/depressed 
                                 to 15%    
15 Jun    80    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 12-Jun were mostly near predicted values. Spread 
F was observed at Hobart, Canberra and Perth during local night 
hours. MUFs are expected to be generally near predicted monthly 
values over 13-15 Jun, with a chance of mild depressions on 13-14 
Jun due to anticipated geomagnetic activity.

----------------------------------------------------------
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