[Ips-dhfpr] ASWFC Daily HF Prop Report - 09 July 26 issued 2330 UT on 09 Jul 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/09 JULY 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (09 JULY) 
Date   T index  Conditions    
09 Jul    67    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M1.1    0227UT  possible   lower  E. Asia/Aust.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% 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
Jun      81
Jul      66
Aug      63


2. FORECAST (10 JULY - 12 JULY)
Date   T index  Conditions       MUFs                              
10 Jul    65    Normal-fair      Near predicted monthly values 
                                 to 10-15% depressed
11 Jul    70    Normal           Near predicted monthly values 
                                 to 10-15% depressed    
12 Jul    80    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 9-Jul were mostly near predicted values to 15% 
enhanced. Spread-F was present at Hobart and Brisbane during 
local dawn hours. MUFs are expected to become mildly depressed, 
up tp 10-15%, during local night and dawn hours over 10-11 Jul. 
MUFs likely to be back to predicted values by 12-Jul.

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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