[Ips-dhfpr] ASWFC Daily HF Prop Report - 28 January 26 issued 2330 UT on 28 Jan 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/28 JANUARY 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 JANUARY) 
Date   T index  Conditions    
28 Jan   110    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 25% after local dawn.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Dec      110
Jan      89
Feb      88


2. FORECAST (29 JANUARY - 31 JANUARY)
Date   T index  Conditions       MUFs                              
29 Jan   125    Normal           Near to 15% above predicted 
                                 monthly values
30 Jan   115    Normal           Near to 15% above predicted 
                                 monthly values    
31 Jan   110    Normal           Near to 15% above predicted 
                                 monthly values   

COMMENT: Maximum Usable Frequencies (MUFs) in the Australian 
region and Antarctic regions were near predicted monthly values 
to 15% enhanced. MUFs are expected to be near predicted monthly 
values to 15% enhanced over 29-31 Jan.

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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