[Ips-dhfpr] ASWFC Daily HF Prop Report - 01 November 25 issued 2330 UT on 01 Nov 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 NOVEMBER 2025
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (01 NOVEMBER) 
Date   T index  Conditions    
01 Nov   101    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Depressed by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Oct      104
Nov      89
Dec      90


2. FORECAST (02 NOVEMBER - 04 NOVEMBER)
Date   T index  Conditions       MUFs                              
02 Nov    95    Normal           Near predicted monthly values
03 Nov   100    Normal           Near predicted monthly values    
04 Nov   100    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 01-Nov were 
near predicted monthly values in the Australian region. Spread 
F was observed at Hobart during local night hours. MUFs are expected 
to be near predicted monthly values over 02-04 Nov.

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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