[Ips-dhfpr] ASWFC Daily HF Prop Report - 07 April 26 issued 2330 UT on 07 Apr 2026 [SEC=OFFICIAL]

Wed Apr 8 09:30:46 AEST 2026

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/07 APRIL 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (07 APRIL) 
Date   T index  Conditions    
07 Apr    97    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 60% during local night.
   Niue Island Region:
      Enhanced by 30% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Mar      92
Apr      83
May      81

2. FORECAST (08 APRIL - 10 APRIL)
Date   T index  Conditions       MUFs                              
08 Apr    90    Normal           Near predicted monthly values
09 Apr    90    Fair-normal      Near predicted monthly values    
10 Apr    90    Fair-normal      Near predicted monthly values   

COMMENT: Maximum Usable Frequencies (MUFs) in the Australian 
region on UT day 07-Apr were mostly near predicted values to 
15% enhanced. Darwin MUFs were 40-50% enhanced during local night 
hours. MUFs are expected to be near predicted monthly values 
over 08-10 Apr. Southern Australian region HF conditions may 
become mildly degraded during local night hours over 10-11 Apr.

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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