[Ips-dhfpr] ASWFC Daily HF Prop Report - 14 March 26 issued 2330 UT on 14 Mar 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 MARCH 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (14 MARCH) 
Date   T index  Conditions    
14 Mar   112    Fair-normal    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 35% during local night.
   Niue Island Region:
      Enhanced by 40% during local day.
      Enhanced by 40% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Davis/Mawson):
      Depressed by 30% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Feb      98
Mar      87
Apr      85


2. FORECAST (15 MARCH - 17 MARCH)
Date   T index  Conditions       MUFs                              
15 Mar    85    Fair-normal      Depressed 10 to 15%/near predicted 
                                 monthly values
16 Mar   100    Normal           Near predicted monthly values    
17 Mar   100    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 14-Mar were mostly near predicted monthly values 
to 15% enhanced. Spread F was observed at Hobart. MUFs are generally 
expected to be near predicted values over 15-17 Mar, with 15% 
depressions possible after local dawn for the southern Australian 
region on 15-Mar following the recent geomagnetic activity.

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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