[Ips-dhfpr] ASWFC Daily HF Prop Report - 03 April 23 issued 2330 UT on 03 Apr 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 APRIL 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (03 APRIL) 
Date   T index  Conditions    
03 Apr   138    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 45% during local day.
      Enhanced by 70% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 20-40% during local night and after local dawn.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 25-30% during local night and after local dawn.
   Southern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 20-30% during local night and after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Mar      132
Apr      84
May      84


2. FORECAST (04 APRIL - 06 APRIL)
Date   T index  Conditions       MUFs                              
04 Apr   135    Normal           Near to 15% above predicted 
                                 monthly values
05 Apr   135    Normal           Near to 15% above predicted 
                                 monthly values    
06 Apr   135    Normal           Near to 15% above predicted 
                                 monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 03-Apr in 
the Australian region were enhanced by 20-30%. Spread F was observed 
at Hobart and Perth during local night hours. MUFs are expected 
to be near predicted monthly values to 15% enhanced over 04-06 
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