[Ips-dhfpr] ASWFC Daily HF Prop Report - 28 March 23 issued 2330 UT on 28 Mar 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/28 MARCH 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 MARCH) 
Date   T index  Conditions    
28 Mar   146    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 35-50%.
   Niue Island Region:
      Enhanced by 35-50%.
   Northern Australian Region:
      Enhanced by 30-35%.
   Southern Australian Region:
      Enhanced by 20-30%.
   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
Feb      117
Mar      80
Apr      80


2. FORECAST (29 MARCH - 31 MARCH)
Date   T index  Conditions       MUFs                              
29 Mar   135    Normal           Near to 20% above predicted 
                                 monthly values
30 Mar   135    Normal           Near to 20% above predicted 
                                 monthly values    
31 Mar   135    Normal-fair      Near to 20% above predicted 
                                 monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 28-Mar in 
the Australian region were enhanced by 20-50%. Strong enhancements 
were observed at Cocos Island. MUFs are expected to be near predicted 
monthly values to 20% enhanced, with mildly degraded HF conditions 
possible local night hours 31-Mar for the southern Australian 
region.

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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