[Ips-dhfpr] ASWFC Daily HF Prop Report - 27 March 23 issued 2330 UT on 27 Mar 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/27 MARCH 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 MARCH) 
Date   T index  Conditions    
27 Mar   137    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 40-105%
   Niue Island Region:
      Enhanced by 20-25% 
   Northern Australian Region:
      Enhanced by 20-30% 
   Southern Australian Region:
      Enhanced by 30-40% 
   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 (28 MARCH - 30 MARCH)
Date   T index  Conditions       MUFs                              
28 Mar   135    Normal           Near to 20% above predicted 
                                 monthly values
29 Mar   135    Normal           Near to 20% above predicted 
                                 monthly values    
30 Mar   135    Normal           Near to 20% above predicted 
                                 monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 27-Mar in 
the Australian region were enhanced by 20-45%. Strong enhancements 
were observed at Cocos Island. Mild spread F was observed at 
Hobart at times overnight. MUFs are expected to be near predicted 
monthly values to 20% enhanced over 28-30 Mar.

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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