[Ips-dhfpr] ASWFC Daily HF Prop Report - 07 April 23 issued 2330 UT on 07 Apr 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/07 APRIL 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (07 APRIL) 
Date   T index  Conditions    
07 Apr   122    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 15% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 35% during local night.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 20% 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 (08 APRIL - 10 APRIL)
Date   T index  Conditions       MUFs                              
08 Apr   120    Normal           Near to 15% above predicted 
                                 monthly values
09 Apr   120    Normal           Near to 15% above predicted 
                                 monthly values    
10 Apr   120    Normal           Near to 15% above predicted 
                                 monthly values   

COMMENT: ASWFC SWF HF Communications Warning 34 was issued on 
6 April and is current for 6-8 Apr. Maximum usable frequencies 
(MUFs) on UT day 07-Apr in the Australian region were enhanced 
by 20-35%. MUFs are expected to be near predicted monthly values 
to 15% enhanced over 08-10 Apr. Isolated shortwave fadeouts are 
possible.

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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