[Ips-dhfpr] SWS Daily HF Prop Report - 06 April 22 issued 2330 UT on 06 Apr 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/06 APRIL 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (06 APRIL) 
Date   T index  Conditions    
06 Apr    89    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 35% during local night.
   Niue Island Region:
      Enhanced by 30% during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 25% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 20% during local night.
      Enhanced by 35% 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      64
Apr      46
May      49


2. FORECAST (07 APRIL - 09 APRIL)
Date   T index  Conditions       MUFs                              
07 Apr    70    Fair             Near to 20% above predicted 
                                 monthly values
08 Apr    75    Normal           Near to 25% above predicted 
                                 monthly values    
09 Apr    75    Normal           Near to 25% above predicted 
                                 monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 6 Apr were 
enhanced, but near monthly predicted values around local dawn 
at all sites. Spread F was observed at Hobart during night hours. 
MUFs are expected to be similarly enhanced 7-9 Apr. There may 
be some mild MUF degradations compared to current conditions 
on 7 Apr after the onset of expected minor geomagnetic activity.

----------------------------------------------------------
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.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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