[Ips-dhfpr] SWS Daily HF Prop Report - 30 March 22 issued 2338 UT on 30 Mar 2022 [SEC=OFFICIAL]

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SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/30 MARCH 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (30 MARCH) 
Date   T index  Conditions    
30 Mar    83    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  X1.4    1737UT  probable   all    South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Enhanced by 55% during local day.
      Enhanced by 65% during local night.
   Niue Island Region:
      Enhanced by 30% during local day.
      Enhanced by 45% during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
    Southern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 25% during local night.
    Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Feb      59
Mar      42
Apr      44


2. FORECAST (31 MARCH - 02 APRIL)
Date   T index  Conditions       MUFs                              
31 Mar    30    Poor-fair        Near predicted monthly values/depressed 
                                 10 to 20%
01 Apr    30    Poor-fair        Near predicted monthly values/depressed 
                                 10 to 30%    
02 Apr    30    Poor-fair        Near predicted monthly values/depressed 
                                 10 to 30%   

COMMENT: SWS SWF HF Communications Warning 29 was issued on 28 
March and is current for 29-31 Mar. SWS Preliminary HF Communications 
Warning 30 was issued on 30 March and is current for 31 Mar to 
1 Apr. Maximum usable frequencies (MUFs) on UT day 30 Mar were 
mildly to strongly enhanced. Depressed MUFs are expected for 
High to mid latitudes on 31 Mar- 02 Apr due to anticipated geomagnetic 
activity. Possible shortwave fadeouts on daylight HF circuits 
over the next few days.

----------------------------------------------------------
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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