[Ips-dhfpr] ASWFC Daily HF Prop Report - 30 March 24 issued 2330 UT on 30 Mar 2024 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/30 MARCH 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (30 MARCH) 
Date   T index  Conditions    
30 Mar   124    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M9.4    2116UT  probable   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 40% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Feb      138
Mar      111
Apr      112


2. FORECAST (31 MARCH - 02 APRIL)
Date   T index  Conditions       MUFs                              
31 Mar   130    Normal           Near to 15% above predicted 
                                 monthly values
01 Apr   125    Normal           Near predicted monthly values    
02 Apr   120    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 34 was issued on 
29 March and is current for 30 Mar to 1 Apr. Maximum usable frequencies 
(MUFs) on UT day 30-Mar were near predicted monthly values in 
the Australian region. Spread F was observed at Hobart and Canberra 
during local night hours. MUFs are expected to be near predicted 
monthly values to 15% enhanced on 30-Mar and near predicted monthly 
values on 01-02 Apr. Shortwave fadeouts are probable on 31-Mar 
to 01-Apr, and possible on 02-Apr.

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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