[Ips-dhfpr] ASWFC Daily HF Prop Report - 01 March 23 issued 2330 UT on 01 Mar 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 MARCH 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (01 MARCH) 
Date   T index  Conditions    
01 Mar   116    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.0    0107UT  possible   lower  West Pacific

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 35% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 30% after local dawn.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 20% during local night.
      Enhanced by 25% 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
Feb      117
Mar      80
Apr      80


2. FORECAST (02 MARCH - 04 MARCH)
Date   T index  Conditions       MUFs                              
02 Mar   115    Normal           Near predicted monthly values 
                                 to 15% enhanced
03 Mar   115    Normal           Near predicted monthly values 
                                 to 15% enhanced    
04 Mar   115    Normal-fair      Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 24 was issued on 
1 March and is current for 1-3 Mar. Maximum usable frequencies 
(MUFs) in the Australian region were 15-30% enhanced on UT day 
1-Mar. Sporadic-E was observed at most sites during local dawn. 
MUFs are expected to be near predicted monthly values to 20% 
enhanced over 2-4 Mar. 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