[Ips-dhfpr] ASWFC Daily HF Prop Report - 03 February 24 issued 2331 UT on 03 Feb 2024 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 FEBRUARY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (03 FEBRUARY) 
Date   T index  Conditions    
03 Feb   147    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      No data available during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Southern Australian Region:
      Enhanced by 15-20%.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jan      144
Feb      108
Mar      108


2. FORECAST (04 FEBRUARY - 06 FEBRUARY)
Date   T index  Conditions       MUFs                              
04 Feb   140    Normal-fair      About 15% above predicted monthly 
                                 values
05 Feb   100    Fair             Depressed 10 to 15%/near predicted 
                                 monthly values    
06 Feb   110    Fair-normal      Near predicted monthly values   

COMMENT: ASWFC Preliminary HF Communications Warning 12 was issued 
on 2 February and is current for 4-5 Feb. Maximum usable frequencies 
(MUFs) on UT day 03-Feb were near predicted monthly values to 
25% enhanced in the Australian region. Sporadic E was observed 
during local night hours at Canberra and Hobart. MUFs are expected 
to be generally near predicted monthly values to 15% enhanced, 
with the chance for mildly depressed conditions for the southern 
Australian region after local dawn on 05-Feb. There is an increased 
chance for HF fadeouts.

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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