[Ips-dhfpr] ASWFC Daily HF Prop Report - 07 February 25 issued 2330 UT on 07 Feb 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/07 FEBRUARY 2025
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (07 FEBRUARY) 
Date   T index  Conditions    
07 Feb   160    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M2.3 06/2327UT  possible   lower  West Pacific
  M1.6    0630UT  possible   lower  Mid East/Indian
  M3.2    0721UT  possible   lower  Mid East/Indian
  M7.6    0921UT  probable   lower  Mid East/Indian

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 75% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 60% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jan      124
Feb      118
Mar      115


2. FORECAST (08 FEBRUARY - 10 FEBRUARY)
Date   T index  Conditions       MUFs                              
08 Feb   160    Normal           Near to 15% above predicted 
                                 monthly values
09 Feb   160    Normal           Near to 15% above predicted 
                                 monthly values    
10 Feb   155    Normal-fair      Near to 15% above predicted 
                                 monthly values   

COMMENT: ASWFC SWF HF Communications Warning 18 was issued on 
6 February and is current for 6-8 Feb. Maximum usable frequencies 
(MUFs) in the southern Australian region were near predicted 
monthly values to 15% enhanced on UT day 07-Feb. MUFs in the 
northern Australian region were near predicted monthly values. 
MUFs are expected to be near predicted monthly values to 15% 
enhanced over 08-10 Feb, with a slight chance of depressions 
late on 10-Feb. Shortwave fadeouts are probable.

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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