[Ips-dhfpr] SWS Daily HF Prop Report - 13 February 22 issued 2331 UT on 13 Feb 2022

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/13 FEBRUARY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (13 FEBRUARY) 
Date   T index  Conditions    
13 Feb    61    Fair-normal    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 25% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   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
Jan      46
Feb      38
Mar      41


2. FORECAST (14 FEBRUARY - 16 FEBRUARY)
Date   T index  Conditions       MUFs                              
14 Feb    55    Normal           10 to 15% above predicted monthly 
                                 values
15 Feb    55    Normal           10 to 15% above predicted monthly 
                                 values    
16 Feb    55    Normal           10 to 15% above predicted monthly 
                                 values   

COMMENT: Frequencies of ionospheric support in the Australian 
region were depressed 15-20% during the local day yesterday in 
the Western Australian region (Perth and Learmonth). Other regional 
locations were near to above predicted monthly values, though 
Darwin was briefly depressed 15% after local dawn and then recovered 
and became enhanced. Ionospheric frequencies of support are expected 
to be near to 15% above predicted monthly values.

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