[Ips-dhfpr] SWS Daily HF Prop Report - 22 February 21 issued 2347 UT on 22 Feb 2021

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/22 FEBRUARY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 FEBRUARY) 
Date   T index  Conditions    
22 Feb     3    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jan      2
Feb      12
Mar      15


2. FORECAST (23 FEBRUARY - 25 FEBRUARY)
Date   T index  Conditions       MUFs                              
23 Feb   -15    Normal-fair      Depressed 15%/near predicted 
                                 monthly values
24 Feb   -25    Normal-fair      15 to 25% below predicted monthly 
                                 values    
25 Feb   -10    Normal           Depressed 15%/near predicted 
                                 monthly values   

COMMENT: SWS HF Communications Warning 7 was issued on 22 February 
and is current for 23-24 Feb. On UT day 22 February, MUFs in 
the Australian region were mostly near predicted monthly values 
with some minor depressions. Sporadic E layers were observed, 
strong at times. MUFs in the Australian region are expected to 
be near predicted monthly values with depressions later on 23 
and 24 February. Depressions should subside on 25 February.

----------------------------------------------------------
For an explanation of some of the terms in this report, go to
http://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
PO Box 1386                         WWW: http://www.sws.bom.gov.au
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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