[Ips-dhfpr] SWS Daily HF Prop Report - 31 January 21 issued 2330 UT on 31 Jan 2021

Regional Warning Centre rwc at ips.gov.au
Mon Feb 1 10:30:12 EST 2021


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/31 JANUARY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 JANUARY) 
Date   T index  Conditions    
31 Jan     2    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   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
Dec      11
Jan      9
Feb      11


2. FORECAST (01 FEBRUARY - 03 FEBRUARY)
Date   T index  Conditions       MUFs                              
01 Feb     5    Normal-fair      Near predicted monthly values
02 Feb   -20    Normal           15 to 20% below predicted monthly 
                                 values    
03 Feb   -10    Normal           Depressed 15%/near predicted 
                                 monthly values   

COMMENT: On UT day 31 January, MUFs were mostly near predicted 
monthly values with some minor depressions. Sporadic E was observed, 
strong at times. MUFs in the Australian region are expected to 
be near predicted monthly values on 01 February with possible 
depressions later in the period. Minor to moderate depressions 
likely on 02-03 February in response to expected geomagnetic 
activity.

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