[Ips-wsgr] SWS Weekly Solar and Geophysical Report (15 October 21) issued 0152 UT on 15 Oct 2021

[rwc]

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 15 OCTOBER 2021, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (08 OCTOBER - 14 OCTOBER)
Date     08    09    10    11    12    13    14
10cm     92    81    85    89    84    84    83
AFr       3     4     9    15    32     5  (  5)
Aaus      1     2     8     8    30     2  (  6)
T        20    21    17    14    16     8     5

Solar:        Solar flare activity
Geomagnetic:  Geomagnetic activity observed for Australian region.
Frequencies:  Australian ionospheric F2 critical frequencies

08 Oct 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

09 Oct 
Solar:        Moderate, with an M1.5 at 0640UT
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Niue Island Region:
      No data .
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

10 Oct 
Solar:        Low
Geomagnetic:  Quiet to Active
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   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):
      Near predicted monthly values over the UT day.

11 Oct 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Depressed by 20% during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      No data.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

12 Oct 
Solar:        Very low
Geomagnetic:  Quiet to Major Storm
In the SWS magnetometer data for 12 Oct, a weak (13nT) impulse 
was observed at 0226UT.
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      No data .
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Depressed by 15% during local day.
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

13 Oct 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      No data.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Southern Australian Region:
      Depressed by 20% during local day.
      Depressed by 15% during local night.
      Depressed by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

14 Oct 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Southern Australian Region:
      Depressed by 25% during local day.
      Depressed by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

 
2. FORECAST (15 OCTOBER - 21 OCTOBER)
Solar: 
Low

Geomagnetic:  
Quiet to unsettled conditions.

Frequencies:  
MUFs near 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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