[Ips-wsgr] SWS Weekly Solar and Geophysical Report (12 March 21) issued 0041 UT on 12 Mar 2021

[rwc]

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 12 MARCH 2021, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (05 MARCH - 11 MARCH)
Date     05    06    07    08    09    10    11
10cm     73    77    78    80    84    79    78
AFr       5    11     7     5     2     2  (  4)
Aaus      2    12     5     4     1     0  (  2)
T         8     9     1     5     5     7    15

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

05 Mar 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      No data available.
   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 with some
      depressions 02-07 UT.

06 Mar 
Solar:        Very low
Geomagnetic:  Quiet to Active
In the SWS magnetometer data for 06 Mar, a weak (9nT) impulse 
was observed at 0315UT.
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   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 to 20% depressed.

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

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

09 Mar 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 20% 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.

10 Mar 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

11 Mar 
Solar:        Very low
Geomagnetic:  Mostly quiet
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

 
2. FORECAST (12 MARCH - 18 MARCH)
Solar: 
Very low to low.

Geomagnetic:  
Quiet to unsettled conditions with active levels on 12-14 March

Frequencies:  
MUFs near predicted monthly values with possible mild to moderate MUF
depressions on 13-14 March.


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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