[Ips-wsgr] SWS Weekly Solar and Geophysical Report (10 April 20) issued 0205 UT on 10 Apr 2020

[rwc]

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 10 APRIL 2020, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (03 APRIL - 09 APRIL)
Date     03    04    05    06    07    08    09
10cm     70    70    71    70    70    70    70
AFr       7     4     4     2     3    10  (  4)
Aaus      5     2     2     0     0     9  (  2)
T         1     3    -1    -0    -4    12    -2

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

03 Apr 
Solar:        Very low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 65% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Northern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

04 Apr 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 60% during local day.
      Enhanced by 120% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

05 Apr 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 40% during local night.
      Enhanced by 30% after local dawn.
   Niue Island Region:
      Depressed by 15% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

06 Apr 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day.
      Enhanced by 80% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

07 Apr 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 40% during local night.
   Niue Island Region:
      Near predicted monthly values.
   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.
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

08 Apr 
Solar:        Very low
Geomagnetic:  Quiet to Active
Frequencies:  
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 130% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 50% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 40% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

09 Apr 
Solar:        Very low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 40% during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Depressed by 15% during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

 
2. FORECAST (10 APRIL - 16 APRIL)
Solar: 
Very Low 

Geomagnetic:  
Quiet to unsettled conditions. Passible active periods on 11 April.

Frequencies:  
MUFs mostly near predicted monthly values.


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
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