[Ips-wsgr] SWS Weekly Solar and Geophysical Report (27 May 22) issued 0051 UT on 27 May 2022 [SEC=OFFICIAL]

[rwc]

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 27 MAY 2022, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
ASWAS SCALE DESCRIPTION: https://bit.ly/3lmaMBx

1. SUMMARY (20 MAY - 26 MAY)
Date     20    21    22    23    24    25    26
10cm    166   167   165   158   147   137   123
AFr      12     9    11     6     3     7  (  7)
Aaus      7     8     9     2     1     3  (  1)
T        91    97    93    84    81    82    78

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

20 May 
Solar:        R1, with an M3.0 at 0745UT
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 30% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 30% after local dawn.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 25% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 15% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

21 May 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 25% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Enhanced by 30% during local day.
      Enhanced by 35% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Enhanced by 30% during local day.
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

22 May 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 30% during local day.
      Enhanced by 45% during local night.
      Enhanced by 25% after local dawn.
   Niue Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 30% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Enhanced by 30% during local day.
      Enhanced by 25% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

23 May 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Enhanced by 30% during local day.
      Enhanced by 35% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

24 May 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Depressed by 15% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

25 May 
Solar:        R1, with an M1.3 at 1824UT
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Mostly near predicted monthly values.
      Enhanced by 25% after local dawn.
   Niue Island Region:
      Enhanced by 30% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

26 May 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
      Enhanced by 40% after local dawn.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 20% during local night.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

 
2. FORECAST (27 MAY - 02 JUNE)
Solar: 
R0-R1, with a slight chance of R2.

Geomagnetic:  
G0.

Frequencies:  
MUFs near predicted monthly values, to slightly enhanced.


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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