[Ips-wsgr] SWS Weekly Solar and Geophysical Report (29 April 22) issued 0336 UT on 29 Apr 2022 [SEC=OFFICIAL]

Fri Apr 29 13:36:05 EST 2022

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 29 APRIL 2022, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
ASWAS SCALE DESCRIPTION: https://bit.ly/3lmaMBx

1. SUMMARY (22 APRIL - 28 APRIL)
Date     22    23    24    25    26    27    28
10cm    163   160   159   157   150   142   132
AFr       7    12     5     4     3    16  ( 11)
Aaus      5     7     2     2     1    13  ( 11)
T        79    88    79    83    76    84    94

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

22 Apr 
Solar:        R1, with an M1.1 at 0515UT, and an M3.4 at 
              1325UT
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 70% during local day.
      Enhanced by 105% during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 45% during local night.
      Enhanced by 65% after local dawn.
   Southern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 25% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

23 Apr 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Enhanced by 35% during local day.
      Enhanced by 15% during local night.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 55% during local night.
      Enhanced by 40% after local dawn.
   Southern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

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

25 Apr 
Solar:        R1, with an M1.2 at 0201UT, and an M1.2 at 
              0402UT
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 50% during local day.
      Enhanced by 25% during local night.
   Niue Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 70% during local night.
      Enhanced by 45% after local dawn.
   Southern Australian Region:
      Enhanced by 25% 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 30% over the UT day.

26 Apr 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day.
      Enhanced by 45% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 25% during local night.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 35% 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 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

27 Apr 
Solar:        R0
Geomagnetic:  G0-G1
Frequencies:  
   Cocos Island Region:
      Enhanced by 45% during local day.
      Enhanced by 150% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 35% during local day.
      Enhanced by 60% during local night.
      Enhanced by 30% after local dawn.
   Southern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 35% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

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

2. FORECAST (29 APRIL - 05 MAY)
Solar: 
R0 with a chance of R1.

Geomagnetic:  
G1 with a chance of G2 on 29 Apr. G0 on other days.

Frequencies:  
MUFs generally above predicted monthly values, with a chance
of degradations on 29-30 Apr.

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
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 

IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information.  The views expressed in 
this message are those of the individual sender, unless 
specifically stated to be the views of SWS.  If you are not 
the intended recipient, please contact the sender immediately 
and delete all copies of this e-mail and attachments. 
To unsubscribe from an IPS mail list either send an email to 
"MAIL_LIST"-leave at ips.gov.au or go to
http://www.sws.bom.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://www.sws.bom.gov.au/mailman/listinfo/ips-training.
General information is available from
http://www.sws.bom.gov.au/mailman/listinfo/ips-info.