[Ips-wsgr] SWS Weekly Solar and Geophysical Report (08 April 22) issued 0117 UT on 08 Apr 2022 [SEC=OFFICIAL]

Fri Apr 8 11:17:47 EST 2022

SUBJ: SWS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 08 APRIL 2022, BY Space Weather Services,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
ASWAS DESCRIPTION SCALE: https://www.sws.bom.gov.au

1. SUMMARY (01 APRIL - 07 APRIL)
Date     01    02    03    04    05    06    07
10cm    147   143   140   128   122   117    96
AFr      12    19     7     8     6     6  ( 13)
Aaus     14    13     4     6     4     4  ( 11)
T        88    69    77    95    88    89    94

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

01 Apr 
Solar:        R0
Geomagnetic:  G0
In the SWS magnetometer data for 01 Apr, a weak (15nT) impulse 
was observed at 1250UT.
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day.
      Enhanced by 30% during local night.
      Enhanced by 35% after local dawn.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 60% during local night.
      Enhanced by 60% after local dawn.
   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.

02 Apr 
Solar:        R1, with an M2.9 at 0256UT, an M3.9 at 1356UT, 
              and an M4.3 at 1744UT
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Near predicted monthly values during local night.
      Enhanced by 30% after local dawn.
   Niue Island Region:
      Enhanced by 35% during local day.
      Enhanced by 40% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values 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.

03 Apr 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 50% during local day.
      Enhanced by 90% during local night.
      Enhanced by 20% after local dawn.
   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 20% after local dawn.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

04 Apr 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 40% during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 55% during local day.
      Enhanced by 25% during local night.
   Northern Australian Region:
      Enhanced by 50% during local day.
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian Region:
      Enhanced by 30% during local day.
      Enhanced by 25% during local night.
      Enhanced by 40% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

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

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

07 Apr 
Solar:        R0
Geomagnetic:  G0
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 15% during local day.
      Enhanced by 25% 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 50% 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):
      Near predicted monthly values over the UT day.

2. FORECAST (08 APRIL - 14 APRIL)
Solar:
R0, very slight chance of R1.

Geomagnetic:
G0, with possible G1 conditions on 9 Apr and 11-12 Apr.

Frequencies:  
MUFs near predicted monthly values, to 20% 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
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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