[Ips-whfpr] SWS Weekly Prop. Report (06 December 17) issued 0111 UT on 06 Dec 2017 [SEC=UNCLASSIFIED]

rwc rwc at ips.gov.au
Wed Dec 6 12:11:56 EST 2017


SUBJ: SWS WEEKLY HF PROPAGATION REPORT
ISSUED ON 06 DECEMBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (29 NOVEMBER - 05 DECEMBER)
Date   T index   Conditions        
29 Nov  -17      Normal-fair       
MUFS:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

30 Nov  -13      Normal-fair       
MUFS:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Mostly near predicted monthly values.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Depressed by 30% 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.

01 Dec   -1      Normal            
MUFS:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   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 over the UT day.

02 Dec   -8      Normal            
MUFS:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

03 Dec  -20      Normal-fair       
MUFS:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Enhanced by 30% during local day.
      Near predicted monthly values during local night.
      Depressed by 35% after local dawn.
   Northern Australian Region:
      Depressed by 20% during local day.
      Depressed by 20% during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

04 Dec  -21      Normal-fair       
MUFS:
   Niue Island Region:
      Depressed by 30% during local day.
      No data available during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 35% during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

05 Dec  -21      Fair              
MUFS:
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      No data available during local night.
   Southern Australian Region:
      Depressed by 25% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 20% over the UT day.

Predicted Monthly T index for December:   4

2. FORECAST (06 DECEMBER - 12 DECEMBER) 
MUFS: Minor to moderate depressions possible on 6 and 7 Dec
MUFs near predicted monthly values on other days.

Propagation conditions:  Fair-Poor on 6 Dec. Fair on 7 Dec. Otherwise mostly
normal. 
No SWFs.

T index: 0
SWS HF Communications Warning 52 was issued on 5 December and 
is current for 5-7 Dec.

3. OUTLOOK (13 DECEMBER - 12 JANUARY)
Degraded HF propagation conditions possible:
18 Dec,  31 Dec to 4 Jan

PLEASE NOTE:
Space weather conditions can frequently be determined by short 
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.

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 

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.



                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              


More information about the ips-whfpr mailing list