[Ips-dhfpr] IPS Daily HF Prop Report - 09 December 15 issued 2330 UT on 09 Dec 2015 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Thu Dec 10 10:30:37 EST 2015
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/09 DECEMBER 2015 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (09 DECEMBER)
Date T index Conditions
09 Dec 58 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day.
Enhanced by 15% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Nov 55
Dec 63
Jan 63
2. FORECAST (10 DECEMBER - 12 DECEMBER)
Date T index Conditions MUFs
10 Dec 45 Fair Near predicted monthly values
11 Dec 20 Normal 20 to 30% below predicted monthly
values
12 Dec 20 Normal 20 to 30% below predicted monthly
values
COMMENT: IPS HF Communications Warning 77 was issued on 7 December
and is current for 8-10 Dec. HF conditions were near predicted
monthly values during the UT day, 09 December, over the Australian
region. Isolated periods of blanketing sporadic-E conditions
continue to be observed in the eastern Australian region. Expect
near predicted to minor depressions today with possible degraded
conditions late in the UT day and tomorrow, 11 December, due
to an increase in geomagnetic activity.
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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 ips.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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