[Ips-dhfpr] SWS Daily HF Prop Report - 12 November 17 issued 2330 UT on 12 Nov 2017 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Mon Nov 13 10:30:22 EST 2017
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/12 NOVEMBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (12 NOVEMBER)
Date T index Conditions
12 Nov -26 Normal-fair
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Enhanced by 30% during local day.
Enhanced by 15% during local night.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 25% during local night.
Southern Australian Region:
Depressed by 20% during local day.
Depressed by 15% during local night.
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
2. FORECAST (13 NOVEMBER - 15 NOVEMBER)
Date T index Conditions MUFs
13 Nov -15 Normal-fair Near predicted monthly values/depressed
5 to 20%
14 Nov -10 Normal-fair Near predicted monthly values/depressed
5 to 15%
15 Nov -10 Normal-fair Near predicted monthly values/depressed
5 to 15%
COMMENT: SWS HF Communications Warning 48 was issued on 12 November
and is current for 12-13 Nov. Over the last 24 hours in the Australian/NZ
region MUFs were near predicted monthly values or depressed by
15%-25% as a consequence of the recent increased geomagnetic
activity. Similar HF conditions are expected for 13 Nov.
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
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