[Ips-dhfpr] SWS Daily HF Prop Report - 22 November 17 issued 2330 UT on 22 Nov 2017 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Thu Nov 23 10:30:28 EST 2017
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/22 NOVEMBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (22 NOVEMBER)
Date T index Conditions
22 Nov -1 Normal-fair
Cocos Island Region:
No data available.
Niue Island Region:
Enhanced by 15% during local day.
Enhanced by 15% during local night.
Northern Australian Region:
Near predicted monthly values 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.
PCA Event : No event.
Monthly T index:
Month T index
2. FORECAST (23 NOVEMBER - 25 NOVEMBER)
Date T index Conditions MUFs
23 Nov 0 Normal-fair Near predicted monthly values
24 Nov 0 Normal-fair Near predicted monthly values
25 Nov 5 Normal Near predicted monthly values
COMMENT: SWS HF Communications Warning 50 was issued on 22 November
and is current for 22-23 Nov. Variable HF conditions ranging
from slight enhancements to notable depressed MUFs of 10%-30%
for Equatorial/Northern AUS and Southern AUS/NZ regions observed
over the last 24 hours. Similar conditions are expected for the
next 2 days with further depressed MUFs for Northern AUS and
Southern AUS/NZ regions and fair ionospheric support for Antarctic
regions. MUFs expected to be near predicted monthly values for
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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