[Ips-dhfpr] SWS Daily HF Prop Report - 23 October 18 issued 2330 UT on 23 Oct 2018 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Wed Oct 24 10:30:20 EST 2018
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/23 OCTOBER 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (23 OCTOBER)
Date T index Conditions
23 Oct -18 Normal
Flares: none.
MUFs:
Niue Island Region:
Depressed by 20% during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 15% 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
Sep 0
Oct -5
Nov -5
2. FORECAST (24 OCTOBER - 26 OCTOBER)
Date T index Conditions MUFs
24 Oct -15 Normal-fair Near predicted monthly values/depressed
10 to 30%
25 Oct -12 Normal-fair Near predicted monthly values/depressed
10 to 20%
26 Oct -8 Normal Near predicted monthly values
COMMENT: MUFs over the Australian and Antarctic regions were
mainly near monthly predicted levels on UT day 23 October with
some periods of minor to mild depressions in the Northern regions.
Minor to moderate degradations in HF conditions and MUF depressions
may be possible on UT days 24 and 25 October in the Aus/NZ regions
due to expected rise in geomagnetic activity levels on these
days.
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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 bom.gov.au
Bureau of Meteorology
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Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp-out.sws.bom.gov.au
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