[Ips-dhfpr] SWS Daily HF Prop Report - 24 April 18 issued 2330 UT on 24 Apr 2018 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Wed Apr 25 09:30:27 EST 2018
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/24 APRIL 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (24 APRIL)
Date T index Conditions
24 Apr 5 Normal
Flares: none.
MUFs:
Niue Island Region:
Depressed by 15% during local day.
Enhanced by 20% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 20% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Mar 2
Apr 2
May 1
2. FORECAST (25 APRIL - 27 APRIL)
Date T index Conditions MUFs
25 Apr 5 Normal Near predicted monthly values
26 Apr 2 Normal-fair Near predicted monthly values/depressed
10 to 20%
27 Apr 0 Normal-fair Near predicted monthly values/depressed
10 to 30%
COMMENT: MUFs were mainly near predicted monthly values over
most of the Aus/NZ region with periods of minor depressions as
well as enhancements in the northern areas on UT day 24 April.
Periods of minor MUF enhancements were also recorded in some
southern areas on this day. Mostly normal HF conditions may be
expected in the Aus/NZ region on 25 April. Minor to moderate
MUF depressions and degradations in HF conditions are expected
on 26 and 27 April.
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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
tel: +61 2 9213 8010 fax: +61 2 9213 8060
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