[Ips-dhfpr] SWS Daily HF Prop Report - 24 April 19 issued 2330 UT on 24 Apr 2019
Regional Warning Centre
rwc at ips.gov.au
Thu Apr 25 09:30:22 EST 2019
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/24 APRIL 2019 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 6 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 50% during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 30% 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
Mar -7
Apr -12
May -12
2. FORECAST (25 APRIL - 27 APRIL)
Date T index Conditions MUFs
25 Apr 5 Normal Near to 15% above predicted
monthly values
26 Apr 3 Normal Near predicted monthly values
27 Apr 2 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) ranged from near predicted
monthly values to moderately enhanced levels during the last
24 hours for Australian region. Mostly normal HF conditions and
near predicted monthly MUFs are expected for the next three UT
days, 25-27 April, in the Australian/NZ regions. Moderately elevated
MUFs are likely for 25 April due to predicted increase in the
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 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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