[Ips-dhfpr] IPS Daily HF Prop Report - 25 April 16 issued 2330 UT on 25 Apr 2016 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Tue Apr 26 09:30:41 EST 2016
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/25 APRIL 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (25 APRIL)
Date T index Conditions
25 Apr 30 Fair-normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Depressed by 20% after local dawn.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 35% during local night.
Northern Australian Region:
Depressed by 20% during local day.
Depressed by 35% during local night.
Southern Australian Region:
Depressed by 15% during local day.
No data available during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Mar 50
Apr 50
May 49
2. FORECAST (26 APRIL - 28 APRIL)
Date T index Conditions MUFs
26 Apr 30 Fair-normal Near predicted monthly values/depressed
10 to 20%
27 Apr 40 Normal-fair Near predicted monthly values
28 Apr 40 Normal-fair Near predicted monthly values
COMMENT: Conditions for HF radio propagation on UT day, 25 Apr,
were generally depressed over all Australian region. Isolated
periods of sporadic E and spread F were noted in the Australian
region. Expect near predicted values to mild depressions over
the next 3 days due to low incoming solar ionising flux.
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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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