[Ips-dhfpr] IPS Daily HF Prop Report - 22 May 16 issued 2330 UT on 22 May 2016 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Mon May 23 09:30:39 EST 2016
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/22 MAY 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (22 MAY)
Date T index Conditions
22 May 33 Mildly depressed/normal
Flares: B class flares
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 20% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Depressed by 35% during local night.
Southern Australian Region:
Mostly 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
Apr 30
May 47
Jun 46
2. FORECAST (23 MAY - 25 MAY)
Date T index Conditions MUFs
23 May 40 Mildly depressed 5 to 25% below predicted monthly
to normal values
24 May 40 Mildly depressed 5 to 25% below predicted monthly
to normal values
25 May 40 Mildly depressed 5 to 25% below predicted monthly
to normal values
COMMENT: Conditions for HF radio wave propagation were mildly
depressed throughout the Australian region during 22 May UT.
Cocos Island was an exception: the preliminary daily T index
was 76 due to a 70% enhancement in plasma density at 10 UT.
Conditions are expected to remain mildly depressed throughout
most of the Australian region during the next 2 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
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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