[Ips-dhfpr] IPS Daily HF Prop Report - 18 November 15 issued 2330 UT on 18 Nov 2015 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Thu Nov 19 10:30:34 EST 2015
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/18 NOVEMBER 2015 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 NOVEMBER)
Date T index Conditions
18 Nov 75 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Depressed by 25% after local dawn.
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
Oct 37
Nov 66
Dec 65
2. FORECAST (19 NOVEMBER - 21 NOVEMBER)
Date T index Conditions MUFs
19 Nov 55 Normal-fair Near predicted monthly values/depressed
10 to 30%
20 Nov 65 Normal-fair Near predicted monthly values/depressed
5 to 20%
21 Nov 75 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 73 was issued on 18 November
and is current for 19-20 Nov. MUFs were mostly near predicted
values across the Australian region on 18 November. Minor to
moderate MUF depressions may be expected on 19 and 20 November,
especially in the Southern Aus/NZ regions due to an expected
rise in geomagnetic activity levels on these days. Conditions
may gradually return to near normal by 21 November.
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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 ips.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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