[Ips-dhfpr] IPS Daily HF Prop Report - 14 December 15 issued 2332 UT on 14 Dec 2015 [SEC=UNCLASSIFIED]
rwc
rwc at ips.gov.au
Tue Dec 15 10:32:57 EST 2015
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 DECEMBER 2015 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (14 DECEMBER)
Date T index Conditions
14 Dec 59 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Niue Island Region:
Near predicted monthly values.
Depressed 15% after local dawn.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Depressed by 15% during local day.
Near predicted monthly values 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
Nov 55
Dec 63
Jan 63
2. FORECAST (15 DECEMBER - 17 DECEMBER)
Date T index Conditions MUFs
15 Dec 45 Normal-fair Depressed 10 to 20%/near predicted
monthly values
16 Dec 40 Normal Depressed 15%/near predicted
monthly values
17 Dec 40 Normal Depressed 15%/near predicted
monthly values
COMMENT: IPS HF Communications Warning 80 was issued on 13 December
and is current for 15-17 Dec. Observed MUF's were mostly near
predicted monthly values Dec 14 over the Australian region. Periods
of disturbance with minor MUF depressions are expected days one
and two of the forecast period due to elevated geomagnetic activity.
Disturbance is likely to persist into day three, contracting
to S Aus/Antarctic regions.
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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
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