[Ips-dhfpr] SWS Daily HF Prop Report - 01 January 18 issued 2332 UT on 01 Jan 2018 [SEC=UNCLASSIFIED]
rwc
rwc at ips.gov.au
Tue Jan 2 10:32:41 EST 2018
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 JANUARY 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (01 JANUARY)
Date T index Conditions
01 Jan 6 Normal
Flares: none.
MUFs:
Cocos Island Region:
No data available during local day.
No data available during local night.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Dec -10
Jan 4
Feb 4
2. FORECAST (02 JANUARY - 04 JANUARY)
Date T index Conditions MUFs
02 Jan -10 Normal Near predicted monthly values/depressed
5 to 25%
03 Jan -5 Normal Near predicted monthly values
04 Jan 0 Normal Near predicted monthly values
COMMENT: SWS HF Communications Warning 1 was issued on 1 January
and is current for 2 Jan only. Near monthly predicted MUFs were
observed across Aus/NZ regions on UT day 1 Jan. Incidence of
Sporadic E blanketing were still evident over some Australian
ionosonde sites. The two day outlook (2 - 3 Jan) is for minor
to moderate MUF depression in response to the recent increase
in the geomagnetic activity associated with the coronal hole.
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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
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