[Ips-dhfpr] SWS Daily HF Prop Report - 10 January 20 issued 2331 UT on 10 Jan 2020
Regional Warning Centre
rwc at ips.gov.au
Sat Jan 11 10:31:28 EST 2020
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 JANUARY 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (10 JANUARY)
Date T index Conditions
10 Jan -28 Normal
Flares: none.
MUFs:
Cocos Island Region:
Depressed by 35% during local day.
Depressed by 20% during local night.
Enhanced by 30% after local dawn.
Niue Island Region:
Depressed by 20% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Enhanced by 20% during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Depressed by 20% 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
Dec -29
Jan -16
Feb -17
2. FORECAST (11 JANUARY - 13 JANUARY)
Date T index Conditions MUFs
11 Jan -20 Normal Near predicted monthly values/depressed
10 to 20%
12 Jan -15 Normal Near predicted monthly values
13 Jan -15 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) were mostly near predicted
monthly values for the Australian region on 10 January. Mild
depressions were observed in the Southern Australian region during
local day. Sporadic-E occurrences were seen over all Australian
sites. Similar HF propagation conditions are expected for the
next three UT days, 11-13 January.
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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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