[Ips-dhfpr] SWS Daily HF Prop Report - 12 January 21 issued 2330 UT on 12 Jan 2021
Regional Warning Centre
rwc at ips.gov.au
Wed Jan 13 10:30:12 EST 2021
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/12 JANUARY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (12 JANUARY)
Date T index Conditions
12 Jan -13 Normal
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 30% during local night.
Niue Island Region:
No data available.
Northern Australian Region:
Mostly near predicted monthly values.
Southern Australian Region:
Depressed by 20% during local day.
Depressed by 15% 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
2. FORECAST (13 JANUARY - 15 JANUARY)
Date T index Conditions MUFs
13 Jan -8 Normal Near predicted monthly values/depressed
5 to 15%
14 Jan 0 Normal Near predicted monthly values
15 Jan 0 Normal Near predicted monthly values
COMMENT: On UT day 12 January, MUFs in the Northern Australian
region were mostly near predicted monthly levels; in the Southern
Australian region mildly to moderately depressed MUFs were observed.
Sporadic Es were observed at several Australian sites. MUFs in
the Australian region are expected to be mostly near predicted
monthly levels on 13-15 January. Mild to moderate depressions
are possible on 13 January as a consequence of the recent increase
in geomagnetic activity. Sporadic E occurrences are expected
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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