[Ips-dhfpr] SWS Daily HF Prop Report - 21 March 21 issued 2336 UT on 21 Mar 2021
rwc at ips.gov.au
Mon Mar 22 10:36:23 EST 2021
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/21 MARCH 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 MARCH)
Date T index Conditions
21 Mar 3 Normal-fair
Cocos Island Region:
No data available.
Niue Island Region:
No data available.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Depressed by 20% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
2. FORECAST (22 MARCH - 24 MARCH)
Date T index Conditions MUFs
22 Mar -15 Fair-normal 10 to 30% below predicted monthly
23 Mar -15 Fair-normal 10 to 30% below predicted monthly
24 Mar -5 Normal-fair 10 to 20% below predicted monthly
COMMENT: SWS HF Communications Warning 10 was issued on 19 March
and is current for 20-22 Mar. On UT day 21 March, MUFs in the
Australian region were mostly near predicted monthly values with
some mild to moderate depressions at High to Mid latitude regions.
Mild to moderate MUF depressions are possible on UT days 22-24
March in response to forecast geomagnetic activity.
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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