[Ips-dhfpr] SWS Daily HF Prop Report - 18 March 20 issued 2331 UT on 18 Mar 2020
Regional Warning Centre
rwc at ips.gov.au
Thu Mar 19 10:31:25 EST 2020
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/18 MARCH 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 MARCH)
Date T index Conditions
18 Mar 4 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Depressed by 15% during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
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
Feb -8
Mar -15
Apr -16
2. FORECAST (19 MARCH - 21 MARCH)
Date T index Conditions MUFs
19 Mar 4 Normal Near predicted monthly values
20 Mar 6 Normal Near predicted monthly values
21 Mar 6 Normal Near predicted monthly values
COMMENT: Maximum usable frequencies (MUFs) were mostly near predicted
monthly values across the Australian region for UT day 18 March
with periods of mild to moderate enhancements. Minor depressions
were also recorded in northern Australian region during local
day time. Nearly similar levels of ionospheric support may be
expected for the next three UT days (19 to 21 March) in the region.
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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
tel: +61 2 9213 8010 fax: +61 2 9213 8060
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