[Ips-dhfpr] SWS Daily HF Prop Report - 04 May 21 issued 2330 UT on 04 May 2021
Regional Warning Centre
rwc at ips.gov.au
Wed May 5 09:30:21 EST 2021
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 MAY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (04 MAY)
Date T index Conditions
04 May 9 Normal-fair
Flares: none.
MUFs:
Cocos Island Region:
No data available.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Depressed by 25% after local dawn.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Apr 12
May 21
Jun 24
2. FORECAST (05 MAY - 07 MAY)
Date T index Conditions MUFs
05 May 5 Normal Near predicted monthly values
with some possible mild depressions
06 May 5 Normal Near predicted monthly values
with some possible mild depressions
07 May 5 Normal Near predicted monthly values
with some possible mild depressions
COMMENT: MUFs in the Australian region on UT day 4 May were mostly
near predicted monthly values with some mild depressions. Sporadic
E was observed at the Townsville and Darwin stations during 4-12
UT. In the Australian region, MUFs are expected to be near predicted
monthly values on UT days 5-7 May with some possible mild depressions.
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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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