[Ips-dhfpr] SWS Daily HF Prop Report - 14 September 21 issued 2330 UT on 14 Sep 2021
Regional Warning Centre
rwc at ips.gov.au
Wed Sep 15 09:30:57 EST 2021
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 SEPTEMBER 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (14 SEPTEMBER)
Date T index Conditions
14 Sep 19 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values 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:
Near predicted monthly values.
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
Aug 14
Sep 27
Oct 30
2. FORECAST (15 SEPTEMBER - 17 SEPTEMBER)
Date T index Conditions MUFs
15 Sep 20 Normal Near predicted monthly values
16 Sep 15 Normal Near predicted monthly values
17 Sep 10 Normal-fair Near predicted monthly values/depressed
10 to 20%
COMMENT: MUFs in the Australian region on UT day 14 September
were mostly near predicted monthly values. Some moderately depressed
MUFs were observed over the Cocos Island region during the local
night. MUFs in the Australian region on UT days 15-17 September
are expected to be mostly near predicted monthly values. Some
mild MUF depressions may occur on UT day 17 September due to
a possible increase in geomagnetic activity.
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For an explanation of some of the terms in this report, go to
https://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
Space Weather Services email: asfc at bom.gov.au
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