[Ips-dhfpr] ASWFC Daily HF Prop Report - 14 October 23 issued 2330 UT on 14 Oct 2023 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Sun Oct 15 10:30:17 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 OCTOBER 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (14 OCTOBER)
Date T index Conditions
14 Oct 124 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day.
Enhanced by 40% during local night.
Niue Island Region:
Enhanced by 15% during local day.
Enhanced by 15% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Sep 104
Oct 98
Nov 96
2. FORECAST (15 OCTOBER - 17 OCTOBER)
Date T index Conditions MUFs
15 Oct 135 Normal Near to 15% above predicted
monthly values
16 Oct 135 Normal Near to 15% above predicted
monthly values
17 Oct 130 Normal Near to 15% above predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) on UT day 14-Oct were
near predicted monthly values in the Australian region, with
enhancements of up to 15% observed in the northern Australian
region during local night. Mild Spread F was observed at Hobart
during local night. MUFs are expected to be near predicted monthly
values to 15% enhanced over 15-17 Oct. Isolated minor shortwave
fadeouts are possible.
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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.
Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au
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