[Ips-dhfpr] ASWFC Daily HF Prop Report - 16 October 23 issued 2331 UT on 16 Oct 2023 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Tue Oct 17 10:31:11 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 OCTOBER 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 OCTOBER)
Date T index Conditions
16 Oct 149 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 40% during local day.
Enhanced by 80% during local night.
Niue Island Region:
Enhanced by 35% during local day.
Enhanced by 30% during local night.
Northern Australian Region:
Enhanced by 20% during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Enhanced by 15% during local day.
Enhanced by 30-35% during local night and after local dawn.
Antarctic Region (Casey/Davis/Mawson):
Enhanced by 25% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Sep 104
Oct 98
Nov 96
2. FORECAST (17 OCTOBER - 19 OCTOBER)
Date T index Conditions MUFs
17 Oct 140 Normal Near to 15% above predicted
monthly values
18 Oct 140 Normal Near to 15% above predicted
monthly values
19 Oct 140 Normal Near to 15% above predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) on UT day 16-Oct were
enhanced by 15-40% in the Australian region. MUFs are expected
to be near predicted monthly values to 15% enhanced over 17-19
Oct. Isolated minor shortwave fadeouts are possible.
----------------------------------------------------------
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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