[Ips-dhfpr] ASWFC Daily HF Prop Report - 17 January 24 issued 2330 UT on 17 Jan 2024 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Thu Jan 18 10:30:19 EST 2024
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/17 JANUARY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (17 JANUARY)
Date T index Conditions
17 Jan 178 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 30% during local night.
Enhanced by 25% after local dawn.
Niue Island Region:
Enhanced by 30% during local day.
Enhanced by 40% during local night.
Northern Australian Region:
Enhanced by 20% during local day.
Enhanced by 60% during local night.
Southern Australian Region:
Enhanced by 15% during local day.
Enhanced by 25% during local night.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Dec 110
Jan 106
Feb 105
2. FORECAST (18 JANUARY - 20 JANUARY)
Date T index Conditions MUFs
18 Jan 160 Normal 20-50% above predicted monthly
values
19 Jan 160 Normal 20-50% above monthly predicted
values
20 Jan 160 Normal 20-50% above monthly predicted
values
COMMENT: Maximum usable frequencies (MUFs) on UT day 17-Jan were
enhanced by 15-60% from monthly predicted values in the Australian
region. Ionospheric conditions in the Australian region were
generally good on 17-Jan. MUFs are expected to be 20-50% enhanced
over 18-20 Jan.
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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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