[Ips-dhfpr] ASWFC Daily HF Prop Report - 03 January 23 issued 2331 UT on 03 Jan 2023 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Wed Jan 4 10:31:06 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 JANUARY 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (03 JANUARY)
Date T index Conditions
03 Jan 119 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 25% during local day.
Enhanced by 35% during local night.
Niue Island Region:
Mostly near predicted monthly values.
Northern Australian Region:
Enhanced by 20% during local day.
Enhanced by 30% during local night.
Southern Australian Region:
Near predicted monthly values during local day.
Enhanced by 20% during local night.
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
Dec 84
Jan 71
Feb 72
2. FORECAST (04 JANUARY - 06 JANUARY)
Date T index Conditions MUFs
04 Jan 100 Normal-fair Near to 15% above predicted
monthly values
05 Jan 100 Normal-fair Near to 15% above predicted
monthly values
06 Jan 100 Normal Near to 15% above predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) in the Australian
region on UT day 03-Jan were near predicted monthly values to
20% enhanced during the local day and enhanced 20-30% during
local night hours. Sporadic E was observed at some middle latitude
sites. MUFs are generally expected to be near predicted monthly
values to 15% enhanced over 04-06 Jan. Degraded HF conditions
may be experienced over 04-05 Jan for the southern Australian
region during local night hours.
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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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