[Ips-dhfpr] ASWFC Daily HF Prop Report - 08 January 24 issued 2331 UT on 08 Jan 2024 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Tue Jan 9 10:31:06 EST 2024
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/08 JANUARY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (08 JANUARY)
Date T index Conditions
08 Jan 165 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 20% during local day.
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Near predicted monthly values over the UT day.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 15% during local night.
Southern Australian Region:
Enhanced by 20% during local day.
Enhanced by 30% during local night.
Enhanced by 25% after local dawn.
Antarctic Region (Casey/Davis/Mawson):
Enhanced by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Dec 110
Jan 106
Feb 105
2. FORECAST (09 JANUARY - 11 JANUARY)
Date T index Conditions MUFs
09 Jan 140 Normal Near to 15% above predicted
monthly values
10 Jan 140 Normal Near to 15% above predicted
monthly values
11 Jan 140 Normal Near to 15% above predicted
monthly values
COMMENT: ASWFC SWF HF Communications Warning 2 was issued on
6 January and is current for 7-9 Jan. Maximum usable frequencies
(MUFs) on UT day 08-Jan in the Australian region were near predicted
monthly values to 15-30% enhanced. Sporadic E was observed at
several Australian sites. MUFs are expected to be near predicted
monthly values to 15% enhanced over 09-11 Jan. Further sporadic
E in the Australian region is expected. 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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