[Ips-dhfpr] ASWFC Daily HF Prop Report - 28 January 23 issued 2331 UT on 28 Jan 2023 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Sun Jan 29 10:31:05 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/28 JANUARY 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (28 JANUARY)
Date T index Conditions
28 Jan 114 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 35% during local day.
Enhanced by 65% during local night.
Niue Island Region:
Enhanced by 25% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Enhanced by 15% during local day.
Enhanced by 20% during local night.
Southern Australian Region:
Enhanced by 15% 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 (29 JANUARY - 31 JANUARY)
Date T index Conditions MUFs
29 Jan 105 Normal Near to 15% above predicted
monthly values
30 Jan 105 Normal Near to 15% above predicted
monthly values
31 Jan 105 Normal Near to 15% above predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) in the Australian
region on UT day 28-Jan were 15-20% enhanced. Sporadic E was
observed at several Australian sites during local night. MUFs
are expected to be near predicted monthly values to 15% enhanced
over 29-31 Jan. Sporadic E is possible during local night, affecting
lower frequencies.
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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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