[Ips-dhfpr] SWS Daily HF Prop Report - 30 January 22 issued 2337 UT on 30 Jan 2022
rwc
rwc at ips.gov.au
Mon Jan 31 10:37:05 EST 2022
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/30 JANUARY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (30 JANUARY)
Date T index Conditions
30 Jan 61 Normal
Flares Max Fadeout Freq. Sectors
M1.0 29/2347UT possible lower West Pacific
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Enhanced by 45% after local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Enhanced by 45% during local night.
Northern Australian Region:
Enhanced by 20% during local day.
Near predicted monthly values during local night.
Southern Australian Region:
Near predicted monthly values.
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 34
Jan 36
Feb 39
2. FORECAST (31 JANUARY - 02 FEBRUARY)
Date T index Conditions MUFs
31 Jan 55 Normal Near to 15% above predicted
monthly values
01 Feb 55 Normal Near to 15% above predicted
monthly values
02 Feb 15 Poor-fair Depressed 15%/near predicted
monthly values
COMMENT: Australian regional maximum usable frequencies (MUFs)
were near predicted monthly to enhanced values on 30 January.
Mostly normal HF conditions expected for the next tow UT days,
31 January- 01 February. Depressed MUFs are possible from 02
February due to expected increase in geomagnetic activity. Possible
shortwave fadeouts on daylight HF circuits over the next few
days.
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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.
Space Weather Services email: asfc at bom.gov.au
Bureau of Meteorology
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Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010 fax: +61 2 9213 8060
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