[Ips-dhfpr] SWS Daily HF Prop Report - 01 August 22 issued 2330 UT on 01 Aug 2022 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Tue Aug 2 09:30:57 EST 2022
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 AUGUST 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (01 AUGUST)
Date T index Conditions
01 Aug 49 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 20% during local day.
Depressed by 35% during local night.
Depressed by 30% after local dawn.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 30% during local night.
Northern Australian Region:
Depressed by 15% during local day.
Depressed by 20% during local night and after local dawn.
Southern Australian Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Jul 65
Aug 67
Sep 68
2. FORECAST (02 AUGUST - 04 AUGUST)
Date T index Conditions MUFs
02 Aug 50 Normal Depressed 0 to 15%/near predicted
monthly values
03 Aug 50 Normal Depressed 0 to 15%/near predicted
monthly values
04 Aug 50 Normal Depressed 0 to 15%/near predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) on UT day 01-Aug were
mostly near predicted monthly values to 15-20% depressed at some
Australian sites. Ionospheric conditions were degraded during
local night hours in Northern Australia. Spread-F was observed
at several Australian sites. MUFs are expected to be near predicted
monthly values to 15% depressed over 02-04 Aug.
----------------------------------------------------------
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
Level 2 Bice Building, Lot Fourteen Precinct, North Terrace, Adelaide SA 5000
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au
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