[Ips-dhfpr] ASWFC Daily HF Prop Report - 04 April 23 issued 2331 UT on 04 Apr 2023 [SEC=OFFICIAL]
Regional Warning Centre
rwc at ips.gov.au
Wed Apr 5 09:31:14 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 APRIL 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (04 APRIL)
Date T index Conditions
04 Apr 128 Normal
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 20% during local day.
Enhanced by 40% during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Enhanced by 25% during local day.
Near predicted monthly values during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Enhanced by 20% during local day.
Enhanced by 20-25% during local night and after local dawn.
Southern Australian Region:
Enhanced by 25% during local day.
Enhanced by 15-25% during local night and after local dawn.
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
Mar 132
Apr 84
May 84
2. FORECAST (05 APRIL - 07 APRIL)
Date T index Conditions MUFs
05 Apr 125 Normal Near to 15% above predicted
monthly values
06 Apr 125 Normal Near to 15% above predicted
monthly values
07 Apr 125 Normal Near to 15% above predicted
monthly values
COMMENT: Maximum usable frequencies (MUFs) on UT day 04-Apr in
the Australian region were enhanced by 15-25%. Spread F was observed
at Hobart during local night hours. MUFs are expected to be near
predicted monthly values to 15% enhanced over 05-07 Apr.
----------------------------------------------------------
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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