[Ips-dhfpr] ASWFC Daily HF Prop Report - 10 April 23 issued 2343 UT on 10 Apr 2023 [SEC=OFFICIAL]
rwc
rwc at ips.gov.au
Tue Apr 11 09:43:02 EST 2023
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 APRIL 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (10 APRIL)
Date T index Conditions
10 Apr 132 Normal
Flares Max Fadeout Freq. Sectors
M2/-- 0520UT possible lower E. Asia/Aust.
MUFs:
Cocos Island Region:
Enhanced by 20-35%.
Niue Island Region:
Enhanced by 25% during local day.
Enhanced by 40% during local night.
Northern Australian Region:
Enhanced by 15-35%.
Southern Australian Region:
Enhanced by 20-25%.
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 (11 APRIL - 13 APRIL)
Date T index Conditions MUFs
11 Apr 130 Normal-fair Near to 15% above predicted
monthly values
12 Apr 130 Fair-normal Near to 15% above predicted
monthly values
13 Apr 130 Normal Near to 15% above predicted
monthly values
COMMENT: ASWFC SWF HF Communications Warning 35 was issued on
10 April and is current for 10-12 Apr. Maximum usable frequencies
(MUFs) on UT day 10-Apr in the Australian region were enhanced
by 15-40%. MUFs are expected to be near predicted monthly values
to 15% enhanced over 11-13 Apr. Mild degradations are possible
during local night hours on 11-Apr, due to expected mild increase
in geomagnetic activity. Isolated shortwave fadeouts are possible.
----------------------------------------------------------
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
More information about the ips-dhfpr
mailing list