[Ips-dhfpr] ASWFC Daily HF Prop Report - 08 December 24 issued 2330 UT on 08 Dec 2024 [SEC=OFFICIAL]
Australian Space Weather Forecasting Centre
aswfc at bom.gov.au
Mon Dec 9 10:30:49 AEDT 2024
SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/08 DECEMBER 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (08 DECEMBER)
Date T index Conditions
08 Dec 133 Normal-fair
Flares Max Fadeout Freq. Sectors
M3.2 07/2215UT possible lower East Pacific/
North American
X2.2 0906UT probable all Mid East/Indian
M1.5 1611UT possible lower South American/
Atlantic
MUFs:
Cocos Island Region:
Mostly near predicted monthly values.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Nov 127
Dec 117
Jan 114
2. FORECAST (09 DECEMBER - 11 DECEMBER)
Date T index Conditions MUFs
09 Dec 140 Normal Near to 15% above predicted
monthly values
10 Dec 140 Normal Near to 15% above predicted
monthly values
11 Dec 140 Normal Near to 15% above predicted
monthly values
COMMENT: ASWFC SWF HF Communications Warning 142 was issued on
8 December and is current for 8-10 Dec. Maximum usable frequencies
(MUFs) in the Australian region on UT day 08-Dec were near predicted
monthly values, with some isolated periods of sporadic E impacting
local HF propagation conditions at Darwin, Townsville, Hobart
and Norfolk Island. MUFs are expected to be near predicted monthly
values to 15% enhanced over 09-11 Dec, with further isolated
periods of sporadic E possible. 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
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