[Ips-dhfpr] ASWFC Daily HF Prop Report - 03 September 24 issued 2331 UT on 03 Sep 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/03 SEPTEMBER 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (03 SEPTEMBER) 
Date   T index  Conditions    
03 Sep   166    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.5 02/2301UT  possible   lower  West Pacific
  M1.4    0722UT  possible   lower  Mid East/Indian
  M3.3    1602UT  possible   lower  South American/
                                    Atlantic

MUFs:
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 85% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Enhanced by 15% during local day.
      Enhanced by 15-20% during local night and after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 65% during local night.
   Southern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 30-35% during local night and after local dawn.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Aug      159
Sep      117
Oct      116


2. FORECAST (04 SEPTEMBER - 06 SEPTEMBER)
Date   T index  Conditions       MUFs                              
04 Sep   170    Normal           15 to 25% above predicted monthly 
                                 values
05 Sep   170    Normal           15 to 25% above predicted monthly 
                                 values    
06 Sep   170    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 97 was issued on 
3 September and is current for 4-6 Sep. Maximum usable frequencies 
(MUFs) in the Australian region on UT day 03-Sep were near predicted 
monthly values to 65% enhanced. Ionospheric scintillation was 
observed at Niue and Weipa over the interval 03/0910-1340UT. 
MUFs are expected to be 15-35% enhanced over 04-06 Sep. Shortwave 
fadeouts are probable.

----------------------------------------------------------
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