[Ips-dhfpr] ASWFC Daily HF Prop Report - 04 January 24 issued 2330 UT on 04 Jan 2024 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 JANUARY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (04 JANUARY) 
Date   T index  Conditions    
04 Jan   119    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.1    0116UT  possible   lower  West Pacific
  M3.8    0155UT  possible   lower  West Pacific

MUFs:
   Cocos Island Region:
      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 : 10MeV Proton/PCA Event Began at 1955UT 03/01, Ended at 2205UT 03/01
 and, 10MeV Proton/PCA Event Began at 2250UT 03/01, Ended at 2155UT 04/01

Monthly T index:
Month  T index
Dec      110
Jan      106
Feb      105


2. FORECAST (05 JANUARY - 07 JANUARY)
Date   T index  Conditions       MUFs                              
05 Jan   120    Normal           Near predicted monthly values
06 Jan   120    Normal           Near predicted monthly values    
07 Jan   120    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 1 was issued on 
4 January and is current for 4-6 Jan. Maximum usable frequencies 
(MUFs) on UT day 04-Jan in the Australian region were near predicted 
monthly values. Spread F was observed at Perth. MUFs are expected 
to be near predicted monthly values over 05-07 Jan. 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