[Ips-dhfpr] ASWFC Daily HF Prop Report - 27 March 24 issued 2331 UT on 27 Mar 2024 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/27 MARCH 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 MARCH) 
Date   T index  Conditions    
27 Mar   126    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.1    0144UT  possible   lower  West Pacific
  M1.1    0641UT  possible   lower  Mid East/Indian

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      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
Feb      138
Mar      111
Apr      112


2. FORECAST (28 MARCH - 30 MARCH)
Date   T index  Conditions       MUFs                              
28 Mar   120    Normal           Near predicted monthly values
29 Mar   120    Normal           Near predicted monthly values    
30 Mar   120    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 33 was issued on 
26 March and is current for 27-29 Mar. Maximum usable frequencies 
(MUFs) on UT day 27-Mar were near predicted monthly values in 
the Australian region. Spread F was observed at Hobart during 
local night. MUFs are expected to be near predicted monthly values 
over 28-30 Mar. Shortwave fadeouts are probable.

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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