[Ips-dhfpr] ASWFC Daily HF Prop Report - 10 March 25 issued 2330 UT on 10 Mar 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 MARCH 2025
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (10 MARCH) 
Date   T index  Conditions    
10 Mar   104    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Depressed by 30% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Feb      127
Mar      117
Apr      114


2. FORECAST (11 MARCH - 13 MARCH)
Date   T index  Conditions       MUFs                              
11 Mar   110    Normal           Near predicted monthly values
12 Mar   110    Normal-fair      Near predicted monthly values    
13 Mar   110    Normal-fair      Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 10-Mar in 
the Australian region were near predicted monthly values. Spread 
F was observed at Hobart during local night hours. Ionospheric 
scintillation was observed at Weipa over the interval 10/1108-1250UT. 
MUFs are expected to be near predicted monthly values over 11-13 
Mar. Shortwave fadeouts are possible.

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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