[Ips-dhfpr] SWS Daily HF Prop Report - 25 March 18 issued 2330 UT on 25 Mar 2018 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/25 MARCH 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (25 MARCH) 
Date   T index  Conditions    
25 Mar    13    Normal         

Flares: none.

MUFs:
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 40% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Feb      -1
Mar      3
Apr      2


2. FORECAST (26 MARCH - 28 MARCH)
Date   T index  Conditions       MUFs                              
26 Mar     5    Normal           Near predicted monthly values/depressed 
                                 10 to 20%
27 Mar     5    Normal           Near predicted monthly values    
28 Mar     5    Normal           Near predicted monthly values   

COMMENT: For 25 March HF conditions were mostly near predicted 
values in the Australian region with minor depressions observed 
at polar latitudes. Expect mostly near predicted MUFs today, 
26 March, with isolated periods of Minor depressed MUFs possible 
due to weak ionospheric storming. Isolated cases of Sporadic 
E observed in the Australian and other Oceanic regions.

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For an explanation of some of the terms in this report, go to
http://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at bom.gov.au
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