[Ips-dhfpr] ASWFC Daily HF Prop Report - 25 November 22 issued 2330 UT on 25 Nov 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/25 NOVEMBER 2022
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (25 NOVEMBER) 
Date   T index  Conditions    
25 Nov    91    Normal         

Flares: none.

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

PCA Event : No event.

Monthly T index:
Month  T index
Oct      83
Nov      70
Dec      70


2. FORECAST (26 NOVEMBER - 28 NOVEMBER)
Date   T index  Conditions       MUFs                              
26 Nov    70    Normal           Near predicted monthly values
27 Nov    70    Normal           Near predicted monthly values    
28 Nov    70    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 25-Nov were 
near predicted monthly values. Sporadic-E was observed at most 
northern Australian sites during local night hours. MUFs are 
expected to be mostly near predicted monthly values over 26-28 
Nov, with a chance of degraded HF conditions during local night 
hours for the southern Australian region on 26-Nov.

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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