[Ips-dhfpr] ASWFC Daily HF Prop Report - 16 November 23 issued 2331 UT on 16 Nov 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 NOVEMBER 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 NOVEMBER) 
Date   T index  Conditions    
16 Nov   109    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Niue Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly 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 : No event.

Monthly T index:
Month  T index
Oct      130
Nov      100
Dec      98


2. FORECAST (17 NOVEMBER - 19 NOVEMBER)
Date   T index  Conditions       MUFs                              
17 Nov   110    Normal           Near predicted monthly values
18 Nov   110    Normal           Near predicted monthly values    
19 Nov   110    Normal-fair      Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) in the Australian 
region on UT day 16-Nov were mostly near predicted monthly values. 
Mild spread F was observed at Hobart during local night hours. 
Mild depressions of 15% were observed after dawn at some southern 
Australian sites. These depressions are not expected to persist. 
MUFs are expected to be near predicted values for 17-19 Nov. 
Mildly degraded HF conditions are expected for the southern Australian 
region during local night hours during 19-20 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