[Ips-dhfpr] ASWFC Daily HF Prop Report - 27 November 23 issued 2331 UT on 27 Nov 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/27 NOVEMBER 2023
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 NOVEMBER) 
Date   T index  Conditions    
27 Nov   140    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   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 (28 NOVEMBER - 30 NOVEMBER)
Date   T index  Conditions       MUFs                              
28 Nov   125    Normal           Near predicted monthly values 
                                 to 15-20% enhanced
29 Nov   120    Normal           Near predicted monthly values 
                                 to 15-20% enhanced    
30 Nov   100    Normal-fair      Near predicted monthly values 
                                 to 10-20% depressed   

COMMENT: Maximum usable frequencies (MUFs) were near predicted 
monthly values to 15% enhanced in the Australian region on 27-Nov. 
Sporadic-E was observed at Brisbane during local evening hours. 
MUFs re expected to be near predicted monthly values to 15-20% 
enhanced over 28-29 Nov. MUFs may become depressed by 10-20% 
on 30-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