[Ips-dhfpr] SWS Daily HF Prop Report - 27 September 21 issued 2337 UT on 27 Sep 2021

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/27 SEPTEMBER 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 SEPTEMBER) 
Date   T index  Conditions    
27 Sep    37    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      No data available
   Northern Australian Region:
      Near predicted monthly values. Depressions to
      25% 17-19 UT.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   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
Aug      14
Sep      27
Oct      30


2. FORECAST (28 SEPTEMBER - 30 SEPTEMBER)
Date   T index  Conditions       MUFs                              
28 Sep    25    Fair             Near predicted monthly values
29 Sep    15    Normal-fair      Near predicted monthly values 
                                 to 20% depressed    
30 Sep    15    Normal-fair      Near predicted monthly values 
                                 to 20% depressed   

COMMENT: MUFs in the Australian region on UT day 27 September 
were mostly near predicted monthly values with nighttime enhancements. 
MUFs are expected to be near predicted monthly values on 28 September 
with mild depressions on 29-30 September.

----------------------------------------------------------
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.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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