[Ips-dhfpr] SWS Daily HF Prop Report - 27 May 21 issued 2330 UT on 27 May 2021

Regional Warning Centre rwc at ips.gov.au
Fri May 28 09:30:10 EST 2021


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

1. SUMMARY (27 MAY) 
Date   T index  Conditions    
27 May    20    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 15% during local day.
      Enhanced by 15% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% 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
Apr      12
May      21
Jun      24


2. FORECAST (28 MAY - 30 MAY)
Date   T index  Conditions       MUFs                              
28 May    20    Normal-fair      Near predicted monthly values
29 May    20    Normal           Near predicted monthly values    
30 May    20    Normal           Near predicted monthly values   

COMMENT: MUFs in the Australian region on UT day 27 May were 
mostly near predicted monthly values with some mild depressions 
in the Northern Australian and Niue Island regions during the 
local day and some mild enhancements during the local night. 
Some mild MUF depressions are possible on UT day 28 May due to 
recent geomagnetic activity. Mostly normal HF propagation conditions 
are expected on UT days 29-30 May.

----------------------------------------------------------
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
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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