[Ips-dhfpr] SWS Daily HF Prop Report - 01 April 21 issued 2330 UT on 01 Apr 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 APRIL 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (01 APRIL) 
Date   T index  Conditions    
01 Apr     7    Fair-normal    

Flares: none.

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 20% depressed.

PCA Event : No event.

Monthly T index:
Month  T index
Mar      9
Apr      19
May      23


2. FORECAST (02 APRIL - 04 APRIL)
Date   T index  Conditions       MUFs                              
02 Apr    10    Normal           Near predicted monthly values
03 Apr    10    Normal           Near predicted monthly values    
04 Apr    10    Normal           Near predicted monthly values   

COMMENT: Some MUF depressions to about 20% were observed to around 
09 UT on UT day, 01 April. Depressions to 30% at Darwin 12-17 
UT. Spread F was observed at Hobart 10-20 UT. Sporadic E was 
observed at Darwin 07-14 UT, Brisbane 11-17 UT and Norfolk Is. 
06-07, 12-13 UT. MUFs are expected to be near predicted monthly 
values on 02-04 April with depressions during daytime possible.

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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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