[Ips-dhfpr] SWS Daily HF Prop Report - 11 April 21 issued 2330 UT on 11 Apr 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/11 APRIL 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (11 APRIL) 
Date   T index  Conditions    
11 Apr     9    Normal-fair    

Flares: none.

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

PCA Event : No event.

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


2. FORECAST (12 APRIL - 14 APRIL)
Date   T index  Conditions       MUFs                              
12 Apr     5    Normal           Near predicted monthly values
13 Apr     5    Normal           Near predicted monthly values    
14 Apr     5    Normal           Near predicted monthly values   

COMMENT: Some depressions to around 25% in MUFs before 1300 UT 
at Canberra, Darwin, Learmonth and Hobart. Sporadic E observed 
at Darwin 0500-0600 and 1500-1700 UT. Spread F observed at Hobart 
0900-2000 UT. MUFs are expected to be near predicted monthly 
values for the next three days, 12-14 April, with some mild to 
moderate depressions, mostly in the first half of the UT day.

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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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