[Ips-dhfpr] SWS Daily HF Prop Report - 31 March 20 issued 2354 UT on 31 Mar 2020

rwc rwc at ips.gov.au
Wed Apr 1 10:54:51 EST 2020


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/31 MARCH 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 MARCH) 
Date   T index  Conditions    
31 Mar     8    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 40% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% 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
Feb      -8
Mar      -15
Apr      -16


2. FORECAST (01 APRIL - 03 APRIL)
Date   T index  Conditions       MUFs                              
01 Apr     5    Normal           Near to 15% above predicted 
                                 monthly values
02 Apr     5    Normal           Near to 15% above predicted 
                                 monthly values    
03 Apr     5    Normal           Near to 15% above predicted 
                                 monthly values   

COMMENT: Maximum Usable frequencies (MUFs) ranged from near predicted 
monthly values to enhanced for Equatorial, Northern AUS and Southern 
AUS/NZ regions on 31Mar. Notable sporadic E observed again at 
SWS stations Cocos Is, Darwin, Perth and Learmonth. Disturbed 
ionospheric support for Antarctic regions. MUFs are expected 
to range from near predicted monthly values to slightly enhanced 
for Equatorial, Northern AUS and Southern AUS/NZ region 01Apr-03Apr 
with disturbed ionospheric support expected for Antarctic regions.

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