[Ips-dhfpr] SWS Daily HF Prop Report - 14 January 22 issued 2341 UT on 14 Jan 2022

rwc rwc at ips.gov.au
Sat Jan 15 10:41:39 EST 2022


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/14 JANUARY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (14 JANUARY) 
Date   T index  Conditions    
14 Jan    68    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.8    0204UT  possible   lower  E. Asia/Aust.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Mostly near predicted monthly values.
      Enhanced by 25% after local dawn.
   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
Dec      34
Jan      36
Feb      39


2. FORECAST (15 JANUARY - 17 JANUARY)
Date   T index  Conditions       MUFs                              
15 Jan    60    Normal-fair      Near to 15% above predicted 
                                 monthly values
16 Jan    35    Normal-fair      Near predicted monthly values    
17 Jan    35    Normal           Near predicted monthly values   

COMMENT: SWS SWF HF Communications Warning 3 was issued on 14 
January and is current for 14-16 Jan. Mostly near predicted to 
mildly enhanced MUFs were observed in the Australian region on 
14 January. Sporadic E and spread F observed at some Australian 
sites. Mostly near predicted MUFs are expected on 15 to 17 January. 
HF propagation conditions are expected to be slightly degraded 
on UT day 16 January due to the aftermath of the forecasted disturbed 
conditions. Short-wave fadeouts are possible.

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