[Ips-dhfpr] ASWFC Daily HF Prop Report - 06 April 26 issued 2330 UT on 06 Apr 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/06 APRIL 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (06 APRIL) 
Date   T index  Conditions    
06 Apr    86    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 35% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Mar      92
Apr      83
May      81


2. FORECAST (07 APRIL - 09 APRIL)
Date   T index  Conditions       MUFs                              
07 Apr    90    Normal           Near predicted monthly values
08 Apr    90    Normal           Near predicted monthly values    
09 Apr    90    Normal-fair      Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 35 was issued on 
5 April and is current for 6-7 Apr. Maximum Usable Frequencies 
(MUFs) in the Australian region on UT day 06-Apr were mostly 
near predicted values. Spread F was observed at Hobart during 
local night hours. MUFs are expected to be near predicted monthly 
values over 07-09 Apr. Southern Australian region HF conditions 
may become mildly degraded during local night hours over 10-11 
Apr.

----------------------------------------------------------
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.

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au