[Ips-dhfpr] ASWFC Daily HF Prop Report - 29 June 26 issued 2330 UT on 29 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/29 JUNE 2026
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (29 JUNE) 
Date   T index  Conditions    
29 Jun    75    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.4    2140UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Davis/Mawson):
      Enhanced by 20% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
May      67
Jun      68
Jul      65


2. FORECAST (30 JUNE - 02 JULY)
Date   T index  Conditions       MUFs                              
30 Jun    80    Normal           Near predicted monthly values
01 Jul    70    Normal-fair      Depressed 10 to 15%/near predicted 
                                 monthly values    
02 Jul    80    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 58 was issued on 
29 June and is current for 29-30 Jun. Maximum usable frequencies 
(MUFs) in the Australian region on UT day 29-Jun were mostly 
near predicted monthly values. Sporadic-A was observed in Perth 
during local dawn hours. MUFs are expected to be near predicted 
values on 30-Jun, may briefly become depressed during local dawn 
hours by 10-15% on 1-Jul, returning to normal by 2-Jul.

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