[Ips-dhfpr] ASWFC Daily HF Prop Report - 26 June 24 issued 2330 UT on 26 Jun 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/26 JUNE 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (26 JUNE) 
Date   T index  Conditions    
26 Jun   116    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
May      121
Jun      116
Jul      117


2. FORECAST (27 JUNE - 29 JUNE)
Date   T index  Conditions       MUFs                              
27 Jun   115    Normal           Near predicted monthly values
28 Jun   105    Normal           Near predicted monthly values    
29 Jun   105    Normal-fair      Near predicted monthly values 
                                 to 15% depressed   

COMMENT: ASWFC SWF HF Communications Warning 70 was issued on 
26 June and is current for 26-28 Jun. Maximum usable frequencies 
(MUFs) in the Australian region on UT day 26-Jun were near predicted 
monthly values to 15% enhanced. Sporadic-E was observed in Cocos 
Islands during local night hours and spread-F was observed at 
Niue during local night hours. Scintillation was observed at 
Niue between 1121 and 1136 UT. MUFs are expected to be mostly 
near predicted values over 27-29 Jun. Some mild depressions may 
be observed on 29-Jun.

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