[Ips-dhfpr] ASWFC Daily HF Prop Report - 28 May 24 issued 2330 UT on 28 May 2024 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/28 MAY 2024
FROM THE AUSTRALIAN SPACE WEATHER FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
NOTE: This report may be reissued due to system maintenance
scheduled for 29-May.

1. SUMMARY (28 MAY) 
Date   T index  Conditions    
28 May   111    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Enhanced by 15% during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      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
Apr      125
May      114
Jun      116


2. FORECAST (29 MAY - 31 MAY)
Date   T index  Conditions       MUFs                              
29 May   110    Normal           Near predicted monthly values
30 May   110    Normal           Near predicted monthly values    
31 May   110    Normal           Near predicted monthly values   

COMMENT: ASWFC SWF HF Communications Warning 57 was issued on 
28 May and is current for 29-31 May. Maximum usable frequencies 
(MUFs) in the Australian region on UT day 28-May were generally 
near predicted monthly values. Spread F was observed at Hobart 
during local night hours. MUFs are expected to be near predicted 
monthly values over 29-31 May. Shortwave fadeouts are possible.

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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