[Ips-dhfpr] SWS Daily HF Prop Report - 16 July 17 issued 2335 UT on 16 Jul 2017 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 JULY 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 JULY) 
Date   T index  Conditions    
16 Jul    18    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
     Near predicted monthly values ver the UT day.

PCA Event : 10MeV Proton/PCA Event Began at 1940UT 14/07, Ended at 1105UT 15/07

Monthly T index:
Month  T index
Jun      9
Jul      8
Aug      7


2. FORECAST (17 JULY - 19 JULY)
Date   T index  Conditions       MUFs                              
17 Jul     0    Fair-normal      Near predicted monthly values/depressed 
                                 10 to 20%
18 Jul     0    Fair-normal      Near predicted monthly values/depressed 
                                 10 to 30%    
19 Jul     5    Normal           Near predicted monthly values   

COMMENT: Australian observed MUFs were mostly near predicted 
monthly values to enhanced over the last 24 hours. Noted Spread 
F in the Australian region and isolated pockets of Sporadic E 
during the UT day. Depressed MUF's possible for Southern AUS/NZ 
regions and disturbed ionospheric support Antarctic regions 17Jul-18Jul 
due to anticipated increased geomagnetic activity.

----------------------------------------------------------
For an explanation of some of the terms in this report, go to
http://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at bom.gov.au
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