[ips-dhfpr-euro] ASWFC Daily European HF Report 19 07 23 issued 0650 UT on 20 Jul 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY EUROPEAN HF PROPAGATION REPORT
ISSUED AT 20/0630Z JUL 2023 
FROM THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE
EUROPEAN REGION SUMMARY AND FORECAST
MUF SUMMARY/FORECAST INFORMATION IN THIS REPORT IS AUTOMATICALLY
GENERATED FROM REGIONAL IONOSPHERIC DATA

1. SUMMARY FOR 19 07 23
Flares    Max     Fadeout    Freq.  Sectors
  M1.4    1057UT  possible   lower  European
  M3.8    1725UT  possible   lower  South American/
                                    Atlantic


PCA Event : Began at 0145UT 18/07, Ended at 1425UT 18/07
 and, Began at 0145UT 18/07, Ended at 0335UT 20/07
 

Observed T index:   128

Observed European Region MUFS:
Near predicted monthly values during local day. Enhanced by 15%
during local night. Enhanced by 20% after local dawn.

2. FORECAST FOR 20 07 2023

Forecast T index:  125
Forecast European Region MUFS:
Initially today: Enhanced by 25%.
Rest of day: becoming depressed 15% at times later in UT day
COMMENT:Degraded HF conditions expected due to geomagnetic activity.

3. 7 DAY AVERAGE T INDEX AND FORECAST MONTHLY T INDEX

Average European T index over last 7 days:   115
ASWFC monthly forcast T index for JUL 2023:  91



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