[ips-dhfpr-euro] ASWFC Daily European HF Report 21 04 25 issued 0650 UT on 22 Apr 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY EUROPEAN HF PROPAGATION REPORT
ISSUED AT 22/0630Z APR 2025 
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 21 04 25
Flares    Max     Fadeout    Freq.  Sectors
  M1.9    1837UT  possible   lower  East Pacific/
                                    North American


PCA Event : No event.

Observed T index:    67

Observed European Region MUFS:
Depressed by 15% during local day. Depressed by 20% during local
night. Depressed by 25% after local dawn.

2. FORECAST FOR 22 04 2025

Forecast T index:   55
Forecast European Region MUFS:
Initially today: Depressed by 15%.
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:    82
ASWFC monthly forcast T index for APR 2025: 115



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