[ips-dhfpr-euro] ASWFC Daily European HF Report 15 04 25 issued 0650 UT on 16 Apr 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC DAILY EUROPEAN HF PROPAGATION REPORT
ISSUED AT 16/0630Z 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 15 04 25
Flares    Max     Fadeout    Freq.  Sectors
  M1.5    1020UT  possible   lower  European
  M1.3    1814UT  possible   lower  East Pacific/
                                    North American
A moderate shock was observed in the solar wind at 1637UT on 15 Apr.
A weak (10nT) impulse was observed in the SWS magnetometer data at
1722UT on 15 Apr.
PCA Event : No event.

Observed T index:    80

Observed European Region MUFS:
Near predicted monthly values during local day. Depressed by 20%
during local night.

2. FORECAST FOR 16 04 2025

Forecast T index:   50
Forecast European Region MUFS:
Initially today: Depressed by 25%.
Rest of day: Depressed 20-30%
COMMENT:Strongly degraded HF conditions expected later in UT day due
to geomagnetic activity.

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

Average European T index over last 7 days:    98
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