[ips-dhfpr-euro] ASWFC Daily European HF Report 10 05 23 issued 0650 UT on 11 May 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY EUROPEAN HF PROPAGATION REPORT
ISSUED AT 11/0630Z MAY 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 10 05 23
Flares    Max     Fadeout    Freq.  Sectors
  M2.2    1421UT  possible   lower  South American/
                                    Atlantic

A weak (10nT) impulse was observed in the SWS magnetometer data at
0713UT on 10 May.
PCA Event : Began at 1435UT 08/05, Ended at 1220UT 09/05
 and, Began at 2325UT 09/05, Ended at 0350UT 11/05
 

Observed T index:   109

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

2. FORECAST FOR 11 05 2023

Forecast T index:  115
Forecast European Region MUFS:
Initially today: Enhanced by 25%.
Rest of day: becoming depressed 15 to 20% 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:   113
ASWFC monthly forcast T index for MAY 2023:  87



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