[ips-dhfpr-euro] ASWFC Daily European HF Report 11 05 23 issued 0650 UT on 12 May 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: ASWFC DAILY EUROPEAN HF PROPAGATION REPORT
ISSUED AT 12/0630Z 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 11 05 23
Flares    Max     Fadeout    Freq.  Sectors
  M2.2    0901UT  possible   lower  Mid East/Indian
  M1.8    1829UT  possible   lower  East Pacific/
                                    North American


PCA Event : Began at 2325UT 09/05, Ended at 0350UT 11/05
 

Observed T index:   128

Observed European Region MUFS:
Near predicted monthly values during local day. Enhanced by 15%
during local night. Enhanced by 35% after local dawn.

2. FORECAST FOR 12 05 2023

Forecast T index:  100
Forecast European Region MUFS:
Initially today: Near predicted monthly values.
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 MAY 2023:  87

A weak (19nT) impulse was observed in the SWS magnetometer data at
0631UT on 12 May.

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