***********************************************************************
Product: Daily Forecast of Geomagnetic Activity
Issued: 2023 April 05 08:05UTC
Prepared by the Athens Space Weather Forecasting Center
***********************************************************************

1. Solar activity
Solar activity was almost stable during the past 24 hours.
Solar Flux (10.7 cm) measured on 04.04.2023 at 20:00 UTC was 136 sfu.
The background X-Ray flux is at the class B7.9 level.
The geomagnetic field was at quiet to active levels on April 04.
No obviously Earth directed CMEs were observed in available LASCO imagery.
The Kp index now is at unsettled levels with Kp=3.

2. Solar Wind Geomagnetic Activity
Solar Wind speed from ACE: 486 km/s.
Solar Wind speed from STEREO A: 400 km/s.
Solar Wind speed from STEREO B: - km/s.
The southward component Bz is: 1 nT north

3. Solar Energetic Particle Events
Protons and electrons are quiet.

4. Coronal Holes
A small  coronal hole at southern hemisphere (CH1139) rotate across the central meridian on April 01.

5. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to unsettled levels on April 05-06 and at quiet to  levels on April 07.

   Date      Estimated Ap index      Expected geom. storm
2023.04.05           10                        -
2023.04.06           08                        -
2023.04.07           05                        -

***************************************************************************
Athens Space Weather Forecasting Center
Physics Department, National & Kapodistrian University of Athens
Athens Neutron Monitor Station A.NE.MO.S
Tel.: +30 210 727 6901
email: spaceweather@phys.uoa.gr
URL: http://spaceweather.phys.uoa.gr
***************************************************************************