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Solar activity forecast for the period April 26 - May 02, 2024

Activity level: mostly low to moderate
X-ray background flux (1.0-8.0 A): in the range B5.2 - C4.5
Radio flux (10.7 cm): a fluctuation in the range 114-193
Events: class C (2-8/day), class M (0-6/period), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 60-175

Vlastislav Feik
RWC Prague, Astronomical Institute, Solar Dept., Ondrejov, Czech Republic

Geomagnetic activity forecast for the period April 26 - May 02, 2024

Quiet: Apr 26, 28 - 29, May 2
Unsettled: Apr 26 - 27, May 1
Active: possible Apr 25, 30
Minor storm: 0
Major storm: 0
Severe storm: 0

Tonight, any unsettled to active event is possible. Next day, we expect geomagnetic activity decrease which can be interrupted about Tuesday, April 30, with any unsettled to active event. The last two days, at the start of May, we expect quiet to unsettled conditions, generally.

Tomas Bayer
RWC Prague
Institute of Geophysics of the ASCR, Prague
Department of Geomagnetism
Budkov observatory (BDV)

Weekly Commentary on the Sun, the Magnetosphere, and the Earth's Ionosphere April 26 - May 02, 2024

The weekly commentary was not issued on April 25 due to technical reasons (maintenance of the electricity network).
F. K. Janda, A.R.S. OK1HH

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