Predikce sluneční a geomagnetické aktivity

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
e-mail: sunwatch(at)asu.cas.cz

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
Geomagnetic activity summary:	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)

Geomagnetic activity forecast for the period

April 26 - May 02, 2024

Geomagnetic field will be:

Quiet on:
Quiet to unsettled on:
Quiet to active on:
Unsettled to active on:
Active to disturbed:
Solar wind will intensify on:

Remarks:

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

e-mail: ok1hh(at)crk.cz; ok1hh(at)rsys.cz

Pmail: OK1HH(at)OK0NAG.#BOH.CZE.EU