October 10 – 16, 2025

Solar activity forecast for the period October 10 – 16, 2025

Issued: 2025 Oct 9 2100 UTC

Activity level from Oct 10 to Oct 13: low to high
X-ray background flux (1.0-8.0 A): in the range B4.0-C2.0
Radio flux (10.7 cm): a fluctuation in the range 115-180 f.u.
Events: class C: 1-22/day, class M: 0-5/day, class X: 0-1/period, proton: 0-1/period
Relative sunspot number (Ri): in the range 30-175

Activity level from Oct 14 to Oct 16: low to high
X-ray background flux (1.0-8.0 A): in the range B4.0-C2.0
Radio flux (10.7 cm): a fluctuation in the range 115-180 f.u.
Events: class C: 1-22/day, class M: 0-5/day, class X: 0-1/period, proton: 0-1/period
Relative sunspot number (Ri): in the range 30-175

Jozef Lesko
Slovak Republic
https://roztoky.space/category/predpovede/
e-mail: safor (at) protonmail.ch

Geomagnetic activity forecast for the period October 10 – 16, 2025

Issued: 2025 Oct 9 2130 UTC

Quiet to active: Oct 10 – 16

Jozef Lesko
Slovak Republic
https://roztoky.space/category/predpovede/
e-mail: safor (at) protonmail.ch