Electron flux alert issued on May 24, 2026
An alert was issued for electron 2 MeV integral flux exceeding 1,000 pfu on May 24, 2026. The alert remains in effect as of 05:00 UTC.
Space weather
Electron 2 MeV Integral Flux Alert issued on May 23, 2026
An Electron 2 MeV Integral Flux Alert was issued on May 23, 2026 after flux levels exceeded 1,000 pfu. The alert remains in effect.
Moderate M2.3 solar flare erupts at 10:29 UTC on May 22, 2026
A moderate M2.3 solar flare erupted at 10:29 UTC on May 22, 2026.
Electron 2 MeV Integral Flux Alert issued on May 22, 2026
An electron 2 MeV integral flux alert was issued on May 22, 2026, after flux levels exceeded 1,000 pfu for an extended period.
Minor C9.5 solar flare erupts at 18:25 UTC on May 21, 2026
A minor C9.5 solar flare erupted at 18:25 UTC on May 21, 2026.
Minor C8.3 solar flare erupts at 18:14 UTC on May 21, 2026
A minor C8.3 solar flare erupted at 18:14 UTC on May 21, 2026.
Electron flux exceeds 1,000 pfu on May 21, 2026
An alert for Electron 2 MeV Integral Flux exceeding 1,000 pfu was continued on May 21, 2026. The high flux began May 16, 2026.
Electron 2 MeV Integral Flux Alert issued on May 20, 2026
An Electron 2 MeV Integral Flux Alert was issued on May 20, 2026. The alert remains in effect due to flux levels exceeding 1,000 pfu since May 16.
K-index of 4 – Geomagnetic Storm Alert issued on May 19
A Geomagnetic K-index of 4 Alert was issued on May 19, 2026, valid from 06:00 UTC to 09:00 UTC. Weak power grid fluctuations may occur.
Electron integral flux alert issued on May 19, 2026
An alert for Electron 2 MeV Integral Flux exceeding 1,000 pfu was issued on May 19, 2026. Yesterday’s maximum flux reached 6,667 pfu.
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