Minor C9.0 solar flare erupts at 08:28 UTC on June 11, 2026
A minor C9.0 solar flare erupted at 08:28 UTC on June 11, 2026.
Space weather
Electron flux alert issued on June 9, 2026
An electron flux alert was issued on June 9, 2026, after 2 MeV integral flux levels exceeded 1,000 pfu at geosynchronous orbit.
G3 – Strong Geomagnetic Storm Watch cancelled for June 8, 2026
The G3 – Strong Geomagnetic Storm Watch for June 8, 2026, and the G2 – Moderate Geomagnetic Storm Watch for June 9, 2026, have been cancelled following updated space weather conditions.
Electron 2 MeV Integral Flux Alert issued on June 8, 2026
An alert was issued on June 8, 2026, as the electron 2 MeV integral flux exceeded 1,000 pfu, with maximum values reaching 2,874 pfu on June 7.
Minor C7.2 solar flare erupts at 02:49 UTC on June 8, 2026
A minor C7.2 solar flare erupted at 02:49 UTC on June 8, 2026.
Electron 2 MeV Integral Flux Alert issued on June 7
An alert for electron 2 MeV integral flux exceeding 1,000 pfu was issued on June 7, 2026. Threshold was reached at 11:43 UTC.
G3 – Strong Geomagnetic Storm Watch issued for June 8, 2026
A G3 – Strong Geomagnetic Storm Watch is in effect for June 8, 2026. The Watch replaces all previous alerts and covers the entire day.
High electron flux alert issued on June 6, 2026
A high electron flux alert was issued on June 6, 2026, after the 2 MeV electron integral flux exceeded 1,000 pfu at GOES-19 at 16:40 UTC.
Moderate M1.8 solar flare erupts at 14:01 UTC on June 6, 2026
A moderate M1.8 solar flare erupted at 14:01 UTC on June 6, 2026.
Minor C8.8 solar flare erupts at 13:18 UTC on June 6, 2026
A minor C8.8 solar flare erupted at 13:18 UTC on June 6, 2026.
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