G1 – Minor Geomagnetic Storm Alert issued on July 16
A G1 – Minor Geomagnetic Storm Alert was issued for July 16, 2025. Valid from 21:00 UTC to 24:00 UTC with weak power grid fluctuations possible.
Space weather
K-index of 4 – Geomagnetic K-index Alert issued on July 16
A Geomagnetic K-index Alert for a K-index of 4 was issued on July 16, 2025. The alert is valid for the synoptic period 21:00–24:00 UTC.
K-index of 4 – Geomagnetic K-index Alert issued on July 16
A Geomagnetic K-index Alert was issued for July 16, 2025, after reaching a K-index of 4 between 09:00 and 12:00 UTC.
Electron 2 MeV Integral Flux Alert issued on July 16
An alert for Electron 2 MeV Integral Flux exceeding 1,000 pfu was issued on July 16, 2025. Elevated levels persist since July 14.
C5.0 solar flare erupts on July 16, 2025
A low-intensity C5.0 solar flare erupted at 03:58 UTC on July 16, 2025.
Electron flux alert issued on July 15, 2025
An Electron 2 MeV Integral Flux Alert was issued on July 15, 2025 after levels exceeded 1,000 pfu since July 14, 15:50 UTC.
G1 – Minor Geomagnetic Storm Alert issued on July 15
A G1 – Minor Geomagnetic Storm Alert was issued for July 15, 2025. The alert is active from 09:00 UTC to 12:00 UTC.
G1 – Minor Geomagnetic Storm Alert issued on July 15
A G1 – Minor Geomagnetic Storm Alert was issued for July 15, 2025, valid for the synoptic period 0600–0900 UTC.
G1 – Minor Geomagnetic Storm Alert issued on July 14, 2025
A G1 – Minor Geomagnetic Storm Alert was issued on July 14, 2025, valid during the 18:00–21:00 UTC synoptic period.
ALERT: Geomagnetic K-index of 4 Alert issued on July 14
An ALERT: Geomagnetic K-index of 4 was issued at 20:54 UTC on July 14, 2025, valid for the synoptic period 18:00–21:00 UTC.
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