ALERT: Geomagnetic K-index of 4 Alert issued on September 25
A Geomagnetic K-index of 4 Alert was issued on September 25, 2026. The alert is currently active and was triggered by unsettled solar wind conditions.
A Geomagnetic K-index of 4 Alert was issued on September 25, 2026. The alert is currently active and was triggered by unsettled solar wind conditions.
A shallow M5.6 earthquake was registered 212 km (132 miles) east of Onagawa Chō, Japan at 19:21 UTC on August 26, 2026. The event struck at a depth of 10.0 km (6.2 miles), USGS data shows.
An alert was issued as the electron 2 MeV integral flux exceeded 1,000 pfu on August 22, 2026. The alert remains in effect since August 21 at 11:05 UTC.
A Geomagnetic K-index of 4 Alert was issued on June 11, 2026. The alert is active for the synoptic period from 18:00 UTC to 21:00 UTC.
Volcanic ash from Sheveluch in Russia was observed at 8 800 m (29 000 feet) at 23:20 UTC on March 31, 2026.
An earthquake with a magnitude of M5.7 was registered in the Kermadec Islands, New Zealand at 19:24 UTC on March 31, 2026. The event occurred at a depth of 143.4 km (89.1 miles), according to USGS data.
Washington VAAC reported possible volcanic ash from Ecuador’s Sangay volcano at 6 400 m (21 000 feet) a.s.l. at 19:20 UTC on March 28, 2026.
Volcanic ash from Semeru in Indonesia was observed at 4 300 m (14 100 feet) above sea level at 17:10 UTC on October 17, 2025.
End of content
End of content