Space weather / EVENT RECORD

ALERT: Type II Radio Emission

NOAA SWPC · Every measurement below belongs to the selected record.

Bulletin issued

2026-10-08 16:46:44.923Z

Source update / publication

2026-10-08 16:46:44.923Z

ALERT: Type II Radio Emission · Begin Time: 2026 Oct 08 1542 UTC · Estimate Velocity: 4125 km/s · Comment: ** Corrected for begin time. Type II speed recorded by Sagamore Hill RSTN site. · CORRECTED

This is a source-linked archive. Source measurements and assessments can change. An archived bulletin is not evidence that a warning is currently active.

In the daily journal

SOURCE ID swpc:TIIA:2026-10-08T16:46:44.923Z