Space Weather Events
Coronal mass ejection — 2026-10-25 19:24 UTC
CME first seen to the SW by SOHO LASCO C2 beginning at 2026-10-25T19:24Z. The source of this event is a small filament eruption seen in SDO AIA 304 located at approx. S10W60, beginning at approx. 2026-10-25T18:42Z. Field line opening is also seen in SDO AIA 171/193.
| Event type | Coronal mass ejection |
|---|---|
| Date | |
| Flare class | — |
| CME speed | 275 km/s |
| CME analyses | 1 |
| Linked events | — |
| Instruments | SOHO: LASCO/C2 |
Research information from NASA DONKI, not an operational warning. NOAA SWPC is the official US source of space weather forecasts.
CME analyses
| Analysis | Time at 21.5 R☉ (UTC) | Speed (km/s) | Half angle (°) | Lat / lon (°) | Type | Technique | Model runs (WSA-ENLIL) |
|---|---|---|---|---|---|---|---|
| #1 (opens in a new tab) Most accurate (DONKI) | 2026-10-26T08:29Z | 275 | 27 | -7 / 60 | S | SWPC_CAT | Shock arrival not predicted; Earth glancing blow: no run (opens in a new tab) |
Analyses are measurements and modelled predictions submitted to DONKI; the "most accurate" mark is DONKI's own.
Provenance
| Source | NASA DONKI — Space Weather Events |
|---|---|
| Feed | DONKI CME |
| Provider data as of | not stated |
| First observed here | 25 Oct 2026, 20:01 EDT |
| Last observed here | 13 Nov 2026, 19:00 EST |
| In latest snapshot | Yes |
| Record identifier | 67ce5eae-0ef2-5106-9e92-ddfa5af56fb7 |
Local observation history
What this site observed; not complete provider history.
- — Added