Solar Flare Forecast
Updates: Hourly
Last update: 19:00 UT 16-May-2026
Last update: 19:00 UT 16-May-2026
M (R1-R2)
20%
X (R3-R5)
1%
Solar Flare Probabilities
| Region | ≥ M1 | ≥ X1 |
| full disk | 20% | 1% |
| 4435 | 5% | <1% |
| 4436 | 15% | <1% |
| 4438 | 5% | 1% |
Solar flare forecasts are also available through the WMO Information System (search for "solar flare"; requires registration).
See the Australian Space Weather Alert System (ASWAS) for a description of the R (radio blackout) scale.
For more information on the solar flare forecast please visit the Solar Help Page.
