Geomagnetic forecast
Forecast of magnetic storms from Apr 19, 2011 to Apr 21, 2011
| 19.04.2011 | 20.04.2011 | 21.04.2011 | |
| Probability of a magnetic storm | 1% | 10% | 5% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |
27-day forecast of magnetic storms
| 19.04.2011 | 20.04.2011 | 21.04.2011 | |
| Probability of a magnetic storm | 1% | 10% | 5% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |