Geomagnetic forecast
Forecast of magnetic storms from Oct 27, 2011 to Oct 29, 2011
| 27.10.2011 | 28.10.2011 | 29.10.2011 | |
| Probability of a magnetic storm | 1% | 5% | 5% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |
27-day forecast of magnetic storms
| 27.10.2011 | 28.10.2011 | 29.10.2011 | |
| Probability of a magnetic storm | 1% | 5% | 5% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |