Geomagnetic forecast
Forecast of magnetic storms from Dec 29, 2011 to Dec 31, 2011
| 29.12.2011 | 30.12.2011 | 31.12.2011 | |
| Probability of a magnetic storm | 10% | 5% | 1% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |
27-day forecast of magnetic storms
| 29.12.2011 | 30.12.2011 | 31.12.2011 | |
| Probability of a magnetic storm | 10% | 5% | 1% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |