Geomagnetic forecast
Forecast of magnetic storms from Dec 19, 2011 to Dec 21, 2011
| 19.12.2011 | 20.12.2011 | 21.12.2011 | |
| Probability of a magnetic storm | 1% | 1% | 1% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |
27-day forecast of magnetic storms
| 19.12.2011 | 20.12.2011 | 21.12.2011 | |
| Probability of a magnetic storm | 1% | 1% | 1% |
| Probability of a strong magnetic storm | 1% | 1% | 1% |