Geomagnetic storms 10 January 2026

On January 10, 2026, the geomagnetic activity level, denoted by a kIndex of 4, indicates a state of active geomagnetic conditions. While this level is not classified as severely disruptive, it can still lead to observable effects in the Earth's upper atmosphere. The kIndex ranges from 0 to 9, with 4 suggesting a moderate level of disturbance, which may be associated with mild auroras and increased ionospheric irregularities. For weather-sensitive individuals, the impact of a kIndex of 4 can vary. Some people may experience slight changes in their mood or overall wellbeing, as geomagnetic activity has been linked to fluctuations in energy levels and sleep patterns. Additionally, those with conditions like migraines may report increased occurrences during heightened geomagnetic activity due to potential changes in atmospheric pressure and electromagnetic fields. It's essential for such individuals to stay aware of these fluctuations, as they could influence their daily activities and health. Overall, while a kIndex of 4 represents a moderate geomagnetic disturbance, the effects on human health and behavior can still be notable, particularly for sensitive individuals.