Geomagnetic storms today

On Thursday, September 25, 2025, a kIndex of 1 signifies a period of quiet geomagnetic activity, indicating minimal disturbances in the Earth's magnetic field. This low level of geomagnetic activity is typically associated with stable atmospheric conditions, resulting in little to no impact on day-to-day weather patterns. For weather-sensitive individuals, such as those with certain medical conditions or sensitivities to environmental changes, a kIndex of 1 generally means fewer fluctuations in their physical well-being. These individuals often experience changes in mood, energy levels, or physical symptoms during periods of higher geomagnetic activity, such as solar storms or increased solar wind. However, during quiet conditions like those represented by a kIndex of 1, such sensitivities are less likely to be triggered, allowing for a more stable and pleasant environmental experience. Overall, a kIndex of 1 is reassuring for individuals concerned about geomagnetic influences on their health and well-being.