Geomagnetic storms today

On Sunday, September 28, 2025, a kIndex level of 4 indicates a moderate level of geomagnetic activity. This level is generally categorized as "quiet" to "unsettled," suggesting minor disturbances in the Earth's magnetic field. Typically, a kIndex of 4 may result from solar wind interactions, leading to variability in geomagnetic conditions. For weather-sensitive individuals, this moderate level of geomagnetic activity can manifest as mild fluctuations in related atmospheric phenomena. People with conditions such as migraines, anxiety, or cardiovascular issues may experience subtle changes in their well-being, though these effects are usually less pronounced than during higher kIndex levels. Some may report heightened fatigue or slight mood shifts due to the geomagnetic changes. While the overall impact of a kIndex of 4 is minimal, those with heightened sensitivity could still benefit from monitoring their health during this time. Engaging in stress-reduction techniques and maintaining a healthy lifestyle can help mitigate any potential discomfort related to geomagnetic activity.