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Magnetic storms as of April 17–18, solar activity forecast

UA NEWS 17 April 2026 09:50
Magnetic storms as of April 17–18, solar activity forecast

Magnetic storms affect atmospheric pressure, so some people may experience headaches, fatigue, and increased stress.

The solar activity forecast for the next two days is based on data from NOAA’s Space Weather Prediction Center (SWPC). Geomagnetic activity is measured on a scale from 0 to 9: if the planetary K-index reaches 5 or higher, this indicates a strong magnetic storm.

April 17

On Friday, April 17, solar activity with a K-index of 5.7 (red level) is expected, corresponding to strong magnetic storms capable of affecting human health and well-being.

April 18

On Saturday, April 18, solar activity with a K-index of 6 (red level) is expected, corresponding to strong magnetic storms capable of affecting human health and well-being.

It is important to note that magnetic storm forecasts may change, as solar activity researchers update their data every three hours. Therefore, we recommend regularly monitoring updates; all current information for today is below:

What is a magnetic storm

A magnetic storm is a phenomenon caused by regular flares and eruptions on the Sun, which release a significant amount of solar energy. It consists of charged particles (protons and electrons) that move rapidly in various directions, including toward Earth. When they reach Earth’s magnetosphere, activity occurs that scientists call magnetic storms or solar storms.

To distinguish between magnetic storms, a power level index known as the K-index is used. Fluctuations ranging from K-index 1 to K-index 4 are considered minor and often go unnoticed by people on Earth. Any magnetic storms exceeding a K-index of 5 are classified as red-level storms, which can most significantly impact human life and lead to a decline in overall well-being. Additionally, during high-level magnetic storms, communication sources such as cell towers, satellites, radio frequencies, and GPRS may experience disruptions. During magnetic storms reaching a K-index of 7 or 8, auroras can be observed.

How do magnetic storms affect people?

Magnetic storms affect atmospheric pressure, which is why some people may experience headaches, fatigue, and stress. There are no specific medications for magnetic storms, but you can alleviate your symptoms by using over-the-counter medications.

How can you help your body during magnetic storms?

  • Stick to a daily routine and healthy diet—get plenty of sleep and eat nutritious, healthy foods.
  • Avoid spicy, salty, and fatty foods, as well as alcohol, and reduce your coffee intake.
  • Drink herbal teas and plenty of water.
  • Take walks in the fresh air; if possible, get out of the city. But avoid direct sunlight.
  • Light physical activity will help improve your condition and boost your energy.
  • Avoid conflicts and stressful situations.
  • People with chronic illnesses are advised to get plenty of rest and keep necessary medications on hand.
  • A contrast shower in the morning will help you feel refreshed, and a bath in the evening will help you relax.

The forecast for magneticstorms on April 15–16 has been released.

Several periods dangerous for weather-sensitive people are expected in April 2026.

Magnetic storms can affect atmospheric pressure, causing some people to experience headaches, fatigue, and a general feeling of malaise.

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