Magnetic Storms in November 2025: When to Expect the Strongest

Magnetic storms are a natural phenomenon directly linked to solar activity. Whether we’ll see strong storms in November 2025 depends on solar flares and coronal mass ejections. During these events, billions of tons of plasma burst into space and reach Earth in 1-3 days. The planet’s magnetic field starts to fluctuate, which we call a magnetic storm. Each year, 20-40 noticeable storms are recorded. Weak ones go almost unnoticed, but medium and strong storms affect millions of people worldwide. Here’s what to expect in November 2025.

Will There Be Magnetic Storms in November 2025?

In fall 2025, solar activity is on the rise. This makes magnetic storms in November quite likely. It’s a typical scenario as the Sun approaches the peak of its 11-year cycle. Disturbances become more frequent, and forecasts for November suggest some active periods.

The Kp index is used worldwide to measure storm strength, from 0 to 9:

• 0-2 – calm, stable magnetosphere;
• 3 – mild fluctuations, felt only by sensitive people;
• 4 – moderate disturbances, possible discomfort, and short communication issues;
• 5 – medium storm, impacts navigation, radio, and causes health complaints;
• 6-7 – strong storms, northern lights visible in unusual regions;
• 8-9 – extreme events, dangerous for power grids and satellites.

Magnetic Storm Forecast for November 2025

Analysis of previous months suggests storms in November won’t be extreme, but variations are expected. Calm weeks will alternate with sharp spikes in activity:

• The first risky period is November 1-3. The forecast shows an increase in the Kp index to 4-5. This means moderate and average disturbances. People with chronic heart and vascular diseases may experience additional stress.
• The second and main peak is November 11-12. On these days, the Kp index is forecast to be 5-6. This is already serious. The probability of bright northern lights appearing at this time is particularly high. Even in European countries far from the polar regions, it will be possible to see the glow in the sky.
• The third period of instability is expected after the middle of the month, on November 17-18. A slight increase in the Kp index to 3-4 is forecast. This is not a storm, but noticeable fluctuations that can cause fatigue and irritability in weather-sensitive people.

At the end of November, the situation will stabilize. From November 20 to 30, the forecast shows the Kp index at 2-3, which corresponds to a calm state of the magnetosphere. This will be a time of rest after a wave of autumn fluctuations. 

How Magnetic Storms Affect Health and Infrastructure

While official science is cautious about direct health links, many weather-sensitive people report issues during storms. Common complaints include headaches, poor sleep, irritability, and fatigue. Some notice blood pressure swings or a faster heartbeat.

Scientists stress that storms are not dangerous for healthy people.

But storms also affect technology. Satellites are at risk, which can disrupt communication, telemetry, and internet services. GPS signals lose accuracy. Shortwave radio may break down, which matters for pilots and the military. Storms in November 2025 are unlikely to cause major damage, but caution is wise.

Read also: Magnetic storms: forecast for January 2026

What to Do During Magnetic Storms

It is impossible to completely avoid the effects of space weather. But there are a few simple tips that can help reduce discomfort:

• On stormy days, ease physical and mental stress. Drink more water, avoid alcohol, and too much coffee.
• If you have heart or vascular conditions, keep your medication handy and follow your doctor’s advice.
• For electronics, use surge protectors and back up important data.

These habits make active days easier and reduce risks for both people and devices.